RPID insider transaction filings
RAPID MICRO BIOSYSTEMS, INC. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-24. Screen RPID transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-24 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Option exercise (M): 1,402 @ $0.75 · Option exercise (M): 1,402 (derivative) @ $0 | EDGAR |
| 2026-07-24 | 4 | Kollender Richard S — Director | Option exercise (M): 1,681 @ $0.75 · Option exercise (M): 1,827 @ $0.75 · Option exercise (M): 1,681 (derivative) @ $0 · Option exercise (M): 1,827 (derivative) @ $0 | EDGAR |
| 2026-06-02 | 4 | LOWENSTEIN INESE — Director | Grant/award (A): 12,787 @ $1.96 · Grant/award (A): 12,787 (derivative) @ $0 · Grant/award (A): 12,787 (derivative) @ $0 | EDGAR |
| 2026-06-02 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Grant/award (A): 12,787 @ $1.96 · Grant/award (A): 12,787 (derivative) @ $0 · Grant/award (A): 12,787 (derivative) @ $0 | EDGAR |
| 2026-06-02 | 4 | PEI MELINDA LITHERLAND — Director | Grant/award (A): 12,787 @ $1.96 · Grant/award (A): 12,787 (derivative) @ $0 · Grant/award (A): 12,787 (derivative) @ $0 | EDGAR |
| 2026-06-02 | 4 | Malloy Kirk — Director | Grant/award (A): 12,787 @ $1.96 · Grant/award (A): 12,787 (derivative) @ $0 · Grant/award (A): 12,787 (derivative) @ $0 | EDGAR |
| 2026-06-02 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Grant/award (A): 12,787 @ $1.96 · Grant/award (A): 12,787 (derivative) @ $0 · Grant/award (A): 12,787 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | Bika Dafni — Director | Grant/award (A): 19,300 @ $0 · Grant/award (A): 38,700 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | LOWENSTEIN INESE — Director | Grant/award (A): 19,300 @ $0 · Grant/award (A): 38,700 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | PEI MELINDA LITHERLAND — Director | Grant/award (A): 19,300 @ $0 · Grant/award (A): 38,700 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | Kollender Richard S — Director | Grant/award (A): 19,300 @ $0 · Grant/award (A): 38,700 (derivative) @ $0 | EDGAR |
| 2026-05-26 | 4 | Malloy Kirk — Director | Grant/award (A): 19,300 @ $0 · Grant/award (A): 38,700 (derivative) @ $0 | EDGAR |
| 2026-05-22 | 4 | Bain Capital Life Sciences Investors, LLC — 10% owner Bain Capital Life Sciences Partners, LP — 10% owner Bain Capital Life Sciences Fund, L.P. — 10% owner BCIP Life Sciences Associates, LP — 10% owner | Purchase (P): 1,463,000 (derivative) · Purchase (P): 1,463,000 (derivative) · Purchase (P): 1,463,000 (derivative) | EDGAR |
| 2026-03-12 | 4 | Wilson John J. Addington — CHIEF OPERATING OFFICER | Sale (S): 9,603 @ $4.32 | EDGAR |
| 2026-03-12 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Sale (S): 17,922 @ $4.11 | EDGAR |
| 2026-03-12 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Sale (S): 7,480 @ $4.32 | EDGAR |
| 2026-03-02 | 4 | RICCIARDI NATALE S — Director | Option exercise (M): 842 @ $0.75 · Option exercise (M): 842 (derivative) @ $0.75 | EDGAR |
| 2026-02-20 | 4 | Wilson John J. Addington — CHIEF OPERATING OFFICER | Sale (S): 5,403 @ $3.92 | EDGAR |
| 2026-02-20 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Sale (S): 38,327 @ $3.89 | EDGAR |
| 2026-02-20 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Sale (S): 17,254 @ $3.92 | EDGAR |
| 2026-02-13 | 4 | Wilson John J. Addington — CHIEF OPERATING OFFICER | Grant/award (A): 74,000 @ $0 · Grant/award (A): 147,000 (derivative) @ $0 | EDGAR |
| 2026-02-13 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Grant/award (A): 264,000 @ $0 · Grant/award (A): 528,000 (derivative) @ $0 | EDGAR |
| 2026-02-13 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Grant/award (A): 97,000 @ $0 · Grant/award (A): 193,000 (derivative) @ $0 | EDGAR |
| 2026-02-10 | 4 | Wilson John J. Addington — CHIEF OPERATING OFFICER | Sale (S): 4,610 @ $3.78 | EDGAR |
| 2026-02-10 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Sale (S): 12,840 @ $3.78 | EDGAR |
| 2026-02-10 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Sale (S): 6,027 @ $3.78 | EDGAR |
| 2026-02-06 | 4 | Longitude Capital Partners II, LLC — 10% owner Longitude Venture Partners II, L.P. — 10% owner Longitude Prime Partners, LLC — 10% owner Longitude Prime Fund, L.P. — 10% owner ENRIGHT PATRICK G — 10% owner Tammenoms Bakker Juliet — 10% owner | Sale (S): 49,000 @ $3.88 | EDGAR |
