Form 4 Tracker
Sean M Wirtjes

CHIEF FINANCIAL OFFICER · 5 filings · Latest: May 29, 2026

RAPID MICRO BIOSYSTEMS, INC.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
RPID
Sean M WirtjesCHIEF FINANCIAL OFFICERMar 11, 2026
Sale
$4.327,480$32.3K556,194
RPID
WIRTJES SEAN MMar 11, 2026
Proposed Sale
$4.327,480$32.3K
RPID
Sean M WirtjesCHIEF FINANCIAL OFFICERFeb 20, 2026
Sale
$3.9217,254$67.7K563,674
RPID
WIRTJES SEAN MFeb 20, 2026
Proposed Sale
$3.9217,254$67.7K
RPID
Sean M WirtjesCHIEF FINANCIAL OFFICERFeb 9, 2026
Sale
$3.786,027$22.8K483,928
RPID
WIRTJES SEAN MFeb 9, 2026
Proposed Sale
$3.786,027$22.8K