Form 4 Filing for John T. Henderson - CYTOKINETICS INC

This filing details transactions by John T. Henderson, a director at CYTOKINETICS INC (CYTK). On May 27, 2026, Henderson acquired 2,851 shares of Common Stock and was granted a Non-Qualified Stock Option to purchase 4,301 shares of Common Stock. The stock option has an exercise price of $77.15 and an expiration date of May 26, 2036. Following these transactions, Henderson directly owns 78,088 shares of Common Stock. Additionally, 83 shares of Common Stock are held indirectly and owned by his spouse. The filing indicates these transactions were made under a Form 4 filing.