NATIONAL INSTRUMENTS CORP

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)
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NATIONAL INSTRUMENTS CORP has filed 2,520 SEC EDGAR filings since 30 Jul 1996

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
15-12G Open Document Open Filing FORM 15 23 Oct 2023 001-41595
8-K Open Document | Data Open Filing FORM 8-K 18 Oct 2023 13 Oct 2023 001-41595
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing FORM 4 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
4 Open Document Open Filing 11 Oct 2023 11 Oct 2023
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-266560
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-238095
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-232972
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-218452
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-206067
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-197878
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-176047
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-166791
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-145301
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-127751
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-118034
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 333-91671
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 033-91610
S-8 POS Open Document Open Filing S-8 POS 11 Oct 2023 033-91608
8-K Open Document | Data Open Filing 8-K 11 Oct 2023 11 Oct 2023 001-41595
25-NSE Open Document Open Filing 11 Oct 2023 001-41595
4 Open Document Open Filing 02 Aug 2023 01 Aug 2023
10-Q Open Document | Data Open Filing 10-Q 28 Jul 2023 30 Jun 2023 001-41595
8-K Open Document | Data Open Filing FORM 8-K 27 Jul 2023 27 Jul 2023 001-41595
8-K Open Document | Data Open Filing 8-K 29 Jun 2023 29 Jun 2023 001-41595
DEFA14A Open Document Open Filing DEFA14A 22 Jun 2023 001-41595
8-K Open Document | Data Open Filing 8-K 22 Jun 2023 22 Jun 2023 001-41595
DEFA14A Open Document Open Filing DEFA14A 20 Jun 2023 001-41595
SD Open Document Open Filing SD 30 May 2023 001-41595
4 Open Document Open Filing 25 May 2023 25 May 2023
144/A Open Document Open Filing 25 May 2023 001-41595
144 Open Document Open Filing 25 May 2023 001-41595
DEFM14A Open Document Open Filing DEFM14A 25 May 2023 001-41595
4 Open Document Open Filing 18 May 2023 17 May 2023
144 Open Document Open Filing 17 May 2023 001-41595
4 Open Document Open Filing 16 May 2023 15 May 2023
144 Open Document Open Filing 15 May 2023 001-41595
PREM14A Open Document Open Filing PREM14A 11 May 2023 11 May 2023 001-41595
8-K Open Document | Data Open Filing FORM 8-K 10 May 2023 09 May 2023 001-41595
4 Open Document Open Filing 03 May 2023 01 May 2023
4 Open Document Open Filing 03 May 2023 01 May 2023
4 Open Document Open Filing 03 May 2023 01 May 2023
4 Open Document Open Filing 03 May 2023 01 May 2023
4 Open Document Open Filing 02 May 2023 01 May 2023
4 Open Document Open Filing 02 May 2023 01 May 2023
10-Q Open Document | Data Open Filing 10-Q 28 Apr 2023 31 Mar 2023 001-41595
4 Open Document Open Filing 27 Apr 2023 26 Apr 2023
4 Open Document Open Filing 27 Apr 2023 26 Apr 2023
4 Open Document Open Filing 27 Apr 2023 26 Apr 2023
4 Open Document Open Filing 27 Apr 2023 26 Apr 2023
4 Open Document Open Filing 27 Apr 2023 26 Apr 2023
4 Open Document Open Filing 27 Apr 2023 26 Apr 2023
4 Open Document Open Filing 27 Apr 2023 26 Apr 2023
8-K Open Document | Data Open Filing FORM 8-K 27 Apr 2023 27 Apr 2023 001-41595
DEFA14A Open Document Open Filing DEFA14A 20 Apr 2023 001-41595
DFAN14A Open Document Open Filing FORM DFAN14A 20 Apr 2023 001-41595
DEFA14A Open Document Open Filing DEFA14A 18 Apr 2023 001-41595
DEFA14A Open Document Open Filing DEFA14A 14 Apr 2023 001-41595
DEFA14A Open Document Open Filing DEFA14A 14 Apr 2023 001-41595
DFAN14A Open Document Open Filing FORM DFAN14A 12 Apr 2023 001-41595
8-A12B/A Open Document Open Filing 8-A12B/A 12 Apr 2023 001-41595
DEFA14A Open Document Open Filing DEFA14A 12 Apr 2023 001-41595
DEFA14A Open Document Open Filing DEFA14A 12 Apr 2023 001-41595
8-K Open Document | Data Open Filing 8-K 12 Apr 2023 12 Apr 2023 001-41595
DEFA14A Open Document Open Filing DEFA 14A 12 Apr 2023 001-41595
8-K Open Document | Data Open Filing 8-K 12 Apr 2023 12 Apr 2023 001-41595
DFAN14A Open Document Open Filing FORM DFAN14A 12 Apr 2023 001-41595
4 Open Document Open Filing 04 Apr 2023 16 Mar 2023
ARS Open Document Open Filing ARS 27 Mar 2023 31 Dec 2022 001-41595
DEFA14A Open Document Open Filing DEFA14A 27 Mar 2023 001-41595
