Proto Labs Inc SEC EDGAR Filings (CIK 0001443669)

SEC EDGAR filings, ownership reports, and insider transactions for Proto Labs Inc.

Symbol
PRLB on NYSE
Industry
Fabricated Structural Metal Products (Office Of Manufacturing)
Business address
5540 Pioneer Creek, Maple Plain, MN, 55359
State of incorporation
MN
Fiscal year end
31 December
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Proto Labs Inc has filed 842 SEC EDGAR filings since 18 Aug 2008

Latest Filings

Recent SEC filings for Proto Labs Inc including 144, 8-K/A, 8-K and more.

Form type Document Filing Description Filing date Reporting date File number(s)
144 Open 144 document View SEC filing for 144 06 Feb 2026 001-35435
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 06 Feb 2026 06 Feb 2026 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Feb 2026 06 Feb 2026 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2026 29 Jan 2026
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2026 29 Jan 2026
144 Open 144 document View SEC filing for 144 16 Jan 2026 001-35435
144 Open 144 document View SEC filing for 144 15 Jan 2026 001-35435
144 Open 144 document View SEC filing for 144 08 Jan 2026 001-35435
144 Open 144 document View SEC filing for 144 07 Jan 2026 001-35435
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 03 Dec 2025 25 Nov 2025
4 Open 4 document View SEC filing for 4 FORM 4 26 Nov 2025 25 Nov 2025
144 Open 144 document View SEC filing for 144 25 Nov 2025 001-35435
144 Open 144 document View SEC filing for 144 25 Nov 2025 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 19 Nov 2025 17 Nov 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Nov 2025 005-87297
144 Open 144 document View SEC filing for 144 07 Nov 2025 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Oct 2025 30 Sep 2025 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Oct 2025 31 Oct 2025 001-35435
3 Open 3 document View SEC filing for 3 FORM 3 15 Oct 2025 13 Oct 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 03 Oct 2025 03 Oct 2025 001-35435
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Aug 2025 005-87297
4 Open 4 document View SEC filing for 4 FORM 4 07 Aug 2025 05 Aug 2025
4 Open 4 document View SEC filing for 4 FORM 4 06 Aug 2025 04 Aug 2025
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 31 Jul 2025 30 Jun 2025 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Jul 2025 31 Jul 2025 001-35435
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 17 Jul 2025 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 May 2025 24 May 2025 001-35435
SD Open SD document View SEC filing for SD SD 29 May 2025 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 28 May 2025 23 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 28 May 2025 23 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 28 May 2025 23 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 28 May 2025 23 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 28 May 2025 23 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 28 May 2025 23 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 28 May 2025 23 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 28 May 2025 23 May 2025
3 Open 3 document View SEC filing for 3 FORM 3 28 May 2025 20 May 2025
S-8 Open S-8 document | Open XBRL data View SEC filing for S-8 FORM S-8 27 May 2025 333-287598
S-8 Open S-8 document | Open XBRL data View SEC filing for S-8 FORM S-8 27 May 2025 333-287596
4 Open 4 document View SEC filing for 4 FORM 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 22 May 2025 20 May 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 May 2025 20 May 2025 001-35435
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 15 May 2025 005-87297
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 02 May 2025 31 Mar 2025 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 May 2025 02 May 2025 001-35435
ARS Open ARS document View SEC filing for ARS ARS 09 Apr 2025 31 Dec 2024 001-35435
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 09 Apr 2025 001-35435
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 09 Apr 2025 20 May 2025 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 27 Feb 2025 25 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 27 Feb 2025 25 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 27 Feb 2025 25 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 27 Feb 2025 25 Feb 2025
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 21 Feb 2025 31 Dec 2024 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Feb 2025 07 Feb 2025 001-35435
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 23 Jan 2025 005-87297
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 12 Dec 2024 001-35435
CORRESP Open CORRESP document View SEC filing for CORRESP 11 Dec 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 03 Dec 2024 001-35435
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Nov 2024 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 08 Nov 2024 005-87297
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Nov 2024 30 Sep 2024 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Nov 2024 01 Nov 2024 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Oct 2024 21 Oct 2024 001-35435
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 18 Oct 2024 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Oct 2024 01 Oct 2024 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 09 Sep 2024 06 Sep 2024
S-8 Open S-8 document | Open XBRL data View SEC filing for S-8 S-8 02 Aug 2024 333-281217
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 02 Aug 2024 30 Jun 2024 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Aug 2024 02 Aug 2024 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Jul 2024 22 Jul 2024 001-35435
SD Open SD document View SEC filing for SD SD 29 May 2024 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2024 23 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2024 23 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2024 23 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2024 23 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2024 23 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2024 23 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 24 May 2024 23 May 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 May 2024 23 May 2024 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 22 May 2024 20 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 22 May 2024 20 May 2024
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 03 May 2024 31 Mar 2024 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 May 2024 03 May 2024 001-35435
ARS Open ARS document View SEC filing for ARS ARS 12 Apr 2024 31 Dec 2023 001-35435
DEFA14A Open DEFA14A document View SEC filing for DEFA14A FORM DEFA14A 12 Apr 2024 001-35435
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 12 Apr 2024 23 May 2024 001-35435
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 16 Feb 2024 31 Dec 2023 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2024 13 Feb 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FORM 13G/A PRLB 12-31-23 14 Feb 2024 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 13 Feb 2024 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Feb 2024 09 Feb 2024 001-35435
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 22 Jan 2024 005-87297
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 03 Nov 2023 30 Sep 2023 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Nov 2023 03 Nov 2023 001-35435
S-8 Open S-8 document View SEC filing for S-8 S-8 04 Aug 2023 333-273705
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 04 Aug 2023 30 Jun 2023 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Aug 2023 04 Aug 2023 001-35435
SD Open SD document View SEC filing for SD FORM SD 05 Jun 2023 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 23 May 2023 20 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2023 17 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2023 17 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2023 17 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2023 17 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2023 17 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2023 17 May 2023
4 Open 4 document View SEC filing for 4 FORM 4 19 May 2023 17 May 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 18 May 2023 17 May 2023 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 May 2023 31 Mar 2023 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 May 2023 05 May 2023 001-35435
DEFA14A Open DEFA14A document View SEC filing for DEFA14A FORM DEFA14A 04 Apr 2023 001-35435
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 04 Apr 2023 001-35435
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 21 Feb 2023 31 Dec 2022 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2023 13 Feb 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A PRLB SC13G-A 2022-12-31 14 Feb 2023 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2023 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Feb 2023 07 Feb 2023 001-35435
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 09 Feb 2023 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 23 Jan 2023 005-87297
4 Open 4 document View SEC filing for 4 FORM 4 05 Dec 2022 01 Dec 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 Nov 2022 17 Nov 2022 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Nov 2022 15 Nov 2022 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 04 Nov 2022 30 Sep 2022 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 04 Nov 2022 04 Nov 2022 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 13 Sep 2022 09 Sep 2022
3 Open 3 document View SEC filing for 3 FORM 3 13 Sep 2022 09 Sep 2022
4 Open 4 document View SEC filing for 4 FORM 4 01 Sep 2022 30 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 01 Sep 2022 30 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 01 Sep 2022 30 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 01 Sep 2022 30 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 01 Sep 2022 30 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 01 Sep 2022 30 Aug 2022
4 Open 4 document View SEC filing for 4 FORM 4 01 Sep 2022 23 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 01 Sep 2022 30 Aug 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Aug 2022 29 Aug 2022 001-35435
S-8 POS Open S-8 POS document View SEC filing for S-8 POS FORM S-8 POS 30 Aug 2022 333-202486
S-8 POS Open S-8 POS document View SEC filing for S-8 POS FORM S-8 POS 30 Aug 2022 333-194272
S-8 POS Open S-8 POS document View SEC filing for S-8 POS FORM S-8 POS 30 Aug 2022 333-179651
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 30 Aug 2022 333-267156
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 Aug 2022 30 Jun 2022 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Aug 2022 05 Aug 2022 001-35435
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 19 Jul 2022 001-35435
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF14A 19 Jul 2022 29 Aug 2022 001-35435
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE14A 08 Jul 2022 19 Jul 2022 001-35435
4/A Open 4/A document View SEC filing for 4/A FORM 4 10 Jun 2022 18 May 2022
4/A Open 4/A document View SEC filing for 4/A FORM 4 10 Jun 2022 18 May 2022
4/A Open 4/A document View SEC filing for 4/A FORM 4 10 Jun 2022 18 May 2022
4/A Open 4/A document View SEC filing for 4/A FORM 4 10 Jun 2022 18 May 2022
4/A Open 4/A document View SEC filing for 4/A FORM 4 10 Jun 2022 18 May 2022
4/A Open 4/A document View SEC filing for 4/A FORM 4 10 Jun 2022 18 May 2022
4/A Open 4/A document View SEC filing for 4/A FORM 4 10 Jun 2022 18 May 2022
4/A Open 4/A document View SEC filing for 4/A FORM 4 10 Jun 2022 18 May 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Jun 2022 03 Jun 2022 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 31 May 2022 27 May 2022 001-35435
