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SERA PROGNOSTICS, INC.·4

Mar 13, 6:28 PM ET

Lindgardt Zhenya 4

4 · SERA PROGNOSTICS, INC. · Filed Mar 13, 2026

Research Summary

AI-generated summary of this filing

Updated

SERA CEO Zhenya Lindgardt Receives Stock Awards

What Happened

  • Zhenya Lindgardt, CEO of Sera Prognostics (SERA), received two awards reported on 2026-03-12: 154,440 restricted stock units (RSUs) and 239,442 derivative awards. Both grants were reported at $0.00 per share (awards, not purchases), with no cash paid by the reporting person.

Key Details

  • Transaction date: 2026-03-12; Form filed 2026-03-13 (timely).
  • Grant amounts and prices: 154,440 RSUs @ $0.00; 239,442 derivative awards @ $0.00.
  • Vesting (footnotes): RSUs vest over 4 years — 1/16 of original grant vests in quarterly installments beginning March 10, 2026. Derivative awards vest over 4 years — 1/48 vests monthly beginning March 10, 2026.
  • Shares owned after the transaction: not disclosed in the filing.
  • Filing timeliness: filed promptly (no late filing flag).

Context

  • RSUs represent a promise to deliver shares as they vest; derivative awards typically reflect stock options or similar instruments that vest over time (the filing indicates a multi-year vesting schedule). These awards are part of compensation and do not indicate an immediate market purchase or sale.

Insider Transaction Report

Form 4
Period: 2026-03-12
SERA PROGNOSTICS, INC.SERA
Lindgardt Zhenya
DirectorChief Executive Officer
Transactions
  • Award

    Class A Common Stock

    [F1]
    2026-03-12+154,440→ 892,754 total
  • Award

    Stock Option (right to buy)

    [F2]
    2026-03-12+239,442→ 239,442 total
    Exercise: $1.99Exp: 2036-03-12→ Class A Common Stock (239,442 underlying)
Footnotes (2)
  • [F1]Each share is represented by a restricted stock unit ("RSU"). These RSUs vest over four years as follows: 1/16 of the original grant amount vests in quarterly installments for four years following the vesting commencement date, which is March 10, 2026, subject to the Reporting Person continuing to provide services to the issuer.
  • [F2]These stock options vest over four years as follows: 1/48 of the original grant amount vests in monthly installments for four years following the vesting commencement date, which is March 10, 2026, subject to the Reporting Person continuing to provide services to the issuer.
Signature
/s/ Benjamin G. Jackson, Attorney-in-fact|2026-03-13

Documents

1 file
  • 4
    ownership.xmlPrimary

    4