PRLB insider transaction filings
Proto Labs Inc — 46 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-06-04. Screen PRLB transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-04 | 4 | WEHRWEIN SVEN — Director | Sale (S): 1,500 @ $76.91 · Sale (S): 500 @ $78.38 | EDGAR |
| 2026-05-27 | 4 | Krishna Suresh — President and CEO, Director | Tax withholding (F): 1,247 @ $71.36 | EDGAR |
| 2026-05-22 | 4 | Schumacher Daniel — Chief Financial Officer | Tax withholding (F): 255 @ $71.13 | EDGAR |
| 2026-05-22 | 4 | Parlange Bernardo — Chief Commercial Officer | Grant/award (A): 2,109 @ $0 · Grant/award (A): 3,789 (derivative) @ $0 | EDGAR |
| 2026-05-21 | 4 | Black Archie C. — Director | Grant/award (A): 2,210 @ $0 | EDGAR |
| 2026-05-21 | 4 | Gawlick Rainer — Director | Grant/award (A): 2,210 @ $0 | EDGAR |
| 2026-05-21 | 4 | Chin Moonhie — Director | Grant/award (A): 2,210 @ $0 | EDGAR |
| 2026-05-21 | 4 | Chand Sujeet — Director | Grant/award (A): 2,210 @ $0 | EDGAR |
| 2026-05-21 | 4 | WEHRWEIN SVEN — Director | Grant/award (A): 2,210 @ $0 | EDGAR |
| 2026-05-21 | 4 | KRANTZ DONALD G — Director | Grant/award (A): 2,210 @ $0 | EDGAR |
| 2026-05-13 | 4 | Kenison Michael R. — Chief Operations Officer | Option exercise (M): 3,756 @ $33.84 · Option exercise (M): 3,677 @ $33.52 · Sale (S): 7,433 @ $70.26 · Option exercise (M): 1,928 @ $33.84 · Option exercise (M): 1,557 @ $39.61 · Option exercise (M): 4,042 @ $59.40 · +9 more | EDGAR |
| 2026-05-08 | 4 | Kenison Michael R. — Chief Operations Officer | Option exercise (M): 100 @ $33.84 · Option exercise (M): 100 @ $33.52 · Sale (S): 200 @ $70 · Option exercise (M): 100 (derivative) @ $0 · Option exercise (M): 100 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Krishna Suresh — President and CEO, Director | Grant/award (A): 13,373 @ $0 · Grant/award (A): 24,383 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Schumacher Daniel — Chief Financial Officer | Grant/award (A): 3,074 @ $0 · Tax withholding (F): 504 @ $62.63 · Grant/award (A): 5,605 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Kenison Michael R. — Chief Operations Officer | Grant/award (A): 2,415 @ $0 · Tax withholding (F): 531 @ $62.63 · Grant/award (A): 4,404 (derivative) @ $0 | EDGAR |
| 2026-02-27 | 4 | Kermisch Marc — Chief Technology & AI Officer | Grant/award (A): 2,795 @ $0 · Grant/award (A): 5,095 (derivative) @ $0 | EDGAR |
| 2026-02-18 | 4 | Schumacher Daniel — Chief Financial Officer | Tax withholding (F): 1,267 @ $67.52 | EDGAR |
| 2026-02-18 | 4 | Kenison Michael R. — Chief Operations Officer | Tax withholding (F): 1,540 @ $67.52 · Sale (S): 5,000 @ $66.46 | EDGAR |
| 2026-02-12 | 4 | Schumacher Daniel — Chief Financial Officer | Tax withholding (F): 6,809 @ $53.18 · Option exercise (M): 3,135 @ $33.84 · Option exercise (M): 3,135 (derivative) @ $0 | EDGAR |
| 2026-02-12 | 4 | Kenison Michael R. — Chief Operations Officer | Tax withholding (F): 2,684 @ $53.18 | EDGAR |
| 2026-02-09 | 4 | Kenison Michael R. — Chief Operations Officer | Sale (S): 2,500 @ $60 | EDGAR |
| 2026-02-04 | 4 | Kenison Michael R. — Chief Operations Officer | Grant/award (A): 8,128 @ $0 | EDGAR |
| 2026-02-04 | 4 | Schumacher Daniel — Chief Financial Officer | Grant/award (A): 20,686 @ $0 | EDGAR |
| 2025-12-03 | 4/A | Kenison Michael R. — Chief Operations Officer | Option exercise (M): 3,048 @ $33.84 · Sale (S): 3,048 @ $50.17 · Option exercise (M): 3,048 (derivative) @ $0 | EDGAR |
