[Form 3] Acco Brands Corporation Initial Statement of Beneficial Ownership

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Peters John

(Last) (First) (Middle)

C/O ACCO BRANDS

(Street)

LAKE ZURICH IL 60047

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
07/01/2025

3. Issuer Name and Ticker or Trading Symbol
ACCO BRANDS Corp [ ACCO ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP ACCO Brands, Pres. No. Ame

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	10,696	D
Common Stock	557	I	in 401(k) Plan

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)(1)	03/06/2022	03/06/2026	Common Stock	4,610	$9.04	D
Stock Option (Right to Buy)(2)	03/04/2023	03/04/2030	Common Stock	14,074	$8.29	D
Stock Option (Right to Buy)(2)	03/03/2024	03/03/2031	Common Stock	13,856	$8.42	D
Stock Option (Right to Buy)(2)	03/02/2025	03/02/2032	Common Stock	14,776	$8.46	D
Restricted Stock Units(3)	03/14/2026	03/14/2026	Common Stock	15,356	$0	D
Restricted Stock Units(4)	03/12/2027	03/12/2027	Common Stock	18,657	$0	D
Restricted Stock Units(5)	03/11/2028	03/11/2028	Common Stock	20,704	$0	D

Explanation of Responses:

1. Nonqualified employee stock options granted under the Issuer's Incentive Plan. One-third of original grant vests annually. Options expire seven years from the grant date, if not earlier terminated or exercised in full, subject to acceleration as provided in said Plan.

2. Nonqualified employee stock options granted under the Issuer's Incentive Plan. One-third of original grant vests annually. Options expire ten years from the grant date, if not earlier terminated or exercised in full, subject to acceleration as provided in said Plan.

3. Restricted Stock Units (RSUs) granted under the Issuer's Incentive Plan. Each RSU represents the right to receive one share of the Issuer's common stock on March 14, 2026, provided that the Reporting Person remains employed by the Issuer at that time, subject to acceleration as provided in said Plan.

4. Restricted Stock Unites (RSUs) granted under the Issuer's Incentive Plan. Each RSU represents the right to receive one share of the Issuer's common stock March 12, 2027, provided that the Reporting Person remains employed by the Issuer at that time, subject to acceleration as provided in said Plan.

5. Restricted Stock Units (RSUs) granted under the Issuer's Incentive Plan. Each RSU represents the right to receive one share of the Issuer's common stock on March 11, 2028, provided that the Reporting Person remains employed by the Issuer at that time, subject to acceleration as provided in said Plan.

	Pamela R. Schneider, attorney-in-fact for John Peters	07/02/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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