PRLB - CIK 0001443669
Proto Labs Inc has filed 878 documents with the SEC between 2008 and 2026. The most frequent type is insider trade (424 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| SCHEDULE 13G/A | - | 2025-11-14 | - |
| Insider sale notice | 144 | 2025-11-07 | - |
| Quarterly report | 10-Q | 2025-10-31 | 2025-09-30 |
| Major company event | 8-K | 2025-10-31 | 2025-10-31 |
| New insider ownership | 3 | 2025-10-15 | 2025-10-13 |
| Major company event | 8-K | 2025-10-03 | 2025-10-03 |
| SCHEDULE 13G/A | - | 2025-08-14 | - |
| Insider trade | 4 | 2025-08-07 | 2025-08-05 |
| Insider trade | 4 | 2025-08-06 | 2025-08-04 |
| Quarterly report | 10-Q | 2025-07-31 | 2025-06-30 |
| Major company event | 8-K | 2025-07-31 | 2025-07-31 |
| SCHEDULE 13G/A | - | 2025-07-17 | - |
| Major company event | 8-K | 2025-05-30 | 2025-05-24 |
| SD | - | 2025-05-29 | - |
| Insider trade | 4 | 2025-05-28 | 2025-05-23 |
| Insider trade | 4 | 2025-05-28 | 2025-05-23 |
| Insider trade | 4 | 2025-05-28 | 2025-05-23 |
| Insider trade | 4 | 2025-05-28 | 2025-05-23 |
| Insider trade | 4 | 2025-05-28 | 2025-05-23 |
| Insider trade | 4 | 2025-05-28 | 2025-05-23 |
| Insider trade | 4 | 2025-05-28 | 2025-05-23 |
| Insider trade | 4 | 2025-05-28 | 2025-05-23 |
| New insider ownership | 3 | 2025-05-28 | 2025-05-20 |
| Employee stock plan | S-8 | 2025-05-27 | - |
| Employee stock plan | S-8 | 2025-05-27 | - |
| Insider trade | 4 | 2025-05-22 | 2025-05-20 |
| Insider trade | 4 | 2025-05-22 | 2025-05-20 |
| Major company event | 8-K | 2025-05-21 | 2025-05-20 |
| SCHEDULE 13G/A | - | 2025-05-15 | - |
| Quarterly report | 10-Q | 2025-05-02 | 2025-03-31 |
| Major company event | 8-K | 2025-05-02 | 2025-05-02 |
| Annual report to shareholders | ARS | 2025-04-09 | 2024-12-31 |
| Proxy materials | DEFA14A | 2025-04-09 | - |
| Proxy statement | DEF 14A | 2025-04-09 | 2025-05-20 |
| Insider trade | 4 | 2025-02-27 | 2025-02-25 |
| Insider trade | 4 | 2025-02-27 | 2025-02-25 |
| Insider trade | 4 | 2025-02-27 | 2025-02-25 |
| Insider trade | 4 | 2025-02-27 | 2025-02-25 |
| Annual report | 10-K | 2025-02-21 | 2024-12-31 |
| Insider trade | 4 | 2025-02-18 | 2025-02-13 |
| Insider trade | 4 | 2025-02-18 | 2025-02-13 |
| Insider trade | 4 | 2025-02-18 | 2025-02-13 |
| Insider trade | 4 | 2025-02-18 | 2025-02-13 |
| SCHEDULE 13G/A | - | 2025-02-14 | - |
| Major company event | 8-K | 2025-02-07 | 2025-02-07 |
| SCHEDULE 13G | - | 2025-01-23 | - |
| SEC correspondence | UPLOAD | 2024-12-12 | - |
| Company correspondence | CORRESP | 2024-12-11 | - |
| SEC correspondence | UPLOAD | 2024-12-03 | - |
| SCHEDULE 13G/A | - | 2024-11-14 | - |