Vida Ventures III, L.P. — SEC Form 4 filings
SEC reporting owner CIK 1855504. 2 Form 4 filings on record with FilingPulse; latest filed 2025-09-16.
Transaction summary — filings shown
Covers all 2 filings on record, filed 2024-02-14 to 2025-09-16. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 4 legs across 2 filings — 586,469 shares, $10,568,987 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 8.
- Largest priced transaction: purchase of 252,553 shares @ $22.00 ($5,556,166) in Kyverna Therapeutics, Inc., filed 2024-02-14.
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 |
|---|---|---|---|---|---|
| Kyverna Therapeutics, Inc. (KYTX) | 10% owner | 1 | 2 legs · 253,136 sh · $5,568,992 | — | 4 |
| LB PHARMACEUTICALS INC (LBRX) | 10% owner | 1 | 2 legs · 333,333 sh · $4,999,995 | — | 4 |
Form 4 filings — Vida Ventures III, L.P.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-09-16 | 4 | LB PHARMACEUTICALS INC (LBRX) jointly with Vida Ventures GP III, L.L.C., Vida Ventures III-A, L.P., Belldegrun Arie, Vida Ventures Management Co. LLC | Conversion (C): 547,648 · Conversion (C): 1,262 · Purchase (P): 332,566 @ $15 · Purchase (P): 767 @ $15 · Conversion (C): 13,302,666 (derivative) @ $0 · Conversion (C): 30,667 (derivative) @ $0 | EDGAR |
| 2024-02-14 | 4 | Kyverna Therapeutics, Inc. (KYTX) jointly with Vida Ventures, LLC, Vida Ventures GP III, L.L.C., Vida Ventures III-A, L.P. | Conversion (C): 4,523,924 · Purchase (P): 252,553 @ $22 · Purchase (P): 583 @ $22 · Conversion (C): 4,401,771 (derivative) @ $0 · Conversion (C): 8,830,901 (derivative) @ $0 · Conversion (C): 7,356,162 (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.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=1855504 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →