Form 4 Tracker
John T Henderson

Director · 5 filings · Latest: Jul 15, 2026

CYTOKINETICS INC
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
CYTK
JOHN HENDERSON—May 5, 2026
Proposed Sale
$66.0520,000$1.3M—
CYTK
John T HendersonDirectorMay 5, 2026
Sale
$75.9720,000$1.5M75,237
CYTK
John T HendersonDirectorMay 5, 2026
Option Exercise
$7.6120,000$152.2K95,237
CYTK
JOHN T HENDERSON—Dec 2, 2025
Proposed Sale
$66.058,750$577.9K—
CYTK
JOHN T. HENDERSON—Apr 15, 2025
Proposed Sale
$39.813,190$127.0K—
CYTK
JOHN T. HENDERSON—Dec 11, 2024
Proposed Sale
$50.551,780$90.0K—