DEF 14A Open Document | Data Open Filing DEF 14A 27 Mar 2023 001-41595
4 Open Document Open Filing FORM 4 SUBMISSION 22 Mar 2023 20 Mar 2023
4 Open Document Open Filing FORM 4 07 Mar 2023 03 Mar 2023
4 Open Document Open Filing FORM 4 07 Mar 2023 03 Mar 2023
4 Open Document Open Filing FORM 4 07 Mar 2023 03 Mar 2023
8-K Open Document | Data Open Filing 8-K 03 Mar 2023 03 Mar 2023 001-41595
10-K Open Document | Data Open Filing 10-K 21 Feb 2023 31 Dec 2022 001-41595
4 Open Document Open Filing FORM 4 21 Feb 2023 16 Feb 2023
SC 13G Open Document Open Filing 14 Feb 2023 005-49937
5 Open Document Open Filing FORM 5 13 Feb 2023 28 Jun 2022
SC 13G/A Open Document Open Filing JHG PLC OWNS >5% 10 Feb 2023 005-49937
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 09 Feb 2023 005-49937
DFAN14A Open Document Open Filing FORM DFAN14A 08 Feb 2023 001-41595
4 Open Document Open Filing FORM 4 02 Feb 2023 31 Jan 2023
4 Open Document Open Filing FORM 4 02 Feb 2023 31 Jan 2023
4 Open Document Open Filing FORM 4 01 Feb 2023 30 Jan 2023
4 Open Document Open Filing FORM 4 01 Feb 2023 30 Jan 2023
3 Open Document Open Filing FORM 3 01 Feb 2023 25 Jan 2023
8-K Open Document | Data Open Filing FORM 8-K 31 Jan 2023 31 Jan 2023 001-41595
SC 13G/A Open Document Open Filing 24 Jan 2023 005-49937
DFAN14A Open Document Open Filing FORM DFAN14A 23 Jan 2023 001-41595
3 Open Document Open Filing FORM 3 18 Jan 2023 09 Jan 2023
4 Open Document Open Filing FORM 4 18 Jan 2023 17 Jan 2023
DFAN14A Open Document Open Filing FORM DFAN14A 17 Jan 2023 001-41595
4 Open Document Open Filing FORM 4 17 Jan 2023 13 Jan 2023
DFAN14A Open Document Open Filing DFAN14A 17 Jan 2023 001-41595
8-A12B Open Document Open Filing 8-A12B 13 Jan 2023 001-41595
8-K Open Document | Data Open Filing 8-K 13 Jan 2023 13 Jan 2023 000-25426
4 Open Document Open Filing FORM 4 04 Jan 2023 31 Dec 2022
8-K Open Document | Data Open Filing FORM 8-K 15 Dec 2022 12 Dec 2022 000-25426
4 Open Document Open Filing FORM 4 01 Dec 2022 01 Dec 2022
8-K Open Document | Data Open Filing FORM 8-K 15 Nov 2022 11 Nov 2022 000-25426
4 Open Document Open Filing FORM 4 14 Nov 2022 10 Nov 2022
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 10 Nov 2022 005-49937
4 Open Document Open Filing FORM 4 02 Nov 2022 01 Nov 2022
4 Open Document Open Filing FORM 4 02 Nov 2022 01 Nov 2022
10-Q Open Document | Data Open Filing 10-Q 28 Oct 2022 30 Sep 2022 000-25426
8-K Open Document | Data Open Filing FORM 8-K 27 Oct 2022 27 Oct 2022 000-25426
8-K Open Document | Data Open Filing FORM 8-K 13 Sep 2022 13 Sep 2022 000-25426
8-K Open Document | Data Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 25 Aug 2022 24 Aug 2022 000-25426
4 Open Document Open Filing FORM 4 16 Aug 2022 15 Aug 2022
4 Open Document Open Filing FORM 4 15 Aug 2022 12 Aug 2022
SC 13G/A Open Document Open Filing 10 Aug 2022 005-49937
4 Open Document Open Filing FORM 4 09 Aug 2022 01 Aug 2022
4 Open Document Open Filing FORM 4 09 Aug 2022 08 Aug 2022
S-8 Open Document Open Filing S-8 05 Aug 2022 333-266560
4 Open Document Open Filing FORM 4 02 Aug 2022 01 Aug 2022
10-Q Open Document | Data Open Filing 10-Q 29 Jul 2022 30 Jun 2022 000-25426
8-K Open Document | Data Open Filing FORM 8-K 28 Jul 2022 28 Jul 2022 000-25426
4 Open Document Open Filing FORM 4 31 May 2022 27 May 2022
SD Open Document Open Filing SD 31 May 2022 000-25426
8-K Open Document | Data Open Filing FORM 8-K 12 May 2022 10 May 2022 000-25426
4 Open Document Open Filing FORM 4 04 May 2022 02 May 2022
4 Open Document Open Filing FORM 4 04 May 2022 02 May 2022
4 Open Document Open Filing FORM 4 04 May 2022 02 May 2022
4 Open Document Open Filing FORM 4 04 May 2022 02 May 2022
4 Open Document Open Filing FORM 4 04 May 2022 02 May 2022
4 Open Document Open Filing FORM 4 04 May 2022 02 May 2022
DEFA14A Open Document Open Filing DEFA14A 29 Apr 2022 000-25426
10-Q Open Document | Data Open Filing 10-Q 29 Apr 2022 31 Mar 2022 000-25426
8-K Open Document | Data Open Filing 8-K 28 Apr 2022 28 Apr 2022 000-25426
4 Open Document Open Filing FORM 4 21 Apr 2022 20 Apr 2022
4 Open Document Open Filing FORM 4 21 Apr 2022 20 Apr 2022
4 Open Document Open Filing FORM 4 21 Apr 2022 20 Apr 2022
4 Open Document Open Filing FORM 4 21 Apr 2022 20 Apr 2022
4 Open Document Open Filing FORM 4 21 Apr 2022 20 Apr 2022
4 Open Document Open Filing FORM 4 21 Apr 2022 20 Apr 2022
4 Open Document Open Filing FORM 4 21 Apr 2022 20 Apr 2022
DEFA14A Open Document Open Filing DEFA14A 28 Mar 2022 000-25426
DEF 14A Open Document Open Filing DEF 14A 28 Mar 2022 10 May 2022 000-25426
