InsiderTrades

Form 4 for RPID RAPID MICRO BIOSYSTEMS, INC.

Accepted 2026-03-02 00:00:00 ET · period of report 2026-02-27 · accession 0001107158-26-000002 · 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
D 2026-03-02 2026-02-27 RPID RICCIARDI NATALE S Dir M - OptEx $0.75 +842 29.4K +3% +$631.50
D 2026-03-02 2026-02-27 RPID RICCIARDI NATALE S Dir M - OptEx $0.75 -842 0 -100% -$631.50

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-02-27 M A 842 $0.75 29,442 D — —
2 Derivative Stock Option (Right to Buy) 2026-02-27 M D 842 $0.75 0 D $0.75 · — to 2026-03-10 842 Class A Common Stock (F1) The option is fully vested and exercisable.