Form 4 Filing for Coherus Oncology, Inc. - Rita A. Karachun

This filing details transactions by Rita A. Karachun, a director at Coherus Oncology, Inc. On June 5, 2026, Ms. Karachun acquired 30,000 shares of Common Stock through restricted stock units (RSUs) that vest on June 3, 2027. Additionally, she was granted stock options to purchase 60,000 shares of Common Stock at an exercise price of $1.45 per share, with 100% vesting on June 3, 2027. Both the RSUs and stock options are subject to her continued service with the issuer. Ms. Karachun has a direct ownership of these securities following the transactions.