4 Open Document Open Filing FORM 4 10 Mar 2022 08 Mar 2022
4 Open Document Open Filing FORM 4 02 Mar 2022 28 Feb 2022
10-K Open Document | Data Open Filing 10-K 22 Feb 2022 31 Dec 2021 000-25426
SC 13G/A Open Document Open Filing 14 Feb 2022 005-49937
SC 13G/A Open Document Open Filing JANUS HENDERSON GROUP PLC OWNS >5% 10 Feb 2022 005-49937
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 10 Feb 2022 005-49937
4 Open Document Open Filing FORM 4 09 Feb 2022 08 Feb 2022
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 02 Feb 2022 31 Jan 2022
4 Open Document Open Filing FORM 4 02 Feb 2022 01 Feb 2022
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 02 Feb 2022 31 Jan 2022
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 02 Feb 2022 31 Jan 2022
SC 13G/A Open Document Open Filing 01 Feb 2022 005-49937
4 Open Document Open Filing FORM 4 01 Feb 2022 31 Jan 2022
4 Open Document Open Filing FORM 4 31 Jan 2022 31 Jan 2022
8-K Open Document | Data Open Filing FORM 8-K 27 Jan 2022 27 Jan 2022 000-25426
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 20 Jan 2022 18 Jan 2022
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 20 Jan 2022 18 Jan 2022
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 20 Jan 2022 18 Jan 2022
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 20 Jan 2022 18 Jan 2022
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 20 Jan 2022 18 Jan 2022
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 23 Nov 2021 22 Nov 2021
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 22 Nov 2021 19 Nov 2021
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 18 Nov 2021 16 Nov 2021
4 Open Document Open Filing FORM 4 08 Nov 2021 01 Nov 2021
4 Open Document Open Filing FORM 4 03 Nov 2021 01 Nov 2021
10-Q Open Document | Data Open Filing 10-Q 01 Nov 2021 30 Sep 2021 000-25426
8-K Open Document | Data Open Filing 8-K 28 Oct 2021 28 Oct 2021 000-25426
8-K Open Document | Data Open Filing NATIONAL INSTRUMENTS CORPORATION FORM 8-K 30 Sep 2021 28 Sep 2021 000-25426
4 Open Document Open Filing FORM 4 06 Aug 2021 26 Jul 2021
4/A Open Document Open Filing FORM 4/A 06 Aug 2021 03 May 2021
4 Open Document Open Filing FORM 4 04 Aug 2021 02 Aug 2021
10-Q Open Document | Data Open Filing 10-Q 02 Aug 2021 30 Jun 2021 000-25426
8-K Open Document | Data Open Filing FORM 8-K 29 Jul 2021 29 Jul 2021 000-25426
8-K Open Document | Data Open Filing NATIONAL INSTRUMENTS CORPORATION FORM 8-K 23 Jun 2021 18 Jun 2021 000-25426
SD Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM SD 26 May 2021 000-25426
8-K Open Document | Data Open Filing FORM 8-K 14 May 2021 14 May 2021 000-25426
4 Open Document Open Filing FORM 4 05 May 2021 03 May 2021
4 Open Document Open Filing FORM 4 05 May 2021 03 May 2021
4 Open Document Open Filing FORM 4 05 May 2021 03 May 2021
4 Open Document Open Filing FORM 4 05 May 2021 03 May 2021
4 Open Document Open Filing FORM 4 05 May 2021 03 May 2021
4 Open Document Open Filing FORM 4 05 May 2021 03 May 2021
10-Q Open Document | Data Open Filing 10-Q 03 May 2021 31 Mar 2021 000-25426
8-K Open Document | Data Open Filing FORM 8-K 29 Apr 2021 29 Apr 2021 000-25426
4 Open Document Open Filing FORM 4 22 Apr 2021 21 Apr 2021
4 Open Document Open Filing FORM 4 22 Apr 2021 21 Apr 2021
4 Open Document Open Filing FORM 4 21 Apr 2021 21 Apr 2021
4 Open Document Open Filing FORM 4 21 Apr 2021 21 Apr 2021
4 Open Document Open Filing FORM 4 21 Apr 2021 21 Apr 2021
4 Open Document Open Filing FORM 4 21 Apr 2021 21 Apr 2021
4 Open Document Open Filing FORM 4 21 Apr 2021 21 Apr 2021
4 Open Document Open Filing FORM 4 21 Apr 2021 20 Apr 2021
DEFA14A Open Document Open Filing DEFA14A 29 Mar 2021 000-25426
DEF 14A Open Document Open Filing DEF 14A 29 Mar 2021 11 May 2021 000-25426
4 Open Document Open Filing FORM 4 12 Mar 2021 01 Feb 2021
10-K Open Document | Data Open Filing 10-K 23 Feb 2021 31 Dec 2020 000-25426
4 Open Document Open Filing FORM 4 19 Feb 2021 01 Feb 2021
4 Open Document Open Filing FORM 4 19 Feb 2021 17 Feb 2021
SC 13G/A Open Document Open Filing 16 Feb 2021 005-49937
SC 13G/A Open Document Open Filing JANUS HENDERSON GROUP PLC OWNS 7.2% 11 Feb 2021 005-49937
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 10 Feb 2021 005-49937
4 Open Document Open Filing FORM 4 03 Feb 2021 01 Feb 2021
SC 13G/A Open Document Open Filing 29 Jan 2021 005-49937
3 Open Document Open Filing FORM 3 29 Jan 2021 20 Jan 2021
8-K Open Document | Data Open Filing FORM 8-K 28 Jan 2021 28 Jan 2021 000-25426
4 Open Document Open Filing FORM 4 21 Jan 2021 19 Jan 2021
4 Open Document Open Filing FORM 4 21 Jan 2021 19 Jan 2021
4 Open Document Open Filing FORM 4 21 Jan 2021 19 Jan 2021
8-K Open Document | Data Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 07 Jan 2021 03 Jan 2021 000-25426
4 Open Document Open Filing FORM 4 25 Nov 2020 03 Aug 2020
4 Open Document Open Filing FORM 4 25 Nov 2020 03 Aug 2020
4 Open Document Open Filing FORM 4 25 Nov 2020 03 Aug 2020
10-Q Open Document | Data Open Filing 10-Q 02 Nov 2020 30 Sep 2020 000-25426
8-K Open Document | Data Open Filing NATIONAL INSTRUMENTS CORPORATION FORM 8-K 30 Oct 2020 30 Oct 2020 000-25426
8-K Open Document | Data Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 29 Oct 2020 29 Oct 2020 000-25426
UPLOAD Open Document Open Filing 02 Sep 2020
CORRESP Open Document Open Filing 01 Sep 2020
UPLOAD Open Document Open Filing 26 Aug 2020
4 Open Document Open Filing FORM 4 14 Aug 2020 13 Aug 2020
10-Q Open Document | Data Open Filing 10-Q 04 Aug 2020 30 Jun 2020 000-25426
4 Open Document Open Filing FORM 4 31 Jul 2020 29 Jul 2020
8-K Open Document | Data Open Filing 8-K 30 Jul 2020 30 Jul 2020 000-25426
8-K Open Document | Data Open Filing 8-K 06 Jul 2020 06 Jul 2020 000-25426
8-K Open Document | Data Open Filing 8-K 15 Jun 2020 15 Jun 2020 000-25426
8-K Open Document | Data Open Filing 8-K 09 Jun 2020 09 Jun 2020 000-25426
8-K Open Document | Data Open Filing 8-K 02 Jun 2020 02 Jun 2020 000-25426
SD Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM SD 01 Jun 2020 000-25426
4 Open Document Open Filing FORM 4 15 May 2020 13 May 2020
S-8 Open Document Open Filing S-8 08 May 2020 333-238095
8-K Open Document | Data Open Filing 8-K 07 May 2020 06 May 2020 000-25426
4 Open Document Open Filing FORM 4 05 May 2020 01 May 2020
4 Open Document Open Filing FORM 4 05 May 2020 01 May 2020
4 Open Document Open Filing FORM 4 05 May 2020 03 Feb 2020
4 Open Document Open Filing FORM 4 05 May 2020 01 May 2020
4 Open Document Open Filing FORM 4 05 May 2020 01 May 2020
4 Open Document Open Filing FORM 4 05 May 2020 01 May 2020
4 Open Document Open Filing FORM 4 04 May 2020 01 May 2020
4 Open Document Open Filing FORM 4 04 May 2020 01 May 2020
4 Open Document Open Filing FORM 4 04 May 2020 01 May 2020
4 Open Document Open Filing FORM 4 04 May 2020 01 May 2020
10-Q Open Document | Data Open Filing 10-Q 04 May 2020 31 Mar 2020 000-25426
4 Open Document Open Filing FORM 4 01 May 2020 29 Apr 2020
4 Open Document Open Filing FORM 4 01 May 2020 29 Apr 2020
4 Open Document Open Filing FORM 4 01 May 2020 29 Apr 2020
4 Open Document Open Filing FORM 4 01 May 2020 29 Apr 2020
4 Open Document Open Filing FORM 4 01 May 2020 29 Apr 2020
4 Open Document Open Filing FORM 4 01 May 2020 29 Apr 2020
4 Open Document Open Filing FORM 4 01 May 2020 29 Apr 2020
4 Open Document Open Filing FORM 4 01 May 2020 29 Apr 2020
8-K/A Open Document | Data Open Filing 8-K/A 01 May 2020 30 Apr 2020 000-25426
8-K Open Document Open Filing 8-K 30 Apr 2020 30 Apr 2020 000-25426
4 Open Document Open Filing FORM 4 28 Apr 2020 28 Apr 2020
4 Open Document Open Filing FORM 4 27 Apr 2020 23 Apr 2020
8-K Open Document | Data Open Filing 8-K 20 Apr 2020 17 Apr 2020 000-25426
8-K Open Document | Data Open Filing 8-K 02 Apr 2020 02 Apr 2020 000-25426
DEFA14A Open Document Open Filing DEFA14A 24 Mar 2020 000-25426
DEF 14A Open Document Open Filing DEF 14A 24 Mar 2020 05 May 2020 000-25426
3 Open Document Open Filing FORM 3 10 Mar 2020 01 Mar 2020
4 Open Document Open Filing FORM 4 03 Mar 2020 02 Mar 2020
4 Open Document Open Filing FORM 4 25 Feb 2020 24 Feb 2020
4 Open Document Open Filing FORM 4 25 Feb 2020 24 Feb 2020
4 Open Document Open Filing FORM 4 21 Feb 2020 19 Feb 2020
4 Open Document Open Filing FORM 4 20 Feb 2020 19 Feb 2020
4 Open Document Open Filing FORM 4 20 Feb 2020 19 Feb 2020
10-K Open Document | Data Open Filing 10-K 20 Feb 2020 31 Dec 2019 000-25426
4 Open Document Open Filing FORM 4 20 Feb 2020 19 Feb 2020
SC 13G/A Open Document Open Filing NONE 14 Feb 2020 005-49937
SC 13G/A Open Document Open Filing 14 Feb 2020 005-49937
SC 13G/A Open Document Open Filing JANUS HENDERSON GROUP PLC OWNS 7.4% OF NATL INSTRUMENTS 13 Feb 2020 005-49937
4 Open Document Open Filing FORM 4 13 Feb 2020 03 Feb 2020
4 Open Document Open Filing FORM 4 13 Feb 2020 03 Feb 2020
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 12 Feb 2020 005-49937
4 Open Document Open Filing FORM 4 06 Feb 2020 03 Feb 2020
3 Open Document Open Filing FORM 3 06 Feb 2020 29 Jan 2020
4 Open Document Open Filing FORM 4 06 Feb 2020 03 Feb 2020
3 Open Document Open Filing FORM 3 06 Feb 2020 29 Jan 2020
4 Open Document Open Filing FORM 4 06 Feb 2020 04 Feb 2020
8-K Open Document | Data Open Filing 8-K 04 Feb 2020 04 Feb 2020 000-25426
4 Open Document Open Filing FORM 4 04 Feb 2020 01 Feb 2020
SC 13G/A Open Document Open Filing 04 Feb 2020 005-49937
4 Open Document Open Filing FORM 4 03 Feb 2020 03 Feb 2020
5 Open Document Open Filing FORM 5 03 Feb 2020 31 Dec 2019
8-K Open Document | Data Open Filing 8-K 30 Jan 2020 30 Jan 2020 000-25426
4 Open Document Open Filing FORM 4 30 Dec 2019 30 Dec 2019
4 Open Document Open Filing FORM 4 26 Dec 2019 26 Dec 2019
4 Open Document Open Filing FORM 4 23 Dec 2019 01 Aug 2019
4 Open Document Open Filing FORM 4 23 Dec 2019 01 Aug 2019
4 Open Document Open Filing FORM 4 16 Dec 2019 16 Dec 2019
4 Open Document Open Filing FORM 4 16 Dec 2019 16 Dec 2019
4 Open Document Open Filing FORM 4 10 Dec 2019 09 Dec 2019
4 Open Document Open Filing FORM 4 03 Dec 2019 02 Dec 2019
8-K Open Document | Data Open Filing 8-K 02 Dec 2019 02 Dec 2019 000-25426
4 Open Document Open Filing FORM 4 26 Nov 2019 25 Nov 2019
4 Open Document Open Filing FORM 4 19 Nov 2019 18 Nov 2019
4 Open Document Open Filing FORM 4 12 Nov 2019 11 Nov 2019
4 Open Document Open Filing FORM 4 04 Nov 2019 04 Nov 2019
8-K Open Document | Data Open Filing 8-K 01 Nov 2019 01 Nov 2019 000-25426
10-Q Open Document | Data Open Filing 10-Q 31 Oct 2019 30 Sep 2019 000-25426
4 Open Document Open Filing FORM 4 30 Oct 2019 28 Oct 2019
8-K Open Document | Data Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 30 Oct 2019 29 Oct 2019 000-25426
4 Open Document Open Filing FORM 4 21 Oct 2019 21 Oct 2019
4 Open Document Open Filing FORM 4 15 Oct 2019 14 Oct 2019
4 Open Document Open Filing FORM 4 07 Oct 2019 07 Oct 2019
4 Open Document Open Filing FORM 4 30 Sep 2019 30 Sep 2019
4 Open Document Open Filing FORM 4 23 Sep 2019 23 Sep 2019
4 Open Document Open Filing FORM 4 16 Sep 2019 16 Sep 2019
SC 13G/A Open Document Open Filing 10 Sep 2019 005-49937
4 Open Document Open Filing FORM 4 09 Sep 2019 09 Sep 2019
4 Open Document Open Filing FORM 4 03 Sep 2019 03 Sep 2019
4 Open Document Open Filing FORM 4 29 Aug 2019 26 Aug 2019
4 Open Document Open Filing FORM 4 20 Aug 2019 19 Aug 2019
4 Open Document Open Filing FORM 4 13 Aug 2019 12 Aug 2019
4 Open Document Open Filing FORM 4 06 Aug 2019 05 Aug 2019
S-8 Open Document Open Filing FORM S-8 2019 02 Aug 2019 333-232972
10-Q Open Document | Data Open Filing 10-Q 02 Aug 2019 30 Jun 2019 000-25426
4 Open Document Open Filing FORM 4 31 Jul 2019 29 Jul 2019
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 30 Jul 2019 30 Jul 2019 000-25426
4 Open Document Open Filing FORM 4 24 Jul 2019 22 Jul 2019
4 Open Document Open Filing FORM 4 16 Jul 2019 15 Jul 2019
SC 13G/A Open Document Open Filing 10 Jul 2019 005-49937
4 Open Document Open Filing FORM 4 09 Jul 2019 08 Jul 2019
4 Open Document Open Filing FORM 4 02 Jul 2019 01 Jul 2019
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 28 Jun 2019 25 Jun 2019 000-25426
UPLOAD Open Document Open Filing 27 Jun 2019
4 Open Document Open Filing FORM 4 24 Jun 2019 24 Jun 2019
CORRESP Open Document Open Filing 21 Jun 2019
4 Open Document Open Filing FORM 4 18 Jun 2019 17 Jun 2019
UPLOAD Open Document Open Filing 11 Jun 2019
4 Open Document Open Filing FORM 4 05 Jun 2019 03 Jun 2019
SD Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM SD 30 May 2019 000-25426
4 Open Document Open Filing FORM 4 29 May 2019 28 May 2019
4 Open Document Open Filing FORM 4 20 May 2019 20 May 2019
4 Open Document Open Filing FORM 4 20 May 2019 17 May 2019
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 14 May 2019 14 May 2019 000-25426
4 Open Document Open Filing FORM 4 14 May 2019 13 May 2019
4 Open Document Open Filing FORM 4 06 May 2019 06 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 02 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 Feb 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 Feb 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 Feb 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 May 2019
4 Open Document Open Filing FORM 4 02 May 2019 01 May 2019
10-Q Open Document | Data Open Filing 10-Q 01 May 2019 31 Mar 2019 000-25426
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 30 Apr 2019 30 Apr 2019 000-25426
4 Open Document Open Filing FORM 4 29 Apr 2019 29 Apr 2019
4 Open Document Open Filing FORM 4 24 Apr 2019 24 Apr 2019
4 Open Document Open Filing FORM 4 24 Apr 2019 24 Apr 2019
4 Open Document Open Filing FORM 4 24 Apr 2019 24 Apr 2019
4 Open Document Open Filing FORM 4 24 Apr 2019 24 Apr 2019
4 Open Document Open Filing FORM 4 24 Apr 2019 24 Apr 2019
4 Open Document Open Filing FORM 4 24 Apr 2019 24 Apr 2019
4 Open Document Open Filing FORM 4 23 Apr 2019 22 Apr 2019
4 Open Document Open Filing FORM 4 16 Apr 2019 15 Apr 2019
4 Open Document Open Filing FORM 4 09 Apr 2019 08 Apr 2019
4 Open Document Open Filing FORM 4 02 Apr 2019 01 Apr 2019
DEFA14A Open Document Open Filing DEFA14A 01 Apr 2019 000-25426
DEF 14A Open Document Open Filing DEF 14A 01 Apr 2019 14 May 2019 000-25426
4 Open Document Open Filing FORM 4 25 Mar 2019 25 Mar 2019
4 Open Document Open Filing FORM 4 18 Mar 2019 18 Mar 2019
4 Open Document Open Filing FORM 4 11 Mar 2019 11 Mar 2019
3 Open Document Open Filing FORM 3 11 Mar 2019 01 Mar 2019
3 Open Document Open Filing FORM 3 11 Mar 2019 01 Mar 2019
4 Open Document Open Filing FORM 4 05 Mar 2019 04 Mar 2019
4 Open Document Open Filing FORM 4 28 Feb 2019 25 Feb 2019
4 Open Document Open Filing FORM 4 22 Feb 2019 20 Feb 2019
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4 Open Document Open Filing FORM 4 23 Apr 2015 22 Apr 2015
4 Open Document Open Filing FORM 4 23 Apr 2015 22 Apr 2015
4 Open Document Open Filing FORM 4 23 Apr 2015 22 Apr 2015
4 Open Document Open Filing FORM 4 23 Apr 2015 22 Apr 2015
4 Open Document Open Filing FORM 4 23 Apr 2015 22 Apr 2015
4 Open Document Open Filing FORM 4 22 Apr 2015 21 Apr 2015
4 Open Document Open Filing FORM 4 22 Apr 2015 21 Apr 2015
4 Open Document Open Filing FORM 4 22 Apr 2015 21 Apr 2015
ARS Open Document Open Filing AUTO-GENERATED PAPER DOCUMENT 02 Apr 2015 31 Dec 2014 000-25426
DEFA14A Open Document Open Filing DEFINITIVE ADDITIONAL MATERIALS 01 Apr 2015 000-25426
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT 01 Apr 2015 12 May 2015 000-25426
4 Open Document Open Filing FORM 4 16 Mar 2015 02 Feb 2015
3/A Open Document Open Filing FORM 3/A 16 Mar 2015 29 Jan 2014
4 Open Document Open Filing FORM 4 16 Mar 2015 02 Feb 2015
4 Open Document Open Filing FORM 4 16 Mar 2015 02 Feb 2015
SC 13G Open Document Open Filing NONE 24 Feb 2015 005-49937
10-K Open Document | Data Open Filing 10-K 19 Feb 2015 31 Dec 2014 000-25426
SC 13G/A Open Document Open Filing NONE 17 Feb 2015 005-49937
5 Open Document Open Filing FORM 5 13 Feb 2015 31 Dec 2014
SC 13G/A Open Document Open Filing BROWN ADVISORY INCORPORATED 13 Feb 2015 005-49937
SC 13G Open Document Open Filing 10 Feb 2015 005-49937
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 02 Feb 2015 02 Feb 2015 000-25426
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 29 Jan 2015 29 Jan 2015 000-25426
4 Open Document Open Filing FORM 4 09 Dec 2014 09 Dec 2014
4 Open Document Open Filing FORM 4 08 Dec 2014 03 Nov 2014
4 Open Document Open Filing FORM 4 08 Dec 2014 03 Nov 2014
4 Open Document Open Filing FORM 4 01 Dec 2014 01 Dec 2014
4 Open Document Open Filing FORM 4 26 Nov 2014 24 Nov 2014
4 Open Document Open Filing FORM 4 18 Nov 2014 17 Nov 2014
4 Open Document Open Filing FORM 4 12 Nov 2014 10 Nov 2014
4 Open Document Open Filing FORM 4 12 Nov 2014 10 Nov 2014
4 Open Document Open Filing FORM 4 05 Nov 2014 03 Nov 2014
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 31 Oct 2014 28 Oct 2014 000-25426
10-Q Open Document | Data Open Filing 10-Q 31 Oct 2014 30 Sep 2014 000-25426
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 30 Oct 2014 30 Oct 2014 000-25426
4 Open Document Open Filing FORM 4 29 Oct 2014 27 Oct 2014
4 Open Document Open Filing FORM 4 22 Oct 2014 20 Oct 2014
4 Open Document Open Filing FORM 4 16 Oct 2014 13 Oct 2014
4 Open Document Open Filing FORM 4 08 Oct 2014 06 Oct 2014
4 Open Document Open Filing FORM 4 01 Oct 2014 29 Sep 2014
4 Open Document Open Filing FORM 4 24 Sep 2014 22 Sep 2014
4 Open Document Open Filing FORM 4 17 Sep 2014 15 Sep 2014
4 Open Document Open Filing FORM 4 10 Sep 2014 08 Sep 2014
4 Open Document Open Filing FORM 4 04 Sep 2014 02 Sep 2014
4 Open Document Open Filing FORM 4 03 Sep 2014 29 Aug 2014
4/A Open Document Open Filing FORM 4/A 03 Sep 2014 25 Aug 2014
4 Open Document Open Filing FORM 4 02 Sep 2014 29 Aug 2014
4 Open Document Open Filing FORM 4 27 Aug 2014 25 Aug 2014
4 Open Document Open Filing FORM 4 19 Aug 2014 01 Aug 2014
4 Open Document Open Filing FORM 4 19 Aug 2014 18 Aug 2014
4 Open Document Open Filing FORM 4 19 Aug 2014 01 Aug 2014
4 Open Document Open Filing FORM 4 13 Aug 2014 11 Aug 2014
4 Open Document Open Filing FORM 4 06 Aug 2014 04 Aug 2014
S-8 Open Document Open Filing FORM S-8 2014 05 Aug 2014 333-197878
