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Proto Labs Inc — DEFA14A Filings

7 DEFA14A filings on record

This page lists all DEFA14A filings submitted to the SEC by Proto Labs Inc (PRLB), sorted by most recent first. Each row links to the full filing on EdgarLookup. Proto Labs Inc has filed 7 DEFA14A documents with the SEC since 2008. To view all SEC filings by Proto Labs Inc, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-Q 10-Q/A 144 3 3/A 4 4/A 424B1 424B4 5 5/A 8-A12B 8-K 8-K/A ARS CERTNYS CORRESP DEF 14A DEFA14A EFFECT NO ACT PRE 14A REGDEX S-1 S-1/A S-3ASR S-8 S-8 POS SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
DEFA14A DEFA14A 0001628280-25-017211 Apr 9, 2025
DEFA14A FORM DEFA14A 0001628280-24-016034 Apr 12, 2024
DEFA14A FORM DEFA14A 0001140361-23-016080 Apr 4, 2023
DEFA14A DEFA14A 0001140361-22-026336 Jul 19, 2022
DEFA14A DEFA14A 0001140361-22-013076 Apr 5, 2022
DEFA14A DEFA14A 0001140361-21-011790 Apr 6, 2021
DEFA14A DEFA14A 0001140361-20-008069 Apr 6, 2020