InsiderTrades

Form 4 for SERA SERA PROGNOSTICS, INC.

Accepted 2026-09-01 17:50:05 ET · period of report 2026-08-31 · accession 0001883387-26-000005 · 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 2026-09-01 17:50 2026-08-31 SERA Gleason Scott CFO A - Grant $0.00 +117.9K 117.9K New $0
D 2026-09-01 17:50 2026-08-31 SERA Gleason Scott CFO A - Grant $0.00 +169.6K 169.6K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-08-31 A A 117,924 $0.00 117,924 D — — (F1) Each share is represented by a restricted stock unit ("RSU"). These RSUs vest over four years as follows: 25% of the original grant amount vests on the first anniversary of the vesting commencement date, which is September 10, 2026, and 1/12 of the remaining amount vests in quarterly installments for three years thereafter, subject to the Reporting Person continuing to provide services to the issuer.
2 Derivative Stock Option (right to buy) 2026-08-31 A A 169,624 $0.00 169,624 D $2.12 · — to 2036-08-31 169,624 Class A Common Stock (F2) These stock options vest over four years as follows: 25% of the original grant amount vests on the first anniversary of the vesting commencement date, which is September 10, 2026, and 1/36 of the remaining amount vests in monthly installments for three years thereafter, subject to the Reporting Person continuing to provide services to the issuer.