CYTOKINETICS INC — Director's Dealing 2025

Dec 5, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CYTOKINETICS INC (CYTK)
CIK: 0001061983
Period of Report: 2025-12-03

Reporting Person: Lee Sung (EVP, Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-03	Common Stock	F	1560	$65.02	Disposed	67917	Direct

Footnotes

F1: Sell to cover transaction for tax withholding upon vesting of Performance Stock Units granted earned on December 2, 2024.