ACCO BRANDS Corp

The following table sets forth the beneficial ownership of the Company’s common stock as of March 1, 2025 by the following individuals or entities:

•

each person known to us that owns more than 5% of the outstanding shares of the Company’s common stock;

•

each of our director nominees and named executive officers; and

•

all directors, director nominees named executive officers and all other executive officers of the Company as a group.

Beneficial ownership is determined in accordance with the rules of the SEC. Except as otherwise indicated, each person named in the table has sole voting and investment power with respect to all shares of common stock shown as beneficially owned, subject to applicable community property laws. As of March 1, 2025, 92,265,603 shares of common stock were outstanding. In computing the number of shares of common stock beneficially owned by a person and the percentage ownership of that person, shares of common stock that are subject to RSUs or stock options held by that person that have vested or that will vest or become exercisable on or before April 30, 2025 (within 60 days after March 1, 2025) are deemed outstanding.

94 ACCO BRANDS | 2025 PROXY STATEMENT

• Less than 1%

(1)

Indicates the number of shares of common stock issuable upon the exercise of options exercisable on or before April 30, 2025 (within 60 days after March 1, 2025).

(2)

Indicates the number of shares subject to vested RSUs or RSUs that may vest on or before April 30, 2025 (within 60 days after March 1, 2025). For members of our Board of Directors, these units represent the right to receive one share of common stock upon cessation of service as a director.

(3)

Based solely on a Schedule 13G/A filed with the SEC on January 26, 2024 by BlackRock, Inc., on its own behalf and on behalf of certain affiliates. Of these shares, BlackRock, Inc. has sole voting power over 7,368,102 of the shares and sole dispositive power over all of the shares.

(4)

Based solely on a Schedule 13G/A filed with the SEC on November 12, 2024 by The Vanguard Group. Of these shares, The Vanguard Group does not have sole voting power over any of the shares, has sole dispositive power over 8,880,422 shares, has shared voting power over 264,660 shares, and shared dispositive power over 345,249 shares.

(5)

Based solely on a Schedule 13G filed with the SEC on January 14, 2025 by Allspring Global Investment Holdings, LLC. Of these shares, Allspring Global Investment Holdings, LLC has sole dispositive power over all of the shares and sole voting power with respect to 5,916,154 shares.

(6)

Based solely on a Schedule 13G/A filed with the SEC on February 9, 2024 by Dimensional Fund Advisors LP. Of these shares, Dimensional Fund Advisors LP has sole voting power over 5,690,357 shares and sole dispositive power over all of the shares. Dimensional Fund Advisors LP disclaims beneficial ownership of shares reported as beneficially owned.

(7)

Includes 29,537 shares owned by Mr. Rajkowski's wife.

(8)

Mr. Elisman's holdings are reported as of the date of his retirement from the Company on March 31, 2024, which is the most recent information available to the Company.

(9)

Includes 8,579, 5,156 and 18,042 shares beneficially owned by Mr. Elisman, Ms. Schneider and all directors and officers as a group, respectively, through the Company's 401(k) plans as of January 22, 2025.

ACCO BRANDS | 2025 PROXY STATEMENT 95