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NATIONAL INSTRUMENTS CORP SEC EDGAR Filings
SEC filings, ownership reports, and insider transactions for CIK 0000935494.
Total Filings
2,520
Latest Filing
23 Oct 2023
Industry
Services Prepackaged Software
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- Business address
- 11500 North Mopac Expressway, Austin, TX, 78759
- State of incorporation
- DE
- Fiscal year end
- 31 December
- Former names
- NATIONAL INSTRUMENTS CORP /DE/ (to 10 Feb 2016)
Quick Takeaways
- NATIONAL INSTRUMENTS CORP is an SEC filer tracked under CIK 0000935494.
- 2,520 filings are listed on this profile.
- Common form coverage includes 15-12G, 8-K, 4 and more.
What Changed
- Latest filing: 15-12G filed on 23 Oct 2023.
- Report period: not specified in filing header.
Why This Matters
- You can quote filing dates and form types directly from the SEC record on this page.
- Use this profile before deeper ownership or insider analysis to confirm filing history context.
Official SEC Source
Filer Overview
NATIONAL INSTRUMENTS CORP has filed 2,520 SEC EDGAR filings since 30 Jul 1996. Common forms include 15-12G, 8-K, 4, S-8 POS and more.
Latest Filings
Recent SEC filings for NATIONAL INSTRUMENTS CORP with direct links to document and filing folders.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 15-12G | Open 15-12G document | View SEC filing for 15-12G | FORM 15 | 23 Oct 2023 | 001-41595 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 18 Oct 2023 | 13 Oct 2023 | 001-41595 |
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Oct 2023 | 11 Oct 2023 | |
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 11 Oct 2023 | 11 Oct 2023 | ||
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-266560 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-238095 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-232972 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-218452 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-206067 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-197878 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-176047 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-166791 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-145301 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-127751 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-118034 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 333-91671 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 033-91610 | |
| S-8 POS | Open S-8 POS document | View SEC filing for S-8 POS | S-8 POS | 11 Oct 2023 | 033-91608 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 11 Oct 2023 | 11 Oct 2023 | 001-41595 |
| 25-NSE | Open 25-NSE document | View SEC filing for 25-NSE | 11 Oct 2023 | 001-41595 | ||
| 4 | Open 4 document | View SEC filing for 4 | 02 Aug 2023 | 01 Aug 2023 | ||
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 28 Jul 2023 | 30 Jun 2023 | 001-41595 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 27 Jul 2023 | 27 Jul 2023 | 001-41595 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 29 Jun 2023 | 29 Jun 2023 | 001-41595 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 22 Jun 2023 | 001-41595 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 22 Jun 2023 | 22 Jun 2023 | 001-41595 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 20 Jun 2023 | 001-41595 | |
| SD | Open SD document | View SEC filing for SD | SD | 30 May 2023 | 001-41595 | |
| 4 | Open 4 document | View SEC filing for 4 | 25 May 2023 | 25 May 2023 | ||
| 144/A | Open 144/A document | View SEC filing for 144/A | 25 May 2023 | 001-41595 | ||
| 144 | Open 144 document | View SEC filing for 144 | 25 May 2023 | 001-41595 | ||
| DEFM14A | Open DEFM14A document | View SEC filing for DEFM14A | DEFM14A | 25 May 2023 | 001-41595 | |
| 4 | Open 4 document | View SEC filing for 4 | 18 May 2023 | 17 May 2023 | ||
| 144 | Open 144 document | View SEC filing for 144 | 17 May 2023 | 001-41595 | ||
| 4 | Open 4 document | View SEC filing for 4 | 16 May 2023 | 15 May 2023 | ||
| 144 | Open 144 document | View SEC filing for 144 | 15 May 2023 | 001-41595 | ||
| PREM14A | Open PREM14A document | View SEC filing for PREM14A | PREM14A | 11 May 2023 | 11 May 2023 | 001-41595 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 10 May 2023 | 09 May 2023 | 001-41595 |
| 4 | Open 4 document | View SEC filing for 4 | 03 May 2023 | 01 May 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 03 May 2023 | 01 May 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 03 May 2023 | 01 May 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 03 May 2023 | 01 May 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 02 May 2023 | 01 May 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 02 May 2023 | 01 May 2023 | ||
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 28 Apr 2023 | 31 Mar 2023 | 001-41595 |
| 4 | Open 4 document | View SEC filing for 4 | 27 Apr 2023 | 26 Apr 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 27 Apr 2023 | 26 Apr 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 27 Apr 2023 | 26 Apr 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 27 Apr 2023 | 26 Apr 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 27 Apr 2023 | 26 Apr 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 27 Apr 2023 | 26 Apr 2023 | ||
| 4 | Open 4 document | View SEC filing for 4 | 27 Apr 2023 | 26 Apr 2023 | ||
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 27 Apr 2023 | 27 Apr 2023 | 001-41595 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 20 Apr 2023 | 001-41595 | |
| DFAN14A | Open DFAN14A document | View SEC filing for DFAN14A | FORM DFAN14A | 20 Apr 2023 | 001-41595 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 18 Apr 2023 | 001-41595 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 14 Apr 2023 | 001-41595 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 14 Apr 2023 | 001-41595 | |
| DFAN14A | Open DFAN14A document | View SEC filing for DFAN14A | FORM DFAN14A | 12 Apr 2023 | 001-41595 | |
| 8-A12B/A | Open 8-A12B/A document | View SEC filing for 8-A12B/A | 8-A12B/A | 12 Apr 2023 | 001-41595 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 12 Apr 2023 | 001-41595 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 12 Apr 2023 | 001-41595 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 12 Apr 2023 | 12 Apr 2023 | 001-41595 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA 14A | 12 Apr 2023 | 001-41595 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 12 Apr 2023 | 12 Apr 2023 | 001-41595 |
| DFAN14A | Open DFAN14A document | View SEC filing for DFAN14A | FORM DFAN14A | 12 Apr 2023 | 001-41595 | |
| 4 | Open 4 document | View SEC filing for 4 | 04 Apr 2023 | 16 Mar 2023 | ||
| ARS | Open ARS document | View SEC filing for ARS | ARS | 27 Mar 2023 | 31 Dec 2022 | 001-41595 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 27 Mar 2023 | 001-41595 | |
| DEF 14A | Open DEF 14A document | Open XBRL data | View SEC filing for DEF 14A | DEF 14A | 27 Mar 2023 | 001-41595 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 SUBMISSION | 22 Mar 2023 | 20 Mar 2023 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Mar 2023 | 03 Mar 2023 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Mar 2023 | 03 Mar 2023 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Mar 2023 | 03 Mar 2023 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 03 Mar 2023 | 03 Mar 2023 | 001-41595 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 21 Feb 2023 | 31 Dec 2022 | 001-41595 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Feb 2023 | 16 Feb 2023 | |
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | 14 Feb 2023 | 005-49937 | ||
| 5 | Open 5 document | View SEC filing for 5 | FORM 5 | 13 Feb 2023 | 28 Jun 2022 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | JHG PLC OWNS >5% | 10 Feb 2023 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | SCHEDULE 13G/A | 09 Feb 2023 | 005-49937 | |
| DFAN14A | Open DFAN14A document | View SEC filing for DFAN14A | FORM DFAN14A | 08 Feb 2023 | 001-41595 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Feb 2023 | 31 Jan 2023 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Feb 2023 | 31 Jan 2023 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Feb 2023 | 30 Jan 2023 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Feb 2023 | 30 Jan 2023 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 01 Feb 2023 | 25 Jan 2023 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 31 Jan 2023 | 31 Jan 2023 | 001-41595 |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 24 Jan 2023 | 005-49937 | ||
| DFAN14A | Open DFAN14A document | View SEC filing for DFAN14A | FORM DFAN14A | 23 Jan 2023 | 001-41595 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 18 Jan 2023 | 09 Jan 2023 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jan 2023 | 17 Jan 2023 | |
| DFAN14A | Open DFAN14A document | View SEC filing for DFAN14A | FORM DFAN14A | 17 Jan 2023 | 001-41595 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Jan 2023 | 13 Jan 2023 | |
