Walker Karen Marie — SEC Form 4 filings
SEC reporting owner CIK 2008556. 3 Form 4 filings on record with FilingPulse; latest filed 2025-12-17.
Transaction summary — filings shown
Covers all 3 filings on record, filed 2024-06-10 to 2025-12-17. 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): 1 leg across 1 filing — 23,998 shares, $292,776 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: sale of 23,998 shares @ $12.20 ($292,776) in Kyverna Therapeutics, Inc., filed 2025-12-17.
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) | Chief Technology Officer | 3 | — | 1 leg · 23,998 sh · $292,776 | 6 |
Form 4 filings — Walker Karen Marie
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-12-17 | 4 | Kyverna Therapeutics, Inc. (KYTX) | Option exercise (M): 23,998 @ $4.83 · Sale (S): 23,998 @ $12.20 · Option exercise (M): 23,998 (derivative) @ $0 | EDGAR |
| 2025-04-15 | 4 | Kyverna Therapeutics, Inc. (KYTX) | Grant/award (A): 13,000 @ $0 · Grant/award (A): 80,000 (derivative) @ $0 | EDGAR |
| 2024-06-10 | 4 | Kyverna Therapeutics, Inc. (KYTX) | Option exercise (M): 9,636 @ $4.42 · Option exercise (M): 9,636 (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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