Form 4 Filing for Arbutus Biopharma Corp

This Form 4 filing details a transaction by Nguyen Tuan, Chief Financial Officer of Arbutus Biopharma Corp. On October 1, 2026, Tuan disposed of 48,081 common shares through a tender offer, with a transaction price of $5.00 per share. Following this transaction, Tuan owns 111,882 common shares directly. The shares were tendered pursuant to the issuer's tender offer, which was accepted for payment on the transaction date. This filing is related to insider transactions and operations.