Form4insider filings, from the source

Company · CIK 0001380106 · SIC 3826 — Laboratory Analytical Instruments · Nasdaq

RAPID MICRO BIOSYSTEMS, INC. · RPID

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 24, 2026 MForm 4 →Jul 24, 6:31 pm EDTRichard S KollenderDirector3,508$0.75$2,631133,826—
Jul 22, 2026 MForm 4 →Jul 24, 6:29 pm EDTRobert G. Spignesi Jr.PRESIDENT AND CEO, Director1,402$0.75$1,0521,191,973—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 24, 2026 MForm 4 →Jul 24, 6:31 pm EDTRichard S KollenderDirector3,508——0—
Jul 22, 2026 MForm 4 →Jul 24, 6:29 pm EDTRobert G. Spignesi Jr.PRESIDENT AND CEO, Director1,402——0—