ACCO Brands director granted 2,538.9 RSUs

Non-employee director Joseph B. Burton received a deferred RSU award that increases his ACCO equity-based holdings.

Rhea-AI Filing Summary

ACCO BRANDS Corp (symbol: ACCO) is the issuer of record for a Form 4 filing submitted to the SEC. BURTON JOSEPH B reported acquisition or exercise transactions in this Form 4 filing.

ACCO BRANDS Corp (ACCO) reported that director Joseph B. Burton received a grant of 2,538.9 Restricted Stock Units (RSUs) on September 9, 2026 under the company’s Incentive Plan. Following this award, he holds 148,780.09 RSUs directly. Each RSU represents one share of common stock, deliverable upon his death, disability, or when his board service ends, and has been deferred under ACCO’s Deferred Compensation Plan for Non-Employee Directors.

Insider Trade Summary

Grant/Award: 2,538.9 shares

Grant/Award 1 txn

Insider BURTON JOSEPH B

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units F1	2,538.9	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 148,780.09 contracts (Direct)

Footnotes (1)

1. F1. Restricted Stock Units (RSUs) granted under the Issuer's Incentive Plan. RSUs are immediately vested or vest on the one year anniversary of the grant date, but in either case, have been deferred under the Issuer's Deferred Compensation Plan for Non-Employee Directors. Each RSU represents the right to receive one share of the Issuer's common stock upon the earlier of the date of the reporting person's death or disability, or cessation of service as a member of the Board of Directors.

Key Figures

RSUs granted: 2,538.9 units Transaction price per RSU: $0.00 RSUs held after transaction: 148,780.09 units +1 more

4 metrics

RSUs granted 2,538.9 units Restricted Stock Units granted to Joseph B. Burton on September 9, 2026

Transaction price per RSU $0.00 Compensation-related RSU grant, not a market purchase

RSUs held after transaction 148,780.09 units Total Restricted Stock Units directly held by Joseph B. Burton after grant

RSU-to-share conversion ratio 1.0 share per RSU Each RSU represents the right to receive one share of ACCO common stock

Key Terms

Restricted Stock Units, Incentive Plan, Deferred Compensation Plan for Non-Employee Directors, cessation of service

4 terms

Restricted Stock Units financial

"Restricted Stock Units (RSUs) granted under the Issuer's Incentive Plan."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Incentive Plan financial

"Restricted Stock Units (RSUs) granted under the Issuer's Incentive Plan."

Deferred Compensation Plan for Non-Employee Directors financial

"have been deferred under the Issuer's Deferred Compensation Plan for Non-Employee Directors."

cessation of service financial

"upon the earlier of the date of the reporting person's death or disability, or cessation of service"

FAQ

What insider transaction did ACCO director Joseph B. Burton report on this Form 4 for ACCO?

He reported a grant of 2,538.9 Restricted Stock Units on September 9, 2026 under ACCO’s Incentive Plan, each representing one share of common stock deliverable at death, disability, or cessation of board service.

How many ACCO RSUs does Joseph B. Burton hold after this reported grant?

After the grant, Joseph B. Burton holds 148,780.09 Restricted Stock Units directly. These RSUs are deferred and each represents the right to receive one share of ACCO common stock upon specified future events.

What are the vesting terms of the RSUs granted to Joseph B. Burton at ACCO?

The RSUs are immediately vested or vest on the one-year anniversary of the grant date, and in either case are deferred under ACCO’s Deferred Compensation Plan for Non-Employee Directors until death, disability, or cessation of board service.

When will Joseph B. Burton receive ACCO common stock for these RSUs?

Each RSU represents the right to receive one share of ACCO common stock upon the earlier of Joseph B. Burton’s death, disability, or when he ceases to serve as a member of the Board of Directors.

Was Joseph B. Burton’s ACCO RSU grant made under a Rule 10b5-1 trading plan?

No. The Form 4’s Rule 10b5-1 checkbox is not marked as affirming a trading plan, and the footnotes do not state that this RSU grant was made pursuant to a Rule 10b5-1 plan.

Did Joseph B. Burton pay a purchase price for the ACCO RSUs granted?

No. The Form 4 lists a transaction price per unit of $0.00 for the 2,538.9 Restricted Stock Units, indicating this was a compensation-related grant rather than a purchase in the market.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 09/10/2026 - 03:25 PM Accepted by SEC EDGAR 09/10/2026 - 03:25 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

BURTON JOSEPH B

(Last) (First) (Middle)

C/O ACCO BRANDS CORPORATION

(Street)

LAKE ZURICH ILLINOIS 60047

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/09/2026

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

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

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

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction 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 Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction 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 (Month/Day/Year)		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: 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	$0	09/09/2026		A		2,538.9		(1)	(1)	Common Stock	2,538.9	$0	148,780.09	D

Explanation of Responses:

1. Restricted Stock Units (RSUs) granted under the Issuer's Incentive Plan. RSUs are immediately vested or vest on the one year anniversary of the grant date, but in either case, have been deferred under the Issuer's Deferred Compensation Plan for Non-Employee Directors. Each RSU represents the right to receive one share of the Issuer's common stock upon the earlier of the date of the reporting person's death or disability, or cessation of service as a member of the Board of Directors.

	/s/ Kathryn D. Ingraham, attorney-in-fact for Joseph B. Burton	09/10/2026
	** 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 4 (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.
* Form 4: SEC 1474 (03-26)