[Form 3] ACCO BRANDS Corp Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

ACCO Brands executive Ard-Jen Spijkervet, SVP ACCO Brands & President International, reports his beneficial ownership of company securities. He holds 21,339 shares of ACCO Brands common stock directly. He also holds several nonqualified employee stock options granted under the company’s incentive plan, covering 11,523, 12,566, 16,826, and 14,776 shares at exercise prices between $8.29 and $9.04, with expirations from 2026 through 2032 and one-third vesting annually. In addition, he has restricted stock units for 16,790, 15,646, and 16,444 shares that each convert into one share of common stock on March 14, 2026, March 12, 2027, and March 11, 2028 if he remains employed, subject to possible acceleration under the plan.

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Spijkervet Ard-Jen

(Last) (First) (Middle)

C/O ACCO BRANDS

FOUR CORPORATE DRIVE

(Street)

LAKE ZURICH IL 60047

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
01/01/2026

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 Intl

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	21,339	D

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)	03/06/2020(1)	03/06/2026(1)	Common Stock	11,523	$9.04	D
Stock Option (Right to Buy)	03/04/2021(2)	03/04/2030(2)	Common Stock	12,566	$8.29	D
Stock Option (Right to Buy)	03/03/2022(2)	03/03/2031(2)	Common Stock	16,826	$8.42	D
Stock Option (Right to Buy)	03/02/2023(2)	03/02/2032(2)	Common Stock	14,776	$8.46	D
Restricted Stock Units	03/14/2026(3)	03/14/2026(3)	Common Stock	16,790	$0	D
Restricted Stock Units	03/12/2027(4)	03/12/2027(4)	Common Stock	15,646	$0	D
Restricted Stock Units	03/11/2028(5)	03/11/2028(5)	Common Stock	16,444	$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.

	/s/ Kathryn D. Ingraham, attorney-in-fact for Ard-Jen Spijkervet	01/08/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.