SD Open SD document View SEC filing for SD FORM SD 27 May 2022 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 25 May 2022 18 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 25 May 2022 23 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2022 18 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2022 18 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2022 18 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2022 18 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2022 18 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2022 18 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2022 18 May 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 18 May 2022 18 May 2022 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 06 May 2022 31 Mar 2022 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 May 2022 06 May 2022 001-35435
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 05 Apr 2022 001-35435
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 05 Apr 2022 18 May 2022 001-35435
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 31 Mar 2022
CORRESP Open CORRESP document View SEC filing for CORRESP 25 Mar 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 Mar 2022 15 Mar 2022 001-35435
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 15 Mar 2022
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 09 Mar 2022 005-87297
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 18 Feb 2022 31 Dec 2021 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 17 Feb 2022 15 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 17 Feb 2022 15 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 17 Feb 2022 15 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 17 Feb 2022 15 Feb 2022
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2022 13 Feb 2022
SC 13G Open SC 13G document View SEC filing for SC 13G 13G PRLB 2021-12-31 15 Feb 2022 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A HARDING LOEVNER LP 14 Feb 2022 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2022 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC13G/A 14 Feb 2022 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 11 Feb 2022 11 Feb 2022 001-35435
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 10 Feb 2022 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 1 04 Feb 2022 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 27 Jan 2022 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 26 Jan 2022 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A PROTO LABS INC 13G AMENDMENT 21 Jan 2022 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A PROTO LABS INC 13G AMENDMENT 21 Jan 2022 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Dec 2021 08 Dec 2021 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 06 Dec 2021 03 Dec 2021
4 Open 4 document View SEC filing for 4 FORM 4 03 Dec 2021 01 Dec 2021
3 Open 3 document View SEC filing for 3 FORM 3 03 Dec 2021 01 Dec 2021
4 Open 4 document View SEC filing for 4 FORM 4 01 Dec 2021 01 Dec 2021
4 Open 4 document View SEC filing for 4 FORM 4 22 Nov 2021 15 Nov 2021
3 Open 3 document View SEC filing for 3 FORM 3 22 Nov 2021 15 Nov 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 Nov 2021 15 Nov 2021 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Nov 2021 03 Nov 2021 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 02 Nov 2021 30 Sep 2021 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 28 Oct 2021 28 Oct 2021 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 Aug 2021 30 Jun 2021 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 29 Jul 2021 29 Jul 2021 001-35435
3 Open 3 document View SEC filing for 3 FORM 3 30 Jun 2021 28 Jun 2021
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Jun 2021 005-87297
SD Open SD document View SEC filing for SD FORM SD 27 May 2021 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2021 18 May 2021
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2021 18 May 2021
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2021 18 May 2021
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2021 18 May 2021
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2021 18 May 2021
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2021 18 May 2021
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2021 18 May 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 18 May 2021 18 May 2021 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 10 May 2021 31 Mar 2021 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 06 May 2021 04 May 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 May 2021 06 May 2021 001-35435
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 06 Apr 2021 001-35435
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 06 Apr 2021 18 May 2021 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 03 Mar 2021 01 Mar 2021
4 Open 4 document View SEC filing for 4 FORM 4 03 Mar 2021 01 Mar 2021
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 19 Feb 2021 31 Dec 2020 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2021 16 Feb 2021
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2021 16 Feb 2021
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2021 16 Feb 2021
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2021 16 Feb 2021
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2021 16 Feb 2021
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 16 Feb 2021 005-87297
SC 13G Open SC 13G document View SEC filing for SC 13G HARDING LOEVNER LP 16 Feb 2021 005-87297
S-3ASR Open S-3ASR document View SEC filing for S-3ASR FORM S-3ASR 16 Feb 2021 333-253112
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 12 Feb 2021 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 Feb 2021 12 Feb 2021 001-35435
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 11 Feb 2021 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 10 Feb 2021 005-87297
SC 13G Open SC 13G document View SEC filing for SC 13G 05 Feb 2021 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 04 Feb 2021 29 Jan 2021 001-35435
SC 13G Open SC 13G document View SEC filing for SC 13G 25 Jan 2021 005-87297
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A PROTO LABS INC 13G AMENDMENT #7 25 Jan 2021 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 25 Jan 2021 22 Jan 2021 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 19 Jan 2021 18 Jan 2021 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 22 Dec 2020 18 Dec 2020
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Dec 2020 09 Dec 2020 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 03 Dec 2020 01 Dec 2020
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 Nov 2020 30 Sep 2020 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 29 Oct 2020 29 Oct 2020 001-35435
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 09 Oct 2020 005-87297
4 Open 4 document View SEC filing for 4 FORM 4 08 Sep 2020 03 Sep 2020
4 Open 4 document View SEC filing for 4 FORM 4 26 Aug 2020 24 Aug 2020
4 Open 4 document View SEC filing for 4 FORM 4 12 Aug 2020 11 Aug 2020
4 Open 4 document View SEC filing for 4 FORM 4 10 Aug 2020 06 Aug 2020
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 31 Jul 2020 30 Jun 2020 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 28 Jul 2020 28 Jul 2020 001-35435
SD Open SD document View SEC filing for SD FORM SD 29 May 2020 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2020 19 May 2020
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2020 19 May 2020
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2020 19 May 2020
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2020 19 May 2020
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2020 19 May 2020
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8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 19 May 2020 19 May 2020 001-35435
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8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Apr 2020 30 Apr 2020 001-35435
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10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 26 Feb 2020 31 Dec 2019 001-35435
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4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2020 13 Feb 2020
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4 Open 4 document View SEC filing for 4 FORM 4 12 Feb 2020 10 Feb 2020
4 Open 4 document View SEC filing for 4 FORM 4 12 Feb 2020 10 Feb 2020
4 Open 4 document View SEC filing for 4 FORM 4 12 Feb 2020 10 Feb 2020
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SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 12 Feb 2020 005-87297
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Feb 2020 06 Feb 2020 001-35435
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A PROTO LABS INC 13G AMENDMENT #6 05 Feb 2020 005-87297
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4 Open 4 document View SEC filing for 4 FORM 4 03 Dec 2019 01 Dec 2019
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 29 Oct 2019 30 Sep 2019 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 Oct 2019 24 Oct 2019 001-35435
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 30 Jul 2019 30 Jun 2019 001-35435
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 25 Jul 2019 25 Jul 2019 001-35435
SD Open SD document View SEC filing for SD FORM SD 31 May 2019 001-35435
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4 Open 4 document View SEC filing for 4 FORM 4 17 May 2019 15 May 2019
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2019 15 May 2019
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2019 15 May 2019
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2019 15 May 2019
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 May 2019 15 May 2019 001-35435
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 30 Apr 2019 31 Mar 2019 001-35435
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10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 22 Feb 2019 31 Dec 2018 001-35435
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4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2019 13 Feb 2019
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4 Open 4 document View SEC filing for 4 FORM 4 13 Feb 2019 11 Feb 2019
4 Open 4 document View SEC filing for 4 FORM 4 13 Feb 2019 11 Feb 2019
4 Open 4 document View SEC filing for 4 FORM 4 13 Feb 2019 11 Feb 2019
4 Open 4 document View SEC filing for 4 FORM 4 13 Feb 2019 11 Feb 2019
4 Open 4 document View SEC filing for 4 FORM 4 13 Feb 2019 11 Feb 2019
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SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 12 Feb 2019 005-87297
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 Feb 2019 07 Feb 2019 001-35435
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SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A PROTO LABS INC 13G AMENDMENT #5 25 Jan 2019 005-87297
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4 Open 4 document View SEC filing for 4 FORM 4 20 Dec 2018 01 Dec 2018
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 30 Oct 2018 30 Sep 2018 001-35435
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 01 Aug 2018 30 Jun 2018 001-35435
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4 Open 4 document View SEC filing for 4 FORM 4 18 May 2018 16 May 2018
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4 Open 4 document View SEC filing for 4 FORM 4 18 May 2018 16 May 2018
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 May 2018 16 May 2018 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 01 May 2018 31 Mar 2018 001-35435
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DEF 14A Open DEF 14A document View SEC filing for DEF 14A FORM DEF 14A 06 Apr 2018 16 May 2018 001-35435
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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
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SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 14 Feb 2018 005-87297
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 08 Feb 2018 08 Feb 2018 001-35435
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A PROTO LABS INC 13G AMENDMENT #4 29 Jan 2018 005-87297
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Dec 2017 27 Nov 2017 001-35435
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 21 Nov 2017 16 Nov 2017 001-35435
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 31 Oct 2017 30 Sep 2017 001-35435
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 26 Oct 2017 26 Oct 2017 001-35435
