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person · Reporting owner

Bika Dafni

Disclosed activity across 1 company

Tapewire entity
44313
SEC CIK
0002070373

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
RAPID MICRO BIOSYSTEMS, INC.RPID · Entity 6966DirectorMay 21, 2026May 26, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

RAPID MICRO BIOSYSTEMS, INC.

Report date May 21, 2026 · Filed May 26, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Class A Common StockSEC Table I · non-derivativeDirect19,300 Reported balance After 2026-05-21 transaction · row 1
1 source row

Row 1 · 2026-05-21 · Grant · Acquired 19,300 · Balance 19,300

F1: Grant of restricted stock units ("RSUs") that vests in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date.

Stock Option (Right to Buy)SEC Table II · derivative / convertible security · Conversion / exercise price $2.07 · Expires 2036-05-20Direct38,700 Reported balance After 2026-05-21 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2026-05-21 · Grant · Acquired 38,700 · Balance 38,700

F2: The option shall vest and become exercisable in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date.

Filing footnotes · ownership attribution and instrument terms

F1: Grant of restricted stock units ("RSUs") that vests in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date.

F2: The option shall vest and become exercisable in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
May 21, 2026 Filed May 26, 2026 23:24 UTC RAPID MICRO BIOSYSTEMS, INC. RPID · Entity 6966 GrantStock Option (Right to Buy) · Derivative 38,700 $0.00 Strike: $2.07 $0.00
Disclosure

SEC source: 0002070373-26-000003 · wk-form4_1779837876.xml · derivative · entry 2

Bika Dafni · CIK 0002070373 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,700

Underlying: Class A Common Stock · 38,700 shares

Expires 2036-05-20

F2 · derivative.exercise_date: The option shall vest and become exercisable in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date.

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May 21, 2026 Filed May 26, 2026 23:24 UTC RAPID MICRO BIOSYSTEMS, INC. RPID · Entity 6966 GrantClass A Common Stock 19,300 $0.00 $0.00
Disclosure

SEC source: 0002070373-26-000003 · wk-form4_1779837876.xml · nonDerivative · entry 1

Bika Dafni · CIK 0002070373 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,300

F1 · shares: Grant of restricted stock units ("RSUs") that vests in full on the earlier of (i) the first anniversary of the Grant Date, or (ii) the day immediately prior to the date of the next annual meeting of the stockholders of the Company provided that the Reporting Person remains in continuous service on such vesting date.

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May 22, 2025 Filed May 28, 2025 00:31 UTC RAPID MICRO BIOSYSTEMS, INC. RPID · Entity 6966 GrantStock Option (Right to Buy) · Derivative 50,000 $0.00 Strike: $3.15 $0.00
Disclosure

SEC source: 0001380106-25-000139 · wk-form4_1748392267.xml · derivative · entry 1

Bika Dafni · CIK 0002070373 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,000

Underlying: Class A Common Stock · 50,000 shares

Expires 2035-05-21

F1 · derivative.exercise_date: This option vests and becomes exercisable, subject to the Reporting Person's continued service on the Issuer's Board, in 36 substantially equal monthly installments with the first installment vesting on June 22, 2025.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.