SEC Filings

Search SEC EDGAR filings by company ticker and form type

arrow_back

Proto Labs Inc

4/A 31 filings

All 4/A Filings

Complete history of 4/A filings with the SEC

Date Filed	View on EDGAR
03 Dec Dec 03, 2025	open_in_new View Filing
10 Jun Jun 10, 2022	open_in_new View Filing
10 Jun Jun 10, 2022	open_in_new View Filing
10 Jun Jun 10, 2022	open_in_new View Filing
10 Jun Jun 10, 2022	open_in_new View Filing
10 Jun Jun 10, 2022	open_in_new View Filing
10 Jun Jun 10, 2022	open_in_new View Filing
10 Jun Jun 10, 2022	open_in_new View Filing
10 Jun Jun 10, 2022	open_in_new View Filing
30 Nov Nov 30, 2017	open_in_new View Filing
30 Nov Nov 30, 2017	open_in_new View Filing
25 May May 25, 2017	open_in_new View Filing
11 Feb Feb 11, 2016	open_in_new View Filing
11 Feb Feb 11, 2016	open_in_new View Filing
11 Feb Feb 11, 2016	open_in_new View Filing
11 Feb Feb 11, 2016	open_in_new View Filing
11 Feb Feb 11, 2016	open_in_new View Filing
11 Feb Feb 11, 2016	open_in_new View Filing
04 Jun Jun 04, 2015	open_in_new View Filing
04 Jun Jun 04, 2015	open_in_new View Filing
04 Jun Jun 04, 2015	open_in_new View Filing
04 Jun Jun 04, 2015	open_in_new View Filing
04 Jun Jun 04, 2015	open_in_new View Filing
26 Sep Sep 26, 2013	open_in_new View Filing
26 Sep Sep 26, 2013	open_in_new View Filing
31 May May 31, 2013	open_in_new View Filing
31 May May 31, 2013	open_in_new View Filing
31 May May 31, 2013	open_in_new View Filing
31 May May 31, 2013	open_in_new View Filing
31 May May 31, 2013	open_in_new View Filing
31 May May 31, 2013	open_in_new View Filing