| DFAN14A | Open DFAN14A document | View SEC filing for DFAN14A | DFAN14A | 17 Jan 2023 | 001-41595 | |
| 8-A12B | Open 8-A12B document | View SEC filing for 8-A12B | 8-A12B | 13 Jan 2023 | 001-41595 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 13 Jan 2023 | 13 Jan 2023 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Jan 2023 | 31 Dec 2022 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 15 Dec 2022 | 12 Dec 2022 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Dec 2022 | 01 Dec 2022 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 15 Nov 2022 | 11 Nov 2022 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Nov 2022 | 10 Nov 2022 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | SCHEDULE 13G/A | 10 Nov 2022 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Nov 2022 | 01 Nov 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Nov 2022 | 01 Nov 2022 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 28 Oct 2022 | 30 Sep 2022 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 27 Oct 2022 | 27 Oct 2022 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 13 Sep 2022 | 13 Sep 2022 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 25 Aug 2022 | 24 Aug 2022 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Aug 2022 | 15 Aug 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Aug 2022 | 12 Aug 2022 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 10 Aug 2022 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Aug 2022 | 01 Aug 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Aug 2022 | 08 Aug 2022 | |
| S-8 | Open S-8 document | View SEC filing for S-8 | S-8 | 05 Aug 2022 | 333-266560 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Aug 2022 | 01 Aug 2022 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 29 Jul 2022 | 30 Jun 2022 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 28 Jul 2022 | 28 Jul 2022 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 May 2022 | 27 May 2022 | |
| SD | Open SD document | View SEC filing for SD | SD | 31 May 2022 | 000-25426 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 12 May 2022 | 10 May 2022 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2022 | 02 May 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2022 | 02 May 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2022 | 02 May 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2022 | 02 May 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2022 | 02 May 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2022 | 02 May 2022 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 29 Apr 2022 | 000-25426 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 29 Apr 2022 | 31 Mar 2022 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 28 Apr 2022 | 28 Apr 2022 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2022 | 20 Apr 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2022 | 20 Apr 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2022 | 20 Apr 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2022 | 20 Apr 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2022 | 20 Apr 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2022 | 20 Apr 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2022 | 20 Apr 2022 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 28 Mar 2022 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 28 Mar 2022 | 10 May 2022 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Mar 2022 | 08 Mar 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Mar 2022 | 28 Feb 2022 | |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 22 Feb 2022 | 31 Dec 2021 | 000-25426 |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 14 Feb 2022 | 005-49937 | ||
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | JANUS HENDERSON GROUP PLC OWNS >5% | 10 Feb 2022 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | SCHEDULE 13G/A | 10 Feb 2022 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Feb 2022 | 08 Feb 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 02 Feb 2022 | 31 Jan 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Feb 2022 | 01 Feb 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 02 Feb 2022 | 31 Jan 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 02 Feb 2022 | 31 Jan 2022 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 01 Feb 2022 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Feb 2022 | 31 Jan 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Jan 2022 | 31 Jan 2022 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 27 Jan 2022 | 27 Jan 2022 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 Jan 2022 | 18 Jan 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 Jan 2022 | 18 Jan 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 Jan 2022 | 18 Jan 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 Jan 2022 | 18 Jan 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 Jan 2022 | 18 Jan 2022 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 23 Nov 2021 | 22 Nov 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 22 Nov 2021 | 19 Nov 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 18 Nov 2021 | 16 Nov 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Nov 2021 | 01 Nov 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Nov 2021 | 01 Nov 2021 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 Nov 2021 | 30 Sep 2021 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 28 Oct 2021 | 28 Oct 2021 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION FORM 8-K | 30 Sep 2021 | 28 Sep 2021 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Aug 2021 | 26 Jul 2021 | |
| 4/A | Open 4/A document | View SEC filing for 4/A | FORM 4/A | 06 Aug 2021 | 03 May 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Aug 2021 | 02 Aug 2021 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 02 Aug 2021 | 30 Jun 2021 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 29 Jul 2021 | 29 Jul 2021 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION FORM 8-K | 23 Jun 2021 | 18 Jun 2021 | 000-25426 |
| SD | Open SD document | View SEC filing for SD | NATIONAL INSTRUMENTS CORPORATION - FORM SD | 26 May 2021 | 000-25426 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 14 May 2021 | 14 May 2021 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2021 | 03 May 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2021 | 03 May 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2021 | 03 May 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2021 | 03 May 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2021 | 03 May 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2021 | 03 May 2021 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 03 May 2021 | 31 Mar 2021 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 29 Apr 2021 | 29 Apr 2021 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Apr 2021 | 21 Apr 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Apr 2021 | 21 Apr 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2021 | 21 Apr 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2021 | 21 Apr 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2021 | 21 Apr 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2021 | 21 Apr 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2021 | 21 Apr 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Apr 2021 | 20 Apr 2021 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 29 Mar 2021 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 29 Mar 2021 | 11 May 2021 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Mar 2021 | 01 Feb 2021 | |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 23 Feb 2021 | 31 Dec 2020 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Feb 2021 | 01 Feb 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Feb 2021 | 17 Feb 2021 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 16 Feb 2021 | 005-49937 | ||
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | JANUS HENDERSON GROUP PLC OWNS 7.2% | 11 Feb 2021 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | SCHEDULE 13G/A | 10 Feb 2021 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Feb 2021 | 01 Feb 2021 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 29 Jan 2021 | 005-49937 | ||
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 29 Jan 2021 | 20 Jan 2021 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 28 Jan 2021 | 28 Jan 2021 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Jan 2021 | 19 Jan 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Jan 2021 | 19 Jan 2021 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Jan 2021 | 19 Jan 2021 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 07 Jan 2021 | 03 Jan 2021 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Nov 2020 | 03 Aug 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Nov 2020 | 03 Aug 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Nov 2020 | 03 Aug 2020 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 02 Nov 2020 | 30 Sep 2020 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION FORM 8-K | 30 Oct 2020 | 30 Oct 2020 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 29 Oct 2020 | 29 Oct 2020 | 000-25426 |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 02 Sep 2020 | |||