| 2025-11-26 | 4 | Kenison Michael R. — Chief Operations Officer | Option exercise (M): 3,048 @ $33.84 · Sale (S): 3,048 @ $50.17 · Option exercise (M): 3,048 (derivative) @ $0 | EDGAR |
| 2025-11-19 | 4 | Kermisch Marc — Chief Technology & AI Officer | Grant/award (A): 3,718 @ $0 · Grant/award (A): 6,818 (derivative) @ $0 | EDGAR |
| 2025-08-07 | 4 | Gawlick Rainer — Director | Purchase (P): 1,715 @ $43.79 | EDGAR |
| 2025-08-06 | 4 | Krishna Suresh — President and CEO, Director | Purchase (P): 1,725 @ $43.51 | EDGAR |
| 2025-05-28 | 4 | Black Archie C. — Director | Grant/award (A): 3,939 @ $0 | EDGAR |
| 2025-05-28 | 4 | Gawlick Rainer — Director | Grant/award (A): 3,939 @ $0 | EDGAR |
| 2025-05-28 | 4 | Greiner Stacy — Director | Grant/award (A): 3,939 @ $0 | EDGAR |
| 2025-05-28 | 4 | Krishna Suresh — President and CEO, Director | Grant/award (A): 16,296 @ $0 · Grant/award (A): 29,522 (derivative) @ $0 | EDGAR |
| 2025-05-28 | 4 | Chin Moonhie — Director | Grant/award (A): 3,939 @ $0 | EDGAR |
| 2025-05-28 | 4 | Chand Sujeet — Director | Grant/award (A): 3,939 @ $0 | EDGAR |
| 2025-05-28 | 4 | KRANTZ DONALD G — Director | Grant/award (A): 3,939 @ $0 | EDGAR |
| 2025-05-28 | 4 | WEHRWEIN SVEN — Director | Grant/award (A): 3,939 @ $0 | EDGAR |
| 2025-05-22 | 4 | Schumacher Daniel — Chief Financial Officer | Tax withholding (F): 305 @ $40.87 | EDGAR |
| 2025-05-22 | 4 | Kenison Michael R. — Chief Operations Officer | Tax withholding (F): 204 @ $40.87 | EDGAR |
| 2025-02-27 | 4 | Schumacher Daniel — Chief Financial Officer | Grant/award (A): 4,419 @ $0 · Grant/award (A): 7,931 (derivative) @ $0 | EDGAR |
| 2025-02-27 | 4 | Kenison Michael R. — Chief Operations Officer | Grant/award (A): 6,943 @ $0 · Grant/award (A): 6,231 (derivative) @ $0 | EDGAR |
| 2025-02-27 | 4 | Ryaboy Oleg — Chief Technology Officer | Grant/award (A): 7,574 @ $0 · Grant/award (A): 6,798 (derivative) @ $0 | EDGAR |
| 2025-02-27 | 4 | Bodor Robert — President and CEO | Grant/award (A): 18,935 @ $0 · Grant/award (A): 33,986 (derivative) @ $0 | EDGAR |
| 2025-02-18 | 4 | Bodor Robert — President and CEO | Grant/award (A): 23,570 @ $0 · Tax withholding (F): 7,536 @ $45.03 · Tax withholding (F): 7,268 @ $45.03 | EDGAR |
| 2025-02-18 | 4 | Kenison Michael R. — Chief Operations Officer | Grant/award (A): 1,894 @ $0 · Tax withholding (F): 580 @ $45.03 · Tax withholding (F): 1,696 @ $45.03 | EDGAR |
| 2025-02-18 | 4 | Schumacher Daniel — Chief Financial Officer | Grant/award (A): 3,077 @ $0 · Tax withholding (F): 1,098 @ $45.03 · Tax withholding (F): 1,264 @ $45.03 | EDGAR |
| 2025-02-18 | 4 | Ryaboy Oleg — Chief Technology Officer | Tax withholding (F): 2,461 @ $45.03 | EDGAR |
Recent 8-K events — Proto Labs Inc
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-07-31 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-20 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-07 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-01 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-06 | 8-K/A | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-10-31 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-10-03 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-07-31 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-05-30 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
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