| 2026-02-03 | 4 | Longitude Capital Partners II, LLC — 10% owner Longitude Venture Partners II, L.P. — 10% owner Longitude Prime Partners, LLC — 10% owner ENRIGHT PATRICK G — 10% owner Tammenoms Bakker Juliet — 10% owner | Option exercise/expiry (X): 629,032 @ $0.05 · Sale (S): 7,739 @ $4.06 · Sale (S): 46,000 @ $4.54 · Sale (S): 27,500 @ $4.25 · Sale (S): 27,500 @ $4.24 · Option exercise/expiry (X): 500,000 (derivative) @ $0 · +1 more | EDGAR |
| 2025-11-18 | 4 | Malloy Kirk — Director | Gift (G): 40,000 @ $0 | EDGAR |
| 2025-10-21 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Option exercise (M): 3,400 @ $0.75 · Tax withholding (F): 2,072 @ $3.08 · Option exercise (M): 7,833 @ $0.75 · Tax withholding (F): 4,774 @ $3.08 · Option exercise (M): 3,400 (derivative) @ $0 · Option exercise (M): 7,833 (derivative) @ $0 | EDGAR |
| 2025-07-15 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Option exercise (M): 25,145 @ $0 · Sale (S): 11,874 @ $3.33 · Option exercise (M): 25,145 @ $0 · Sale (S): 11,881 @ $3.32 | EDGAR |
| 2025-07-10 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Option exercise (M): 25,144 @ $0 · Sale (S): 10,824 @ $3.51 · Option exercise (M): 25,144 @ $0 · Sale (S): 11,247 @ $3.51 · Option exercise (M): 25,145 @ $0 · Sale (S): 11,617 @ $3.40 | EDGAR |
| 2025-05-27 | 4 | Bika Dafni — Director | Grant/award (A): 50,000 (derivative) @ $0 | EDGAR |
| 2025-05-27 | 4 | LOWENSTEIN INESE — Director | Grant/award (A): 14,300 @ $0 · Grant/award (A): 28,650 (derivative) @ $0 | EDGAR |
| 2025-05-27 | 4 | PEI MELINDA LITHERLAND — Director | Grant/award (A): 14,300 @ $0 · Grant/award (A): 28,650 (derivative) @ $0 | EDGAR |
| 2025-05-27 | 4 | Kollender Richard S — Director | Grant/award (A): 14,300 @ $0 · Grant/award (A): 28,650 (derivative) @ $0 | EDGAR |
| 2025-05-27 | 4 | Malloy Kirk — Director | Grant/award (A): 14,300 @ $0 · Grant/award (A): 28,650 (derivative) @ $0 | EDGAR |
| 2025-05-27 | 4 | RICCIARDI NATALE S — Director | Grant/award (A): 14,300 @ $0 · Grant/award (A): 28,650 (derivative) @ $0 | EDGAR |
| 2025-03-11 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Tax withholding (F): 10,650 @ $2.39 | EDGAR |
| 2025-03-11 | 4 | Wilson John J. Addington — CHIEF OPERATING OFFICER | Tax withholding (F): 9,872 @ $2.39 | EDGAR |
| 2025-03-11 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Tax withholding (F): 7,690 @ $2.39 | EDGAR |
| 2025-02-20 | 4 | Wilson John J. Addington — CHIEF OPERATING OFFICER | Grant/award (A): 44,000 @ $0 · Grant/award (A): 89,000 (derivative) @ $0 | EDGAR |
| 2025-02-20 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Grant/award (A): 365,000 @ $0 · Grant/award (A): 290,000 (derivative) @ $0 | EDGAR |
| 2025-02-20 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Grant/award (A): 160,000 @ $0 · Grant/award (A): 121,000 (derivative) @ $0 | EDGAR |
| 2025-02-13 | 4 | Wilson John J. Addington — CHIEF OPERATING OFFICER | Tax withholding (F): 7,075 @ $2.68 | EDGAR |
| 2025-02-13 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Tax withholding (F): 10,755 @ $2.68 | EDGAR |
| 2025-02-13 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Tax withholding (F): 4,621 @ $2.68 | EDGAR |
| 2025-02-07 | 4 | Wilson John J. Addington — CHIEF OPERATING OFFICER | Tax withholding (F): 4,505 @ $3.10 | EDGAR |
| 2025-02-07 | 4 | Spignesi Robert G. Jr. — PRESIDENT AND CEO, Director | Tax withholding (F): 13,052 @ $3.10 | EDGAR |
| 2025-02-07 | 4 | WIRTJES SEAN M — CHIEF FINANCIAL OFFICER | Tax withholding (F): 5,891 @ $3.10 | EDGAR |
Recent 8-K events — RAPID MICRO BIOSYSTEMS, INC.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-28 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-19 | 8-K | 1.01 — Entry into a Material Definitive Agreement 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-13 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-27 | 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 |
| 2026-03-12 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-13 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-07 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-12 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.02 — Results of Operations and Financial Condition 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 3.02 — Unregistered Sales of Equity Securities 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-06-17 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
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