Castelein Caley — SEC Form 4 filings
SEC reporting owner CIK 1355758. 9 Form 4 filings on record with FilingPulse; latest filed 2026-06-15.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-06-07 to 2026-06-15. 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, …): 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 |
|---|---|---|---|---|---|
| Tourmaline Bio, Inc. (TRML) | Director | 4 | — | — | 8 |
| Whitehawk Therapeutics, Inc. (WHWK) | Director | 5 | — | — | 6 |
Form 4 filings — Castelein Caley
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-15 | 4 | Whitehawk Therapeutics, Inc. (WHWK) | Grant/award (A): 38,040 (derivative) @ $0 | EDGAR |
| 2026-05-18 | 4 | Whitehawk Therapeutics, Inc. (WHWK) | Grant/award (A): 255,102 @ $3.92 · Grant/award (A): 2,072,756 (derivative) @ $8,124,996.24 | EDGAR |
| 2025-10-28 | 4 | Tourmaline Bio, Inc. (TRML) | Code (U): 515,997 · Code (U): 431,939 · Disposition to issuer (D): 10,000 (derivative) · Disposition to issuer (D): 10,000 (derivative) · Disposition to issuer (D): 16,800 (derivative) | EDGAR |
| 2025-10-17 | 4 | Tourmaline Bio, Inc. (TRML) | Gift (G): 522 @ $0 | EDGAR |
| 2025-06-16 | 4 | Whitehawk Therapeutics, Inc. (WHWK) | Grant/award (A): 40,006 (derivative) @ $0 | EDGAR |
| 2025-06-06 | 4 | Tourmaline Bio, Inc. (TRML) | Grant/award (A): 16,800 (derivative) @ $0 | EDGAR |
| 2025-03-04 | 4 | Aadi Bioscience, Inc. (AADI) | Grant/award (A): 1,666,000 @ $2.40 | EDGAR |
| 2024-06-14 | 4 | Aadi Bioscience, Inc. (AADI) | Grant/award (A): 45,832 (derivative) @ $0 | EDGAR |
| 2024-06-07 | 4 | Tourmaline Bio, Inc. (TRML) | Grant/award (A): 10,000 (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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