Insider Transactions Report

Lee Sung, EVP and Chief Financial Officer of CYTOKINETICS INC (CYTK), reported a series of transactions on June 24, 2026. The transactions involved the acquisition of Common Stock through the exercise of stock options, with the number of shares acquired ranging from 188 to 23,370 and prices per share varying between $44.36 and $48.51. Concurrently, Mr. Sung disposed of 38,730 shares of Common Stock at a price of $82.30 per share. Following these transactions, his post-transaction ownership of Common Stock stands at 63,221 shares. The reported option exercises include both Non-Qualified Stock Options and Incentive Stock Options, with exercise prices ranging from $44.36 to $48.51. The total number of shares acquired via options before this reporting period is not specified, but post-transaction holdings indicate a significant number of options exercised.