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person · Reporting owner

Wilson Marcus Dean

Disclosed activity across 1 company

Tapewire entity
78801
SEC CIK
0001871726

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Reported relationships

Latest disclosed role at each company.

No relationships currently tracked through insider filings.

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.

No balances currently tracked through insider filings.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

SERA PROGNOSTICS, INC.

Report date June 05, 2025 · Filed June 06, 2025

Section 16 reporting ended · disclosed 2025-06-06. Current position is not established by this disclosure.

No balance rows disclosed in this filing.

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
July 13, 2024 Filed Jul 15, 2024 17:01 UTC SERA PROGNOSTICS, INC. SERA · Entity 304 GrantStock Option (right to buy) · Derivative 10,549 $0.00 Strike: $8.43 $0.00
Disclosure

SEC source: 0001534969-24-000146 · wk-form4_1721077275.xml · derivative · entry 2

Wilson Marcus Dean · CIK 0001871726 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,549

Underlying: Class A Common Stock · 10,549 shares

Expires 2034-07-13

F2 · derivative.exercise_date: Consists of stock options granted pursuant to Sera Prognostics, Inc.'s Non-Employee Director Compensation Policy and its 2021 Equity Incentive Plan. These stock options vest over one year as follows: 1/12 of the original grant amount vests in monthly installments for one year following the vesting commencement date, which is June 6, 2024, subject to the reporting person continuing to provide services to the issuer.

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July 13, 2024 Filed Jul 15, 2024 17:01 UTC SERA PROGNOSTICS, INC. SERA · Entity 304 GrantClass A Common Stock 7,117 $0.00 $0.00
Disclosure

SEC source: 0001534969-24-000146 · wk-form4_1721077275.xml · nonDerivative · entry 1

Wilson Marcus Dean · CIK 0001871726 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,117

F1 · shares: Each share is represented by a restricted stock unit ("RSU"). These RSUs vest over one year as follows: 1/12 of the original grant amount vests in monthly installments for one year following the vesting commencement date, which is June 6, 2024, subject to the reporting person continuing to provide services to the issuer.

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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.