Aerts Austin 4
4 · SERA PROGNOSTICS, INC. · Filed Mar 13, 2026
Research Summary
AI-generated summary of this filing
Sera Prognostics (SERA) CFO Austin Aerts Receives Equity Awards
What Happened Austin Aerts, Chief Financial Officer of Sera Prognostics, received two equity awards reported on a Form 4 dated 2026-03-13 for transactions on 2026-03-12. The filing shows (1) 44,215 restricted stock units (RSUs) acquired at $0.00 (reported value $0) and (2) 68,550 derivative awards (stock options/option-like units) acquired at $0.00 (reported value $0). These are grants (code A) — not open-market purchases or sales — and involve no immediate cash outlay.
Key Details
- Transaction date: 2026-03-12; Form 4 filed 2026-03-13 (appears timely).
- Grant details:
- 44,215 RSUs (F1) — vest over four years starting March 10, 2026; 1/16 of original grant vests in quarterly installments for four years.
- 68,550 derivative awards/options (F2) — vest over four years starting March 10, 2026; 1/48 of original grant vests monthly for four years.
- Reported acquisition price: $0.00 for both grants (common for compensation awards).
- Shares owned after the transaction: Not specified in the provided filing excerpt.
- Transaction code: A = Award/Grant. No 10b5-1 plan, tax-withholding, or late-filing flags noted in the excerpt.
Context These are standard compensation/retention awards for an executive and will vest over time conditioned on continued service. For the derivative award, vesting is monthly over four years (F2); for the RSUs, vesting is quarterly over four years (F1). Because these are grants (not sales or open-market purchases), they do not by themselves indicate a purchase-based bullish signal or a sale-based liquidity event — they reflect compensation and future ownership potential.
Insider Transaction Report
- Award
Class A Common Stock
[F1]2026-03-12+44,215→ 308,667 total - Award
Stock Option (right to buy)
[F2]2026-03-12+68,550→ 68,550 totalExercise: $1.99Exp: 2036-03-12→ Class A Common Stock (68,550 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.