WIRTJES SEAN M
SEC insider (Form 3/4/5 filer). CIK 0001289733. CHIEF FINANCIAL OFFICER at RAPID MICRO BIOSYSTEMS, INC. (RPID). 9 reported Form 4/5 transactions since Sep 2024; latest on May 29, 2026. Located in LEXINGTON, MA.
Companies WIRTJES SEAN M has filed insider reports for
- RAPID MICRO BIOSYSTEMS, INC. (RPID): Officer, CHIEF FINANCIAL OFFICER
WIRTJES SEAN M
CIK: 0001289733
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
RAPID MICRO BIOSYSTEMS, INC.
Discretionary Trading P&L
Holdings
Transaction History (9 total)
- May 29, 2026RPID
RAPID MICRO BIOSYSTEMS, INC.
AwardDirect12.8K shares at avg. $1.96$25K - Mar 11, 2026RPID
RAPID MICRO BIOSYSTEMS, INC.
SaleDirect7.5K shares at avg. $4.32$32K - Feb 20, 2026RPID
RAPID MICRO BIOSYSTEMS, INC.
SaleDirect17.3K shares at avg. $3.92$68K - Feb 11, 2026RPID
RAPID MICRO BIOSYSTEMS, INC.
AwardDirect97K shares- - Feb 9, 2026RPID
RAPID MICRO BIOSYSTEMS, INC.
SaleDirect6K shares at avg. $3.78$23K - Mar 9, 2025RPID
RAPID MICRO BIOSYSTEMS, INC.
Tax PaymentDirect7.7K shares at avg. $2.39$18K - Feb 18, 2025RPID
RAPID MICRO BIOSYSTEMS, INC.
AwardDirect160K shares- - Feb 11, 2025RPID
RAPID MICRO BIOSYSTEMS, INC.
Tax PaymentDirect4.6K shares at avg. $2.68$12K - Feb 6, 2025RPID
RAPID MICRO BIOSYSTEMS, INC.
Tax PaymentDirect5.9K shares at avg. $3.10$18K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 29, 2026 | RPID RAPID MICRO BIOSYSTEMS, INC. | Award | 12,787 | $1.96 | $24,999 | Direct |
| Mar 11, 2026 | RPID RAPID MICRO BIOSYSTEMS, INC. | Sale | 7,480 | $4.32 | $32,299 | Direct |
| Feb 20, 2026 | RPID RAPID MICRO BIOSYSTEMS, INC. | Sale | 17,254 | $3.92 | $67,687 | Direct |
| Feb 11, 2026 | RPID RAPID MICRO BIOSYSTEMS, INC. | Award | 97,000 | - | $0 | Direct |
| Feb 9, 2026 | RPID RAPID MICRO BIOSYSTEMS, INC. | Sale | 6,027 | $3.78 | $22,798 | Direct |
| Mar 9, 2025 | RPID RAPID MICRO BIOSYSTEMS, INC. | Tax Payment | 7,690 | $2.39 | $18,379 | Direct |
| Feb 18, 2025 | RPID RAPID MICRO BIOSYSTEMS, INC. | Award | 160,000 | - | - | Direct |
| Feb 11, 2025 | RPID RAPID MICRO BIOSYSTEMS, INC. | Tax Payment | 4,621 | $2.68 | $12,384 | Direct |
| Feb 6, 2025 | RPID RAPID MICRO BIOSYSTEMS, INC. | Tax Payment | 5,891 | $3.10 | $18,262 | Direct |
1-9 of 9 transactions