Aerts Austin — SEC Form 4 filings
SEC reporting owner CIK 1979974. 27 Form 4 filings on record with FilingPulse; latest filed 2026-09-02.
Transaction summary — filings shown
Covers all 27 filings on record, filed 2024-02-07 to 2026-09-02. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 27 legs across 25 filings — 121,485 shares, $642,867 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 4.
- Largest priced transaction: sale of 9,786 shares @ $8.03 ($78,582) in SERA PROGNOSTICS, INC., filed 2024-02-07.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| SERA PROGNOSTICS, INC. (SERA) | Chief Financial Officer | 27 | — | 27 legs · 121,485 sh · $642,867 | 4 |
Form 4 filings — Aerts Austin
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-02 | 4 | SERA PROGNOSTICS, INC. (SERA) | Holdings only — no transactions reported | EDGAR |
| 2026-06-15 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 2,037 @ $2.01 | EDGAR |
| 2026-06-10 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,440 @ $2.08 | EDGAR |
| 2026-03-13 | 4 | SERA PROGNOSTICS, INC. (SERA) | Grant/award (A): 44,215 @ $0 · Grant/award (A): 68,550 (derivative) @ $0 | EDGAR |
| 2026-03-12 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 6,069 @ $1.90 · Sale (S): 1,019 @ $2.04 | EDGAR |
| 2026-03-10 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 674 @ $1.96 | EDGAR |
| 2025-12-11 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 873 @ $3.31 | EDGAR |
| 2025-12-10 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,232 @ $3.04 | EDGAR |
| 2025-11-12 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 6,351 @ $2.62 | EDGAR |
| 2025-09-12 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 915 @ $3.13 | EDGAR |
| 2025-09-09 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,263 @ $3.15 | EDGAR |
| 2025-08-11 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,800 @ $2.54 | EDGAR |
| 2025-06-11 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,735 @ $1.43 · Sale (S): 945 @ $1.48 | EDGAR |
| 2025-05-09 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 6,374 @ $2.44 | EDGAR |
| 2025-03-10 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 4,818 @ $4.12 | EDGAR |
| 2025-03-07 | 4 | SERA PROGNOSTICS, INC. (SERA) | Grant/award (A): 37,650 @ $0 · Sale (S): 540 @ $4.16 · Grant/award (A): 53,810 (derivative) @ $0 | EDGAR |
| 2025-02-14 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,915 @ $4.58 | EDGAR |
| 2025-01-14 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 2,431 @ $8.06 | EDGAR |
| 2024-12-12 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,730 @ $7.41 | EDGAR |
| 2024-11-12 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 7,179 @ $7.32 | EDGAR |
| 2024-09-10 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,056 @ $7.57 | EDGAR |
| 2024-08-08 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 6,760 @ $7.42 | EDGAR |
| 2024-06-11 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 5,415 @ $8.11 | EDGAR |
| 2024-05-10 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 6,592 @ $9.59 | EDGAR |
| 2024-03-26 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 8,092 @ $9.37 | EDGAR |
| 2024-03-07 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 444 @ $9.02 | EDGAR |
| 2024-02-07 | 4 | SERA PROGNOSTICS, INC. (SERA) | Sale (S): 9,786 @ $8.03 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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