ACCO BRANDS Corp - Form 4 Filing Summary

This filing reports on a transaction involving Graciela Monteagudo, a director at ACCO BRANDS Corp. On May 19, 2026, Ms. Monteagudo was granted 32,809 Restricted Stock Units (RSUs) under the company's Incentive Plan. These RSUs are immediately vested but deferred under the company's Deferred Compensation Plan for Non-Employee Directors. Each RSU represents the right to receive one share of ACCO BRANDS Corp common stock upon the occurrence of certain events, including the reporting person's death or disability, or cessation of service as a Board member. Following this transaction, Ms. Monteagudo holds 234,537.85 shares. The reporting owner is Graciela Monteagudo, C/O ACCO BRANDS CORPORATION, LAKE ZURICH, IL, 60047. The filing is a Form 4, with the signature date of May 20, 2026.