Simson Jake — SEC Form 4 filings
SEC reporting owner CIK 1863094. 12 Form 4 filings on record with FilingPulse; latest filed 2026-06-30.
Transaction summary — filings shown
Covers all 12 filings on record, filed 2024-05-31 to 2026-06-30. 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): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 15.
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 |
|---|---|---|---|---|---|
| Janux Therapeutics, Inc. (JANX) | Director | 3 | — | — | 6 |
| Bicara Therapeutics Inc. (BCAX) | Director | 3 | — | — | 3 |
| Tyra Biosciences, Inc. (TYRA) | Director | 3 | — | — | 3 |
| Septerna, Inc. (SEPN) | Director | 2 | — | — | 2 |
| Parabilis Medicines, Inc. (PBLS) | Director | 1 | — | — | 1 |
Form 4 filings — Simson Jake
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-30 | 4 | Septerna, Inc. (SEPN) | Grant/award (A): 15,000 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | Janux Therapeutics, Inc. (JANX) | Grant/award (A): 5,500 @ $0 · Grant/award (A): 15,500 (derivative) @ $0 | EDGAR |
| 2026-06-11 | 4 | Parabilis Medicines, Inc. (PBLS) | Grant/award (A): 20,215 (derivative) @ $0 | EDGAR |
| 2026-06-10 | 4 | Bicara Therapeutics Inc. (BCAX) | Grant/award (A): 19,475 (derivative) @ $0 | EDGAR |
| 2026-06-01 | 4 | Tyra Biosciences, Inc. (TYRA) | Grant/award (A): 13,160 (derivative) @ $0 | EDGAR |
| 2025-06-20 | 4 | Septerna, Inc. (SEPN) | Grant/award (A): 16,623 (derivative) @ $0 | EDGAR |
| 2025-06-13 | 4 | Janux Therapeutics, Inc. (JANX) | Grant/award (A): 3,750 @ $0 · Grant/award (A): 11,667 (derivative) @ $0 | EDGAR |
| 2025-06-10 | 4 | Bicara Therapeutics Inc. (BCAX) | Grant/award (A): 23,746 (derivative) @ $0 | EDGAR |
| 2025-06-02 | 4 | Tyra Biosciences, Inc. (TYRA) | Grant/award (A): 22,200 (derivative) @ $0 | EDGAR |
| 2024-09-16 | 4 | Bicara Therapeutics Inc. (BCAX) | Grant/award (A): 23,746 (derivative) @ $0 | EDGAR |
| 2024-06-28 | 4 | Janux Therapeutics, Inc. (JANX) | Grant/award (A): 2,500 @ $0 · Grant/award (A): 8,350 (derivative) @ $0 | EDGAR |
| 2024-05-31 | 4 | Tyra Biosciences, Inc. (TYRA) | Grant/award (A): 18,600 (derivative) @ $0 | 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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