ABM Industries (ABM) director Donald Colleran reports new RSUs and 20,527 shares owned

Rhea-AI Filing Summary

ABM Industries director Donald F. Colleran reported equity-related transactions in the company’s common stock. On January 6, 2026, he received an annual grant of 3,996 restricted stock units (RSUs) as a non-employee director under the 2021 Equity and Incentive Compensation Plan. These RSUs, which represent a contingent right to receive common shares, vest on the first anniversary of the grant date and will accrue dividend equivalent rights.

On the same date, 1,188 shares of common stock were withheld at a price of $43.79 per share, a transaction typically used to cover tax obligations associated with vesting or settlement. After these transactions, Colleran directly beneficially owned 20,527 shares of ABM Industries common stock, including shares acquired through dividend reinvestment transactions that are exempt from Section 16 reporting rules.

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
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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^*

Colleran Donald F

(Last) (First) (Middle)

ONE LIBERTY PLAZA

7TH FL

(Street)

NEW YORK NY 10006

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ABM INDUSTRIES INC /DE/ [ ABM ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/06/2026

4. 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 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
Common Stock	01/06/2026		A		3,996(1)	A	$0.0000	21,715	D
Common Stock	01/06/2026		F		1,188	D	$43.79	20,527(2)	D

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

Explanation of Responses:

1. Annual grant of restricted stock units (RSUs) to non-employee directors granted under the 2021 Equity and Incentive Compensation Plan, representing a contingent right to receive shares of common stock. All such RSUs vest on the first anniversary of the grant date. Dividend equivalent rights (DERs) will accrue.

2. Includes shares acquired pursuant to dividend reinvestment in transactions exempt from Section 16 pursuant to Rule 16a-11

	By: David R. Goldman, by power of attorney	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 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.

FAQ

What insider activity did ABM (ABM) disclose for Donald F. Colleran?

ABM Industries disclosed that director Donald F. Colleran received an annual grant of 3,996 RSUs on January 6, 2026 and had 1,188 shares withheld at $43.79 per share, with his direct holdings totaling 20,527 common shares afterward.

What is the size and vesting schedule of Donald F. Colleran’s new RSU grant at ABM?

Colleran received an annual grant of 3,996 restricted stock units (RSUs) as a non-employee director. All of these RSUs vest on the first anniversary of the January 6, 2026 grant date, and dividend equivalent rights will accrue during the vesting period.

Why were 1,188 ABM (ABM) shares reported with transaction code "F" at $43.79?

The transaction coded "F" reflects 1,188 common shares at a price of $43.79 per share that were disposed of in connection with equity compensation, a type of transaction commonly used to satisfy tax withholding obligations related to awards.

How many ABM Industries shares does Donald F. Colleran own after these Form 4 transactions?

Following the reported transactions on January 6, 2026, Donald F. Colleran directly beneficially owned 20,527 shares of ABM Industries common stock, which includes shares acquired through dividend reinvestment transactions.

What plan governs the RSU grant reported by ABM (ABM) for Donald F. Colleran?

The annual RSU grant to Donald F. Colleran was made under ABM Industries’ 2021 Equity and Incentive Compensation Plan and represents a contingent right to receive shares of common stock, with dividend equivalent rights accruing until vesting.

Do Donald F. Colleran’s ABM holdings include shares from dividend reinvestment?

Yes. The filing notes that his ownership figure includes shares acquired through dividend reinvestment in transactions that are exempt from Section 16 under Rule 16a-11.