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 01 Sep 2020 | |||
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 26 Aug 2020 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Aug 2020 | 13 Aug 2020 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 04 Aug 2020 | 30 Jun 2020 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Jul 2020 | 29 Jul 2020 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 30 Jul 2020 | 30 Jul 2020 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 06 Jul 2020 | 06 Jul 2020 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 15 Jun 2020 | 15 Jun 2020 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 09 Jun 2020 | 09 Jun 2020 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 02 Jun 2020 | 02 Jun 2020 | 000-25426 |
| SD | Open SD document | View SEC filing for SD | NATIONAL INSTRUMENTS CORPORATION - FORM SD | 01 Jun 2020 | 000-25426 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 May 2020 | 13 May 2020 | |
| S-8 | Open S-8 document | View SEC filing for S-8 | S-8 | 08 May 2020 | 333-238095 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 07 May 2020 | 06 May 2020 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2020 | 01 May 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2020 | 01 May 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2020 | 03 Feb 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2020 | 01 May 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2020 | 01 May 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2020 | 01 May 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2020 | 01 May 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2020 | 01 May 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2020 | 01 May 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2020 | 01 May 2020 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 04 May 2020 | 31 Mar 2020 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2020 | 29 Apr 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2020 | 29 Apr 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2020 | 29 Apr 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2020 | 29 Apr 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2020 | 29 Apr 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2020 | 29 Apr 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2020 | 29 Apr 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2020 | 29 Apr 2020 | |
| 8-K/A | Open 8-K/A document | Open XBRL data | View SEC filing for 8-K/A | 8-K/A | 01 May 2020 | 30 Apr 2020 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | 8-K | 30 Apr 2020 | 30 Apr 2020 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 28 Apr 2020 | 28 Apr 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2020 | 23 Apr 2020 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 20 Apr 2020 | 17 Apr 2020 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 02 Apr 2020 | 02 Apr 2020 | 000-25426 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 24 Mar 2020 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 24 Mar 2020 | 05 May 2020 | 000-25426 |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 10 Mar 2020 | 01 Mar 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Mar 2020 | 02 Mar 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Feb 2020 | 24 Feb 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Feb 2020 | 24 Feb 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Feb 2020 | 19 Feb 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Feb 2020 | 19 Feb 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Feb 2020 | 19 Feb 2020 | |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 20 Feb 2020 | 31 Dec 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Feb 2020 | 19 Feb 2020 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | NONE | 14 Feb 2020 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 14 Feb 2020 | 005-49937 | ||
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | JANUS HENDERSON GROUP PLC OWNS 7.4% OF NATL INSTRUMENTS | 13 Feb 2020 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Feb 2020 | 03 Feb 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Feb 2020 | 03 Feb 2020 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | SCHEDULE 13G/A | 12 Feb 2020 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Feb 2020 | 03 Feb 2020 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 06 Feb 2020 | 29 Jan 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Feb 2020 | 03 Feb 2020 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 06 Feb 2020 | 29 Jan 2020 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Feb 2020 | 04 Feb 2020 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 04 Feb 2020 | 04 Feb 2020 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Feb 2020 | 01 Feb 2020 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 04 Feb 2020 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Feb 2020 | 03 Feb 2020 | |
| 5 | Open 5 document | View SEC filing for 5 | FORM 5 | 03 Feb 2020 | 31 Dec 2019 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 30 Jan 2020 | 30 Jan 2020 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Dec 2019 | 30 Dec 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Dec 2019 | 26 Dec 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Dec 2019 | 01 Aug 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Dec 2019 | 01 Aug 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Dec 2019 | 16 Dec 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Dec 2019 | 16 Dec 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Dec 2019 | 09 Dec 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Dec 2019 | 02 Dec 2019 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 02 Dec 2019 | 02 Dec 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Nov 2019 | 25 Nov 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Nov 2019 | 18 Nov 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Nov 2019 | 11 Nov 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Nov 2019 | 04 Nov 2019 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | 8-K | 01 Nov 2019 | 01 Nov 2019 | 000-25426 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 31 Oct 2019 | 30 Sep 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Oct 2019 | 28 Oct 2019 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 30 Oct 2019 | 29 Oct 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Oct 2019 | 21 Oct 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Oct 2019 | 14 Oct 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Oct 2019 | 07 Oct 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Sep 2019 | 30 Sep 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Sep 2019 | 23 Sep 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Sep 2019 | 16 Sep 2019 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 10 Sep 2019 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Sep 2019 | 09 Sep 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Sep 2019 | 03 Sep 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Aug 2019 | 26 Aug 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Aug 2019 | 19 Aug 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Aug 2019 | 12 Aug 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Aug 2019 | 05 Aug 2019 | |
| S-8 | Open S-8 document | View SEC filing for S-8 | FORM S-8 2019 | 02 Aug 2019 | 333-232972 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 02 Aug 2019 | 30 Jun 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Jul 2019 | 29 Jul 2019 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 30 Jul 2019 | 30 Jul 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jul 2019 | 22 Jul 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Jul 2019 | 15 Jul 2019 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 10 Jul 2019 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Jul 2019 | 08 Jul 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Jul 2019 | 01 Jul 2019 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 28 Jun 2019 | 25 Jun 2019 | 000-25426 |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 27 Jun 2019 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jun 2019 | 24 Jun 2019 | |
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 21 Jun 2019 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jun 2019 | 17 Jun 2019 | |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 11 Jun 2019 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jun 2019 | 03 Jun 2019 | |
