ACCO Acco Brands Corporation

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES                                                                                   
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940                       

1. Name and Address of Reporting Person * Monko Cezary L	2. Issuer Name and Ticker or Trading Symbol ACCO BRANDS Corp [ ACCO ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                    _____ 10% Owner __X__ Officer (give title below)    _____ Other (specify below) Exec VP; Pres ACCO Brands EMEA
(Last)          (First)          (Middle) C/O ACCO BRANDS CORPORATION, FOUR CORPORATE DRIVE	3. Date of Earliest Transaction (MM/DD/YYYY) 12/15/2021
(Street) LAKE ZURICH, IL 60047 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units (1)	$0.0	12/15/2021		A		233.23 (2)		4/4/2022	4/4/2022	Common Stock	233.23	$0	25235.78	D
Restricted Stock Units	$0.0	12/15/2021		A		209.84 (2)		3/4/2023	3/4/2023	Common Stock	209.84	$0	22704.66	D
Restricted Stock Units	$0.0	12/15/2021		A		254.98 (2)		3/3/2024	3/3/2024	Common Stock	254.98	$0	27589.24	D

Explanation of Responses:
(1)	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 April 4, 2022 provided the Reporting Person remains employed by the Issuer at that time, subject to acceleration as provided in said Plan.
(2)	Represents Restricted Stock Units (RSUs) acquired pursuant to the dividend equivalent provisions of the Reporting Person's outstanding RSU awards.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Monko Cezary L C/O ACCO BRANDS CORPORATION FOUR CORPORATE DRIVE LAKE ZURICH, IL 60047			Exec VP; Pres ACCO Brands EMEA

Signatures
Pamela R. Schneider, Attorney-in-fact for Cezary L. Monko		12/17/2021
**Signature of Reporting Person		Date