SEC Form 4 · accession 0001883387-26-000005
SERA PROGNOSTICS, INC. · SERA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Scott Gleason
Officer — Chief Financial Officer
Period of report
Aug 31, 2026
Accepted (ET)
Sep 1, 2026 · 5:50 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001534969
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Class A Common StockF1 | Aug 31, 2026 | A | 117,924 | $0.00 | A | 117,924 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (right to buy)F2 | $2.12 | Aug 31, 2026 | A | 169,624 | A | — | Aug 31, 2036 | Class A Common Stock | 169,624 | 169,624 | D |
Explanation of responses
- F1Each 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.
- F2These 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.