| SD | Open SD document | View SEC filing for SD | NATIONAL INSTRUMENTS CORPORATION - FORM SD | 30 May 2019 | 000-25426 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 May 2019 | 28 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 May 2019 | 20 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 May 2019 | 17 May 2019 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 14 May 2019 | 14 May 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2019 | 13 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 May 2019 | 06 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 02 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 Feb 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 Feb 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 Feb 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 May 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2019 | 01 May 2019 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 May 2019 | 31 Mar 2019 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 30 Apr 2019 | 30 Apr 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Apr 2019 | 29 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2019 | 24 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2019 | 24 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2019 | 24 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2019 | 24 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2019 | 24 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2019 | 24 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Apr 2019 | 22 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Apr 2019 | 15 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Apr 2019 | 08 Apr 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Apr 2019 | 01 Apr 2019 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 01 Apr 2019 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 01 Apr 2019 | 14 May 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Mar 2019 | 25 Mar 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Mar 2019 | 18 Mar 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Mar 2019 | 11 Mar 2019 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 11 Mar 2019 | 01 Mar 2019 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 11 Mar 2019 | 01 Mar 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Mar 2019 | 04 Mar 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 28 Feb 2019 | 25 Feb 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Feb 2019 | 20 Feb 2019 | |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 21 Feb 2019 | 31 Dec 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Feb 2019 | 19 Feb 2019 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 14 Feb 2019 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Feb 2019 | 11 Feb 2019 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | SEC SCHEDULE 13G | 12 Feb 2019 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | JANUS HENDERSON GROUP PLC ANNUAL AMENDMENT | 12 Feb 2019 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 11 Feb 2019 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Feb 2019 | 04 Feb 2019 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 06 Feb 2019 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Feb 2019 | 01 Feb 2019 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 01 Feb 2019 | 01 Feb 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Jan 2019 | 28 Jan 2019 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 29 Jan 2019 | 23 Jan 2019 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 28 Jan 2019 | 22 Jan 2019 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jan 2019 | 22 Jan 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jan 2019 | 22 Jan 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jan 2019 | 22 Jan 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jan 2019 | 22 Jan 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jan 2019 | 22 Jan 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Jan 2019 | 14 Jan 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Jan 2019 | 07 Jan 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jan 2019 | 02 Jan 2019 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Dec 2018 | 24 Dec 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Dec 2018 | 17 Dec 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Dec 2018 | 17 Dec 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Dec 2018 | 10 Dec 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Dec 2018 | 03 Dec 2018 | |
| CT ORDER | Open CT ORDER document | View SEC filing for CT ORDER | 03 Dec 2018 | 000-25426 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Nov 2018 | 26 Nov 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Nov 2018 | 19 Nov 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Nov 2018 | 01 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Nov 2018 | 01 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Nov 2018 | 12 Nov 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Nov 2018 | 01 Nov 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Nov 2018 | 05 Nov 2018 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 31 Oct 2018 | 30 Sep 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Oct 2018 | 30 Oct 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Oct 2018 | 29 Oct 2018 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 25 Oct 2018 | 25 Oct 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Oct 2018 | 23 Oct 2018 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 25 Oct 2018 | 25 Oct 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Oct 2018 | 22 Oct 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Oct 2018 | 15 Oct 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Oct 2018 | 08 Oct 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Oct 2018 | 01 Oct 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Sep 2018 | 24 Sep 2018 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 20 Sep 2018 | 19 Sep 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Sep 2018 | 17 Sep 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Sep 2018 | 17 Sep 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Sep 2018 | 10 Sep 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Sep 2018 | 10 Sep 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Sep 2018 | 04 Sep 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Sep 2018 | 04 Sep 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Aug 2018 | 29 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Aug 2018 | 27 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Aug 2018 | 27 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 28 Aug 2018 | 24 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Aug 2018 | 23 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Aug 2018 | 21 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Aug 2018 | 22 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Aug 2018 | 20 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Aug 2018 | 20 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Aug 2018 | 01 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Aug 2018 | 14 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Aug 2018 | 13 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Aug 2018 | 13 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Aug 2018 | 06 Aug 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Aug 2018 | 06 Aug 2018 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 02 Aug 2018 | 30 Jun 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Jul 2018 | 27 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Jul 2018 | 30 Jul 2018 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 26 Jul 2018 | 26 Jul 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jul 2018 | 23 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jul 2018 | 23 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Jul 2018 | 16 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Jul 2018 | 16 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Jul 2018 | 09 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Jul 2018 | 09 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jul 2018 | 02 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jul 2018 | 02 Jul 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Jun 2018 | 25 Jun 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Jun 2018 | 25 Jun 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Jun 2018 | 18 Jun 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Jun 2018 | 18 Jun 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Jun 2018 | 11 Jun 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Jun 2018 | 11 Jun 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jun 2018 | 04 Jun 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jun 2018 | 04 Jun 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 May 2018 | 29 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 May 2018 | 29 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 May 2018 | 25 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 May 2018 | 23 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 May 2018 | 21 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 May 2018 | 21 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2018 | 14 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2018 | 14 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2018 | 11 May 2018 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 08 May 2018 | 08 May 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 May 2018 | 07 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 May 2018 | 07 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 30 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 01 May 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2018 | 30 Apr 2018 | |