4 Open Document Open Filing FORM 4 04 Aug 2014 01 Aug 2014
10-Q Open Document | Data Open Filing 10-Q 01 Aug 2014 30 Jun 2014 000-25426
4 Open Document Open Filing FORM 4 31 Jul 2014 28 Jul 2014
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 29 Jul 2014 29 Jul 2014 000-25426
4 Open Document Open Filing FORM 4 23 Jul 2014 21 Jul 2014
4 Open Document Open Filing FORM 4 16 Jul 2014 14 Jul 2014
4 Open Document Open Filing FORM 4 09 Jul 2014 07 Jul 2014
4 Open Document Open Filing FORM 4 01 Jul 2014 30 Jun 2014
4 Open Document Open Filing FORM 4 26 Jun 2014 24 Jun 2014
4 Open Document Open Filing FORM 4 18 Jun 2014 16 Jun 2014
4 Open Document Open Filing FORM 4 11 Jun 2014 09 Jun 2014
4 Open Document Open Filing FORM 4 04 Jun 2014 02 Jun 2014
SD Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION SD 12-31-2013 02 Jun 2014 000-25426
4 Open Document Open Filing FORM 4 29 May 2014 27 May 2014
4 Open Document Open Filing FORM 4 27 May 2014 23 May 2014
4 Open Document Open Filing FORM 4 23 May 2014 21 May 2014
4 Open Document Open Filing FORM 4 19 May 2014 19 May 2014
4 Open Document Open Filing FORM 4 19 May 2014 19 May 2014
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 19 May 2014 13 May 2014 000-25426
3 Open Document Open Filing FORM 3 15 May 2014 13 May 2014
4 Open Document Open Filing FORM 4 15 May 2014 13 May 2014
3 Open Document Open Filing FORM 3 15 May 2014 13 May 2014
4 Open Document Open Filing FORM 4 14 May 2014 13 May 2014
4 Open Document Open Filing FORM 4 14 May 2014 13 May 2014
4 Open Document Open Filing FORM 4 14 May 2014 13 May 2014
4 Open Document Open Filing FORM 4 14 May 2014 13 May 2014
4 Open Document Open Filing FORM 4 13 May 2014 12 May 2014
4 Open Document Open Filing FORM 4 13 May 2014 13 May 2014
4 Open Document Open Filing FORM 4 13 May 2014 12 May 2014
4 Open Document Open Filing FORM 4 07 May 2014 05 May 2014
4 Open Document Open Filing FORM 4 05 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 05 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 05 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 05 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 02 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 02 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 02 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 02 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 02 May 2014 01 May 2014
4 Open Document Open Filing FORM 4 01 May 2014 28 Apr 2014
10-Q Open Document | Data Open Filing 10-Q 01 May 2014 31 Mar 2014 000-25426
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 29 Apr 2014 29 Apr 2014 000-25426
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION 25 Apr 2014 22 Apr 2014 000-25426
4 Open Document Open Filing FORM 4 24 Apr 2014 03 Apr 2014
4 Open Document Open Filing FORM 4 24 Apr 2014 22 Apr 2014
4 Open Document Open Filing FORM 4 24 Apr 2014 22 Apr 2014
4 Open Document Open Filing FORM 4 23 Apr 2014 21 Apr 2014
4 Open Document Open Filing FORM 4 16 Apr 2014 14 Apr 2014
4 Open Document Open Filing FORM 4 10 Apr 2014 08 Apr 2014
ARS Open Document Open Filing AUTO-GENERATED PAPER DOCUMENT 08 Apr 2014 31 Dec 2013 000-25426
4 Open Document Open Filing FORM 4 02 Apr 2014 31 Mar 2014
DEFA14A Open Document Open Filing DEFINITIVE ADDITIONAL MATERIALS 01 Apr 2014 000-25426
DEF 14A Open Document Open Filing DEF 14A 01 Apr 2014 13 May 2014 000-25426
4 Open Document Open Filing FORM 4 26 Mar 2014 24 Mar 2014
4 Open Document Open Filing FORM 4 19 Mar 2014 17 Mar 2014
4 Open Document Open Filing FORM 4 12 Mar 2014 10 Mar 2014
4 Open Document Open Filing FORM 4 11 Mar 2014 03 Feb 2014
4 Open Document Open Filing FORM 4 11 Mar 2014 03 Feb 2014
4 Open Document Open Filing FORM 4 11 Mar 2014 03 Feb 2014
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 06 Mar 2014 28 Feb 2014 000-25426
4 Open Document Open Filing FORM 4 05 Mar 2014 03 Mar 2014
4 Open Document Open Filing FORM 4 26 Feb 2014 24 Feb 2014
10-K Open Document | Data Open Filing 10-K 20 Feb 2014 31 Dec 2013 000-25426
4 Open Document Open Filing FORM 4 20 Feb 2014 18 Feb 2014
SC 13G/A Open Document Open Filing NONE 14 Feb 2014 005-49937
SC 13G/A Open Document Open Filing SC 13G/A 13 Feb 2014 005-49937
4 Open Document Open Filing FORM 4 11 Feb 2014 10 Feb 2014
SC 13G/A Open Document Open Filing 07 Feb 2014 005-49937
3 Open Document Open Filing FORM 3 05 Feb 2014 29 Jan 2014
4 Open Document Open Filing FORM 4 05 Feb 2014 03 Feb 2014
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION 03 Feb 2014 28 Jan 2014 000-25426
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 30 Jan 2014 30 Jan 2014 000-25426
4 Open Document Open Filing FORM 4 29 Jan 2014 27 Jan 2014
SC 13G/A Open Document Open Filing 28 Jan 2014 005-49937
4 Open Document Open Filing FORM 4 27 Jan 2014 21 Jan 2014
4 Open Document Open Filing FORM 4 15 Jan 2014 13 Jan 2014
4 Open Document Open Filing FORM 4 08 Jan 2014 06 Jan 2014
4 Open Document Open Filing FORM 4 02 Jan 2014 30 Dec 2013
4 Open Document Open Filing FORM 4 31 Dec 2013 30 Dec 2013
4 Open Document Open Filing FORM 4 26 Dec 2013 23 Dec 2013
4 Open Document Open Filing FORM 4 18 Dec 2013 16 Dec 2013
4 Open Document Open Filing FORM 4 10 Dec 2013 09 Dec 2013
4 Open Document Open Filing FORM 4 04 Dec 2013 02 Dec 2013
4 Open Document Open Filing FORM 4 27 Nov 2013 27 Nov 2013
4 Open Document Open Filing FORM 4 27 Nov 2013 26 Nov 2013
4 Open Document Open Filing FORM 4 27 Nov 2013 25 Nov 2013
4 Open Document Open Filing FORM 4 20 Nov 2013 18 Nov 2013
4 Open Document Open Filing FORM 4 13 Nov 2013 11 Nov 2013
4 Open Document Open Filing FORM 4 12 Nov 2013 08 Nov 2013
4 Open Document Open Filing FORM 4 08 Nov 2013 07 Nov 2013
4 Open Document Open Filing FORM 4 07 Nov 2013 05 Nov 2013
4 Open Document Open Filing FORM 4 06 Nov 2013 04 Nov 2013
4 Open Document Open Filing FORM 4 06 Nov 2013 04 Nov 2013
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 04 Nov 2013 29 Oct 2013 000-25426
10-Q Open Document | Data Open Filing 10-Q 01 Nov 2013 30 Sep 2013 000-25426
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 31 Oct 2013 31 Oct 2013 000-25426
4 Open Document Open Filing FORM 4 30 Oct 2013 28 Oct 2013
4 Open Document Open Filing FORM 4 23 Oct 2013 21 Oct 2013
4 Open Document Open Filing FORM 4 15 Oct 2013 14 Oct 2013
4 Open Document Open Filing FORM 4 08 Oct 2013 07 Oct 2013
4 Open Document Open Filing FORM 4 30 Sep 2013 30 Sep 2013
4 Open Document Open Filing FORM 4 25 Sep 2013 23 Sep 2013
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 18 Sep 2013 17 Sep 2013 000-25426
4 Open Document Open Filing FORM 4 17 Sep 2013 16 Sep 2013
4 Open Document Open Filing FORM 4 10 Sep 2013 09 Sep 2013
4 Open Document Open Filing FORM 4 04 Sep 2013 03 Sep 2013
4 Open Document Open Filing FORM 4 28 Aug 2013 26 Aug 2013
4 Open Document Open Filing FORM 4 21 Aug 2013 19 Aug 2013
4 Open Document Open Filing FORM 4 13 Aug 2013 12 Aug 2013
4 Open Document Open Filing FORM 4 06 Aug 2013 05 Aug 2013
10-Q Open Document | Data Open Filing 10-Q 01 Aug 2013 30 Jun 2013 000-25426
4 Open Document Open Filing FORM 4 31 Jul 2013 29 Jul 2013
4 Open Document Open Filing FORM 4 30 Jul 2013 26 Jul 2013
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 29 Jul 2013 29 Jul 2013 000-25426
4 Open Document Open Filing FORM 4 24 Jul 2013 22 Jul 2013
4 Open Document Open Filing FORM 4 17 Jul 2013 15 Jul 2013
4 Open Document Open Filing FORM 4 10 Jul 2013 09 Jul 2013
4 Open Document Open Filing FORM 4 03 Jul 2013 01 Jul 2013
4 Open Document Open Filing FORM 4 03 Jul 2013 01 Jul 2013
4 Open Document Open Filing FORM 4 26 Jun 2013 24 Jun 2013
4 Open Document Open Filing FORM 4 18 Jun 2013 17 Jun 2013
4 Open Document Open Filing FORM 4 11 Jun 2013 10 Jun 2013
4 Open Document Open Filing FORM 4 04 Jun 2013 03 Jun 2013
4 Open Document Open Filing FORM 4 30 May 2013 28 May 2013
4 Open Document Open Filing FORM 4 24 May 2013 24 May 2013
4 Open Document Open Filing FORM 4 22 May 2013 20 May 2013
4 Open Document Open Filing FORM 4 21 May 2013 20 May 2013
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION FORM 8-K 17 May 2013 14 May 2013 000-25426
4 Open Document Open Filing FORM 4 16 May 2013 15 May 2013
4 Open Document Open Filing FORM 4 14 May 2013 13 May 2013
4 Open Document Open Filing FORM 4 14 May 2013 13 May 2013
8-K Open Document Open Filing NATIONAL INSTRUMENTS CORPORATION - FORM 8-K 13 May 2013 13 May 2013 000-25426
4 Open Document Open Filing FORM 4 08 May 2013 06 May 2013
4 Open Document Open Filing FORM 4 03 May 2013 01 May 2013
4 Open Document Open Filing FORM 4 03 May 2013 01 May 2013
4 Open Document Open Filing FORM 4 03 May 2013 01 May 2013
3 Open Document Open Filing FORM 3 03 May 2013 24 Apr 2013
4 Open Document Open Filing FORM 4 03 May 2013 01 May 2013
4 Open Document Open Filing FORM 4 02 May 2013 01 May 2013
4 Open Document Open Filing FORM 4 02 May 2013 01 May 2013
4 Open Document Open Filing FORM 4 02 May 2013 01 May 2013
4 Open Document Open Filing FORM 4 02 May 2013 01 May 2013
4 Open Document Open Filing FORM 4 02 May 2013 01 May 2013
10-Q Open Document | Data Open Filing 10-Q 02 May 2013 31 Mar 2013 000-25426