InsiderTrades

Form 4 for RPID RAPID MICRO BIOSYSTEMS, INC.

Accepted 2026-03-12 00:00:00 ET · period of report 2026-03-10 · accession 0001853904-26-000013 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-03-12 2026-03-10 RPID Spignesi Robert G. Jr. Pres AND CEO, Dir S - Sale $4.11 -17.9K 1.17M -2% -$73.7K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-03-10 S D 17,922 $4.11 1,169,848 D — — (F1) Represents the automatic sale of stock to cover the associated tax obligations with the vesting of restricted stock units.