InsiderTrades

Form 4 for SERA SERA PROGNOSTICS, INC.

Accepted 2025-10-15 00:00:00 ET · period of report 2025-10-15 · accession 0001193125-25-240530 · 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 2025-10-15 2025-10-15 SERA Inglis Tiffany Eul Davis Chief Medical Off A - Grant $0.00 +75.0K 75.0K New $0
D 2025-10-15 2025-10-15 SERA Inglis Tiffany Eul Davis Chief Medical Off A - Grant $0.00 +107.0K 107.0K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2025-10-15 A A 75,000 $0.00 75,000 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 October 10, 2025, 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) 2025-10-15 A A 107,000 $0.00 107,000 D $3.13 · — to 2035-10-15 107,000 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 October 10, 2025, 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.