| SD | Open SD document | View SEC filing for SD | NATIONAL INSTRUMENTS CORPORATION - FORM SD | 02 May 2018 | 000-25426 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 May 2018 | 31 Mar 2018 | 000-25426 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | NATIONAL INSTRUMENTS CORPORATION - PRESENTATION MATERIALS | 30 Apr 2018 | 000-25426 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | NATIONAL INSTRUMENTS CORPORATION - PRESENTATION MATERIALS | 30 Apr 2018 | 000-25426 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2018 | 25 Apr 2018 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 26 Apr 2018 | 26 Apr 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2018 | 23 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2018 | 23 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Apr 2018 | 17 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Apr 2018 | 16 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Apr 2018 | 16 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Apr 2018 | 12 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Apr 2018 | 09 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Apr 2018 | 09 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Apr 2018 | 02 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Apr 2018 | 02 Apr 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Mar 2018 | 29 Mar 2018 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 29 Mar 2018 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 29 Mar 2018 | 08 May 2018 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 28 Mar 2018 | 26 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Mar 2018 | 26 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Mar 2018 | 19 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Mar 2018 | 19 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Mar 2018 | 14 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Mar 2018 | 12 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Mar 2018 | 12 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Mar 2018 | 01 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Mar 2018 | 01 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Mar 2018 | 01 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Mar 2018 | 05 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Mar 2018 | 05 Mar 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Mar 2018 | 28 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 28 Feb 2018 | 26 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 28 Feb 2018 | 26 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Feb 2018 | 20 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Feb 2018 | 20 Feb 2018 | |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 22 Feb 2018 | 31 Dec 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Feb 2018 | 01 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Feb 2018 | 12 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Feb 2018 | 12 Feb 2018 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 14 Feb 2018 | 005-49937 | ||
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | NONE | 14 Feb 2018 | 005-49937 | |
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | RE-FILING UNDER NEW JANUS HENDERSON GROUP PLC POST MERGER | 13 Feb 2018 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | JCM CLOSEOUT LETTER BECAUSE JCM MERGED WITH JANUS HENDERSON GROUP PLC | 13 Feb 2018 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Feb 2018 | 08 Feb 2018 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 09 Feb 2018 | 005-49937 | ||
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | SEC SCHEDULE 13G | 08 Feb 2018 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Feb 2018 | 05 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Feb 2018 | 05 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Feb 2018 | 01 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Feb 2018 | 01 Feb 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Jan 2018 | 29 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Jan 2018 | 29 Jan 2018 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 30 Jan 2018 | 30 Jan 2018 | 000-25426 |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 25 Jan 2018 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jan 2018 | 22 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jan 2018 | 22 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jan 2018 | 16 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jan 2018 | 16 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Jan 2018 | 08 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Jan 2018 | 08 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Jan 2018 | 02 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Jan 2018 | 02 Jan 2018 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Dec 2017 | 26 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Dec 2017 | 26 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Dec 2017 | 18 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Dec 2017 | 18 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Dec 2017 | 15 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Dec 2017 | 11 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Dec 2017 | 11 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Dec 2017 | 04 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Dec 2017 | 04 Dec 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Nov 2017 | 27 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Nov 2017 | 27 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Nov 2017 | 20 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Nov 2017 | 20 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Nov 2017 | 01 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Nov 2017 | 01 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Nov 2017 | 01 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Nov 2017 | 01 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Nov 2017 | 13 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Nov 2017 | 13 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Nov 2017 | 06 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Nov 2017 | 06 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Nov 2017 | 01 Nov 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Nov 2017 | 30 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Nov 2017 | 30 Oct 2017 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 31 Oct 2017 | 30 Sep 2017 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 26 Oct 2017 | 26 Oct 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Oct 2017 | 23 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Oct 2017 | 23 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Oct 2017 | 16 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Oct 2017 | 16 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Oct 2017 | 09 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Oct 2017 | 09 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Oct 2017 | 02 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Oct 2017 | 02 Oct 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Sep 2017 | 13 Sep 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Sep 2017 | 25 Sep 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Sep 2017 | 18 Sep 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Sep 2017 | 18 Sep 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Sep 2017 | 11 Sep 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Sep 2017 | 11 Sep 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Sep 2017 | 05 Sep 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Sep 2017 | 05 Sep 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Aug 2017 | 28 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Aug 2017 | 28 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Aug 2017 | 21 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Aug 2017 | 21 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Aug 2017 | 14 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Aug 2017 | 14 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Aug 2017 | 07 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Aug 2017 | 07 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Aug 2017 | 31 Jul 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Aug 2017 | 31 Jul 2017 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 Aug 2017 | 30 Jun 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Jul 2017 | 25 Jul 2017 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 27 Jul 2017 | 27 Jul 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Jul 2017 | 24 Jul 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Jul 2017 | 24 Jul 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jul 2017 | 17 Jul 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jul 2017 | 17 Jul 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Jul 2017 | 10 Jul 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Jul 2017 | 10 Jul 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jul 2017 | 03 Jul 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jul 2017 | 05 Jul 2017 | |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 30 Jun 2017 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Jun 2017 | 26 Jun 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Jun 2017 | 26 Jun 2017 | |
