HENDERSON JOHN T — SEC Form 4 filings
SEC reporting owner CIK 1226488. 19 Form 4 filings on record with FilingPulse; latest filed 2026-07-16.
Transaction summary — filings shown
Covers all 19 filings on record, filed 2024-01-12 to 2026-07-16. 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): 7 legs across 7 filings — 54,282 shares, $3,781,369 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 29.
- Largest priced transaction: sale of 20,000 shares @ $75.97 ($1,519,400) in CYTOKINETICS INC, filed 2026-05-05.
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 |
|---|---|---|---|---|---|
| CYTOKINETICS INC (CYTK) | Director | 19 | — | 7 legs · 54,282 sh · $3,781,369 | 29 |
Form 4 filings — HENDERSON JOHN T
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-16 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 272 @ $82.62 | EDGAR |
| 2026-05-27 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 2,851 @ $0 · Grant/award (A): 4,301 (derivative) @ $0 | EDGAR |
| 2026-05-05 | 4 | CYTOKINETICS INC (CYTK) | Option exercise (M): 20,000 @ $7.61 · Sale (S): 20,000 @ $75.97 · Option exercise (M): 20,000 (derivative) @ $0 | EDGAR |
| 2026-04-15 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 325 @ $65.37 | EDGAR |
| 2026-01-16 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 334 @ $63.44 | EDGAR |
| 2025-12-02 | 4 | CYTOKINETICS INC (CYTK) | Option exercise (M): 8,750 @ $10 · Sale (S): 8,750 @ $63.90 · Option exercise (M): 8,750 (derivative) @ $0 | EDGAR |
| 2025-10-16 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 338 @ $62.80 | EDGAR |
| 2025-07-16 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 559 @ $38.01 | EDGAR |
| 2025-05-14 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 7,333 @ $0 · Grant/award (A): 10,880 (derivative) @ $0 | EDGAR |
| 2025-04-16 | 4 | CYTOKINETICS INC (CYTK) | Option exercise (M): 20,000 @ $6.21 · Sale (S): 3,190 @ $38.66 · Option exercise (M): 20,000 (derivative) @ $0 | EDGAR |
| 2025-04-16 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 551 @ $38.56 | EDGAR |
| 2025-01-06 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 434 @ $48.93 | EDGAR |
| 2024-12-12 | 4 | CYTOKINETICS INC (CYTK) | Option exercise (M): 1,780 @ $7.37 · Sale (S): 1,780 @ $50.42 · Option exercise (M): 10,092 @ $7.37 · Option exercise (M): 1,780 (derivative) @ $0 · Option exercise (M): 10,092 (derivative) @ $0 | EDGAR |
| 2024-10-03 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 403 @ $52.60 | EDGAR |
| 2024-07-03 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 388 @ $0 | EDGAR |
| 2024-05-16 | 4 | CYTOKINETICS INC (CYTK) | Grant/award (A): 5,600 @ $0 · Grant/award (A): 3,636 (derivative) @ $0 | EDGAR |
| 2024-04-25 | 4 | CYTOKINETICS INC (CYTK) | Sale (S): 10,562 @ $64.54 | EDGAR |
| 2024-02-14 | 4 | CYTOKINETICS INC (CYTK) | Option exercise (M): 5,000 @ $4.44 · Sale (S): 5,000 @ $76.48 · Option exercise (M): 5,000 (derivative) @ $0 | EDGAR |
| 2024-01-12 | 4 | CYTOKINETICS INC (CYTK) | Option exercise (M): 5,000 @ $4.44 · Sale (S): 5,000 @ $85.14 · Option exercise (M): 5,000 (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.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=1226488 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →