Form 4 Filing for WENDELL WIEREnga - CYTOKINETICS INC

This filing details a transaction by Wendell Wierenga, a director at CYTOKINETICS INC (CYTK). On July 15, 2026, Mr. Wierenga acquired 75 shares of common stock under the company's Equity in Lieu of Cash Retainer Program. These shares are fully vested at the time of grant. The acquisition price was $82.62 per share. Following this transaction, Mr. Wierenga holds a total of 35,563 shares. The transaction code "A" indicates an acquisition, and the ownership is direct.