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 21 Jun 2017 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Jun 2017 | 19 Jun 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Jun 2017 | 19 Jun 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Jun 2017 | 12 Jun 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 Jun 2017 | 12 Jun 2017 | |
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 13 Jun 2017 | |||
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 09 Jun 2017 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jun 2017 | 05 Jun 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Jun 2017 | 05 Jun 2017 | |
| S-8 | Open S-8 document | View SEC filing for S-8 | FORM S-8 2017 | 02 Jun 2017 | 333-218452 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 May 2017 | 30 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 May 2017 | 30 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 May 2017 | 30 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 May 2017 | 30 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 May 2017 | 26 May 2017 | |
| SD | Open SD document | View SEC filing for SD | NATIONAL INSTRUMENTS CORPORATION - FORM SD | 26 May 2017 | 000-25426 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 May 2017 | 22 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 May 2017 | 22 May 2017 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 18 May 2017 | 09 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 May 2017 | 15 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 May 2017 | 15 May 2017 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 12 May 2017 | 09 May 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 May 2017 | 10 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 May 2017 | 08 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 May 2017 | 05 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 May 2017 | 05 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2017 | 28 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2017 | 01 May 2017 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 May 2017 | 31 Mar 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2017 | 01 May 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2017 | 28 Apr 2017 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 27 Apr 2017 | 27 Apr 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 25 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 26 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 26 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 26 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 26 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 26 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 25 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 25 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Apr 2017 | 25 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2017 | 24 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Apr 2017 | 17 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Apr 2017 | 10 Apr 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Apr 2017 | 03 Apr 2017 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 30 Mar 2017 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 30 Mar 2017 | 09 May 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Mar 2017 | 27 Mar 2017 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 27 Mar 2017 | 22 Mar 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Mar 2017 | 20 Mar 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Mar 2017 | 13 Mar 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Mar 2017 | 01 Feb 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Mar 2017 | 01 Feb 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Mar 2017 | 01 Feb 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Mar 2017 | 01 Feb 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Mar 2017 | 06 Mar 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Mar 2017 | 27 Feb 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Feb 2017 | 21 Feb 2017 | |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 16 Feb 2017 | 31 Dec 2016 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 16 Feb 2017 | 16 Feb 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Feb 2017 | 13 Feb 2017 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | NONE | 13 Feb 2017 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | NATI | 13 Feb 2017 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 10 Feb 2017 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Feb 2017 | 06 Feb 2017 | |
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | 07 Feb 2017 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Feb 2017 | 30 Jan 2017 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 26 Jan 2017 | 20 Jan 2017 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Jan 2017 | 24 Jan 2017 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 25 Jan 2017 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Jan 2017 | 23 Jan 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jan 2017 | 17 Jan 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Jan 2017 | 20 Dec 2016 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 04 Jan 2017 | 20 Dec 2016 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 21 Dec 2016 | 20 Dec 2016 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 16 Dec 2016 | 12 Dec 2016 | 000-25426 |
| CT ORDER | Open CT ORDER document | View SEC filing for CT ORDER | 15 Dec 2016 | 000-25426 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Nov 2016 | 11 Nov 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Nov 2016 | 08 Nov 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Nov 2016 | 07 Nov 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Nov 2016 | 01 Nov 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Nov 2016 | 07 Nov 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Nov 2016 | 04 Nov 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Nov 2016 | 01 Aug 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Nov 2016 | 01 Aug 2016 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 31 Oct 2016 | 30 Sep 2016 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 27 Oct 2016 | 27 Oct 2016 | 000-25426 |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | BROWN ADVISORY INCORPORATED | 11 Oct 2016 | 005-49937 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION FORM 8-K | 30 Aug 2016 | 29 Aug 2016 | 000-25426 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 Aug 2016 | 30 Jun 2016 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 27 Jul 2016 | 27 Jul 2016 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 May 2016 | 23 May 2016 | |
| SD | Open SD document | View SEC filing for SD | NATIONAL INSTRUMENTS CORPORATION SD 12-31-2015 | 19 May 2016 | 000-25426 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 12 May 2016 | 10 May 2016 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2016 | 04 May 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2016 | 02 May 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2016 | 02 May 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2016 | 02 May 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2016 | 02 May 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2016 | 02 May 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2016 | 02 May 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2016 | 02 May 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2016 | 02 May 2016 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 02 May 2016 | 31 Mar 2016 | 000-25426 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 28 Apr 2016 | 28 Apr 2016 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 27 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 26 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 26 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 27 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 27 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 27 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 26 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 27 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Apr 2016 | 27 Apr 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Apr 2016 | 20 Apr 2016 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 04 Apr 2016 | 04 Apr 2016 | 000-25426 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFA14A | 31 Mar 2016 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 31 Mar 2016 | 10 May 2016 | 000-25426 |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 08 Mar 2016 | 01 Mar 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Mar 2016 | 01 Feb 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Mar 2016 | 01 Feb 2016 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Mar 2016 | 01 Feb 2016 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 01 Mar 2016 | 26 Feb 2016 | 000-25426 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 19 Feb 2016 | 31 Dec 2015 | 000-25426 |
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | NATI SC13G | 16 Feb 2016 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | NONE | 11 Feb 2016 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 10 Feb 2016 | 005-49937 | ||
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | BROWN ADVISORY INCORPORATED | 09 Feb 2016 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Feb 2016 | 04 Feb 2016 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 28 Jan 2016 | 28 Jan 2016 | 000-25426 |
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | 28 Jan 2016 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Dec 2015 | 30 Dec 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Dec 2015 | 03 Aug 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Nov 2015 | 03 Aug 2015 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 30 Oct 2015 | 30 Sep 2015 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Oct 2015 | 29 Oct 2015 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 30 Oct 2015 | 30 Oct 2015 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 27 Oct 2015 | 27 Oct 2015 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Oct 2015 | 02 Oct 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Sep 2015 | 02 Sep 2015 | |
| S-8 | Open S-8 document | View SEC filing for S-8 | FORM S-8 2015 EQUITY INCENTIVE PLAN | 04 Aug 2015 | 333-206067 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 31 Jul 2015 | 30 Jun 2015 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 28 Jul 2015 | 28 Jul 2015 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 May 2015 | 20 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 May 2015 | 18 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 May 2015 | 14 May 2015 | |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 14 May 2015 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 May 2015 | 13 May 2015 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 13 May 2015 | 12 May 2015 | 000-25426 |
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 11 May 2015 | |||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2015 | 01 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2015 | 01 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2015 | 01 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2015 | 01 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2015 | 01 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2015 | 01 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2015 | 01 May 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 May 2015 | 01 May 2015 | |
| SD | Open SD document | View SEC filing for SD | NATIONAL INSTRUMENTS CORPORATION SD 12-31-2014 | 04 May 2015 | 000-25426 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 May 2015 | 31 Mar 2015 | 000-25426 |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 29 Apr 2015 | |||
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 28 Apr 2015 | 28 Apr 2015 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Apr 2015 | 22 Apr 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Apr 2015 | 22 Apr 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Apr 2015 | 22 Apr 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Apr 2015 | 22 Apr 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Apr 2015 | 22 Apr 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Apr 2015 | 21 Apr 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Apr 2015 | 21 Apr 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Apr 2015 | 21 Apr 2015 | |
| ARS | Open ARS document | View SEC filing for ARS | AUTO-GENERATED PAPER DOCUMENT | 02 Apr 2015 | 31 Dec 2014 | 000-25426 |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 01 Apr 2015 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 01 Apr 2015 | 12 May 2015 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Mar 2015 | 02 Feb 2015 | |
| 3/A | Open 3/A document | View SEC filing for 3/A | FORM 3/A | 16 Mar 2015 | 29 Jan 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Mar 2015 | 02 Feb 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Mar 2015 | 02 Feb 2015 | |
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | NONE | 24 Feb 2015 | 005-49937 | |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 19 Feb 2015 | 31 Dec 2014 | 000-25426 |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | NONE | 17 Feb 2015 | 005-49937 | |
| 5 | Open 5 document | View SEC filing for 5 | FORM 5 | 13 Feb 2015 | 31 Dec 2014 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | BROWN ADVISORY INCORPORATED | 13 Feb 2015 | 005-49937 | |
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | 10 Feb 2015 | 005-49937 | ||
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 02 Feb 2015 | 02 Feb 2015 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 29 Jan 2015 | 29 Jan 2015 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Dec 2014 | 09 Dec 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Dec 2014 | 03 Nov 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Dec 2014 | 03 Nov 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Dec 2014 | 01 Dec 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Nov 2014 | 24 Nov 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Nov 2014 | 17 Nov 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Nov 2014 | 10 Nov 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Nov 2014 | 10 Nov 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Nov 2014 | 03 Nov 2014 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 31 Oct 2014 | 28 Oct 2014 | 000-25426 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 31 Oct 2014 | 30 Sep 2014 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 30 Oct 2014 | 30 Oct 2014 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Oct 2014 | 27 Oct 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 Oct 2014 | 20 Oct 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Oct 2014 | 13 Oct 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Oct 2014 | 06 Oct 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Oct 2014 | 29 Sep 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Sep 2014 | 22 Sep 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Sep 2014 | 15 Sep 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Sep 2014 | 08 Sep 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Sep 2014 | 02 Sep 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Sep 2014 | 29 Aug 2014 | |
| 4/A | Open 4/A document | View SEC filing for 4/A | FORM 4/A | 03 Sep 2014 | 25 Aug 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Sep 2014 | 29 Aug 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Aug 2014 | 25 Aug 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Aug 2014 | 01 Aug 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Aug 2014 | 18 Aug 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Aug 2014 | 01 Aug 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Aug 2014 | 11 Aug 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Aug 2014 | 04 Aug 2014 | |
| S-8 | Open S-8 document | View SEC filing for S-8 | FORM S-8 2014 | 05 Aug 2014 | 333-197878 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Aug 2014 | 01 Aug 2014 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 Aug 2014 | 30 Jun 2014 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Jul 2014 | 28 Jul 2014 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 29 Jul 2014 | 29 Jul 2014 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Jul 2014 | 21 Jul 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Jul 2014 | 14 Jul 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 09 Jul 2014 | 07 Jul 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 Jul 2014 | 30 Jun 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Jun 2014 | 24 Jun 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jun 2014 | 16 Jun 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Jun 2014 | 09 Jun 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Jun 2014 | 02 Jun 2014 | |
| SD | Open SD document | View SEC filing for SD | NATIONAL INSTRUMENTS CORPORATION SD 12-31-2013 | 02 Jun 2014 | 000-25426 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 May 2014 | 27 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 May 2014 | 23 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 May 2014 | 21 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 May 2014 | 19 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 May 2014 | 19 May 2014 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 19 May 2014 | 13 May 2014 | 000-25426 |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 15 May 2014 | 13 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 May 2014 | 13 May 2014 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 15 May 2014 | 13 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2014 | 13 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2014 | 13 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2014 | 13 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2014 | 13 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 May 2014 | 12 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 May 2014 | 13 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 May 2014 | 12 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 May 2014 | 05 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2014 | 01 May 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 01 May 2014 | 28 Apr 2014 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 May 2014 | 31 Mar 2014 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 29 Apr 2014 | 29 Apr 2014 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION | 25 Apr 2014 | 22 Apr 2014 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2014 | 03 Apr 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2014 | 22 Apr 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Apr 2014 | 22 Apr 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Apr 2014 | 21 Apr 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 Apr 2014 | 14 Apr 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Apr 2014 | 08 Apr 2014 | |
| ARS | Open ARS document | View SEC filing for ARS | AUTO-GENERATED PAPER DOCUMENT | 08 Apr 2014 | 31 Dec 2013 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Apr 2014 | 31 Mar 2014 | |
| DEFA14A | Open DEFA14A document | View SEC filing for DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 01 Apr 2014 | 000-25426 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 01 Apr 2014 | 13 May 2014 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Mar 2014 | 24 Mar 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 19 Mar 2014 | 17 Mar 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Mar 2014 | 10 Mar 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Mar 2014 | 03 Feb 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Mar 2014 | 03 Feb 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Mar 2014 | 03 Feb 2014 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 06 Mar 2014 | 28 Feb 2014 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Mar 2014 | 03 Mar 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Feb 2014 | 24 Feb 2014 | |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | 10-K | 20 Feb 2014 | 31 Dec 2013 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Feb 2014 | 18 Feb 2014 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | NONE | 14 Feb 2014 | 005-49937 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | SC 13G/A | 13 Feb 2014 | 005-49937 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Feb 2014 | 10 Feb 2014 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 07 Feb 2014 | 005-49937 | ||
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 05 Feb 2014 | 29 Jan 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 05 Feb 2014 | 03 Feb 2014 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION | 03 Feb 2014 | 28 Jan 2014 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 30 Jan 2014 | 30 Jan 2014 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 29 Jan 2014 | 27 Jan 2014 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 28 Jan 2014 | 005-49937 | ||
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Jan 2014 | 21 Jan 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Jan 2014 | 13 Jan 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Jan 2014 | 06 Jan 2014 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 Jan 2014 | 30 Dec 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Dec 2013 | 30 Dec 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Dec 2013 | 23 Dec 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Dec 2013 | 16 Dec 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Dec 2013 | 09 Dec 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Dec 2013 | 02 Dec 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Nov 2013 | 27 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Nov 2013 | 26 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 27 Nov 2013 | 25 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 20 Nov 2013 | 18 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Nov 2013 | 11 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 12 Nov 2013 | 08 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Nov 2013 | 07 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 07 Nov 2013 | 05 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Nov 2013 | 04 Nov 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Nov 2013 | 04 Nov 2013 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 04 Nov 2013 | 29 Oct 2013 | 000-25426 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 Nov 2013 | 30 Sep 2013 | 000-25426 |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 31 Oct 2013 | 31 Oct 2013 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Oct 2013 | 28 Oct 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 23 Oct 2013 | 21 Oct 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 15 Oct 2013 | 14 Oct 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 Oct 2013 | 07 Oct 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Sep 2013 | 30 Sep 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 25 Sep 2013 | 23 Sep 2013 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 18 Sep 2013 | 17 Sep 2013 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Sep 2013 | 16 Sep 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Sep 2013 | 09 Sep 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Sep 2013 | 03 Sep 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 28 Aug 2013 | 26 Aug 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 Aug 2013 | 19 Aug 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 13 Aug 2013 | 12 Aug 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 06 Aug 2013 | 05 Aug 2013 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 01 Aug 2013 | 30 Jun 2013 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 31 Jul 2013 | 29 Jul 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 Jul 2013 | 26 Jul 2013 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 29 Jul 2013 | 29 Jul 2013 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 Jul 2013 | 22 Jul 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 17 Jul 2013 | 15 Jul 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 10 Jul 2013 | 09 Jul 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jul 2013 | 01 Jul 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 Jul 2013 | 01 Jul 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 26 Jun 2013 | 24 Jun 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 18 Jun 2013 | 17 Jun 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 11 Jun 2013 | 10 Jun 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 04 Jun 2013 | 03 Jun 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 30 May 2013 | 28 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 24 May 2013 | 24 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 22 May 2013 | 20 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 21 May 2013 | 20 May 2013 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION FORM 8-K | 17 May 2013 | 14 May 2013 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 16 May 2013 | 15 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2013 | 13 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 14 May 2013 | 13 May 2013 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | NATIONAL INSTRUMENTS CORPORATION - FORM 8-K | 13 May 2013 | 13 May 2013 | 000-25426 |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 08 May 2013 | 06 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2013 | 01 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2013 | 01 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2013 | 01 May 2013 | |
| 3 | Open 3 document | View SEC filing for 3 | FORM 3 | 03 May 2013 | 24 Apr 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 03 May 2013 | 01 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2013 | 01 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2013 | 01 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2013 | 01 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2013 | 01 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | FORM 4 | 02 May 2013 | 01 May 2013 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | 10-Q | 02 May 2013 | 31 Mar 2013 | 000-25426 |
About this filer
NATIONAL INSTRUMENTS CORP files with the SEC under CIK 0000935494. This page aggregates EDGAR filings and related ownership activity.
Industry: Services Prepackaged Software.
FAQ
- What is a CIK?
- A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
- Why are some filings missing?
- New filings appear as the SEC updates EDGAR, and older records can vary by availability.
- How often is this page updated?
- Updates follow new EDGAR submissions and periodic data refreshes.