Kalofonos Isabel — SEC Form 4 filings
SEC reporting owner CIK 1975163. 6 Form 4 filings on record with FilingPulse; latest filed 2026-09-01.
Transaction summary — filings shown
Covers all 6 filings on record, filed 2024-02-05 to 2026-09-01. 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 — 2,500 shares, $137,500 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 13.
- Largest priced transaction: sale of 2,500 shares @ $55.00 ($137,500) in Crinetics Pharmaceuticals, Inc., filed 2026-01-07.
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 |
|---|---|---|---|---|---|
| Crinetics Pharmaceuticals, Inc. (CRNX) | Chief Commercial Officer | 4 | — | 1 leg · 2,500 sh · $137,500 | 9 |
| ImmunoGen, Inc. (IMGN) | SVP & CHIEF COMMERCIAL OFFICER | 2 | — | — | 4 |
Form 4 filings — Kalofonos Isabel
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-01 | 4 | Crinetics Pharmaceuticals, Inc. (CRNX) | Disposition to issuer (D): 1,669 @ $85 · Disposition to issuer (D): 34,000 @ $85 · Disposition to issuer (D): 97,500 (derivative) @ $44.41 · Disposition to issuer (D): 55,000 (derivative) @ $41.21 | EDGAR |
| 2026-02-25 | 4 | Crinetics Pharmaceuticals, Inc. (CRNX) | Grant/award (A): 34,000 @ $0 · Grant/award (A): 55,000 (derivative) @ $0 | EDGAR |
| 2026-01-07 | 4 | Crinetics Pharmaceuticals, Inc. (CRNX) | Option exercise (M): 2,500 @ $40.59 · Sale (S): 2,500 @ $55 · Option exercise (M): 2,500 (derivative) @ $0 | EDGAR |
| 2025-01-13 | 4 | Crinetics Pharmaceuticals, Inc. (CRNX) | Grant/award (A): 100,000 (derivative) @ $0 | EDGAR |
| 2024-02-12 | 4 | ImmunoGen, Inc. (IMGN) | Disposition to issuer (D): 284,250 (derivative) · Disposition to issuer (D): 47,375 (derivative) · Disposition to issuer (D): 19,458 (derivative) | EDGAR |
| 2024-02-05 | 4 | ImmunoGen, Inc. (IMGN) | Grant/award (A): 19,458 (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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