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 01 Aug 2017 30 Jun 2017 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 BODOR 7-27-17 31 Jul 2017 27 Jul 2017
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 May 2017 18 May 2017 001-35435
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 02 May 2017 31 Mar 2017 001-35435
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 Apr 2017 27 Apr 2017 001-35435
DEF 14A Open DEF 14A document View SEC filing for DEF 14A FORM DEF 14A 04 Apr 2017 18 May 2017 001-35435
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 22 Feb 2017 31 Dec 2016 001-35435
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 Feb 2017 13 Feb 2017 001-35435
4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2017 13 Feb 2017
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4 Open 4 document View SEC filing for 4 FORM 4 15 Feb 2017 13 Feb 2017
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SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 13 Feb 2017 005-87297
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Feb 2017 09 Feb 2017 001-35435
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A PROTO LABS INC13G AMENDMENT #3 24 Jan 2017 005-87297
SC 13G Open SC 13G document View SEC filing for SC 13G 09 Jan 2017 005-87297
4 Open 4 document View SEC filing for 4 FORM 4 21 Dec 2016 19 Dec 2016
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 02 Nov 2016 30 Sep 2016 001-35435
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 Oct 2016 27 Oct 2016 001-35435
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 28 Jul 2016 28 Jul 2016 001-35435
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4 Open 4 document View SEC filing for 4 FORM 4 23 May 2016 19 May 2016
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 19 May 2016 19 May 2016 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 May 2016 31 Mar 2016 001-35435
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8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 28 Apr 2016 28 Apr 2016 001-35435
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DEF 14A Open DEF 14A document View SEC filing for DEF 14A FORM DEF 14A 08 Apr 2016 19 May 2016 001-35435
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 26 Feb 2016 23 Feb 2016 001-35435
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 26 Feb 2016 31 Dec 2015 001-35435
4 Open 4 document View SEC filing for 4 SCHNEIDER FORM 4 2-19-16 19 Feb 2016 17 Feb 2016
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 04 Feb 2016 04 Feb 2016 001-35435
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 Nov 2015 30 Sep 2015 001-35435
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 05 May 2015 31 Mar 2015 001-35435
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DEF 14A Open DEF 14A document View SEC filing for DEF 14A FORM DEF 14A 07 Apr 2015 20 May 2015 001-35435
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NO ACT Open NO ACT document View SEC filing for NO ACT AUTO-GENERATED PAPER DOCUMENT 05 Mar 2015 20 Jan 2015 001-35435
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8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Jan 2015 12 Jan 2015 001-35435
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10-Q/A Open 10-Q/A document | Open XBRL data View SEC filing for 10-Q/A FORM 10-Q/A 06 May 2014 31 Mar 2014 001-35435
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 06 May 2014 31 Mar 2014 001-35435
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4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 21 Nov 2012 21 Nov 2012
424B1 Open 424B1 document View SEC filing for 424B1 DEFINITIVE PROSPECTUS 16 Nov 2012 333-184673
EFFECT Open EFFECT document View SEC filing for EFFECT 15 Nov 2012 333-184673
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10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 04 May 2012 31 Mar 2012 001-35435
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4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 27 Feb 2012 23 Feb 2012
424B4 Open 424B4 document View SEC filing for 424B4 FINAL PROSPECTUS 27 Feb 2012 333-175745
EFFECT Open EFFECT document View SEC filing for EFFECT 23 Feb 2012 333-175745
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S-8 Open S-8 document View SEC filing for S-8 FORM S-8 23 Feb 2012 333-179651
CERTNYS Open CERTNYS document View SEC filing for CERTNYS AUTO-GENERATED PAPER DOCUMENT 21 Feb 2012 001-35435
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CORRESP Open CORRESP document View SEC filing for CORRESP 21 Feb 2012
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CORRESP Open CORRESP document View SEC filing for CORRESP 21 Feb 2012
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT NO. 7 TO FORM S-1 21 Feb 2012 333-175745
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 16 Feb 2012
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CORRESP Open CORRESP document View SEC filing for CORRESP 29 Dec 2011
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CORRESP Open CORRESP document View SEC filing for CORRESP 05 Dec 2011
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CORRESP Open CORRESP document View SEC filing for CORRESP 26 Oct 2011
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT NO. 3 TO FORM S-1 26 Oct 2011 333-175745
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 11 Oct 2011
CORRESP Open CORRESP document View SEC filing for CORRESP 26 Sep 2011
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT NO. 2 TO FORM S-1 26 Sep 2011 333-175745
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 15 Sep 2011
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Aug 2011
S-1/A Open S-1/A document View SEC filing for S-1/A FIRST AMENDMENT TO FORM S-1 31 Aug 2011 333-175745
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 19 Aug 2011
S-1 Open S-1 document View SEC filing for S-1 FORM S-1 25 Jul 2011 333-175745

About this filer

Proto Labs Inc files with the SEC under CIK 0001443669. This page aggregates EDGAR filings and related ownership activity.

Industry: Fabricated Structural Metal Products.

See insider transactions for this issuer.

FAQ

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