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* Steinberg Steven Joseph (Last) (First) (Middle) C/O RB GLOBAL, INC. 2 WESTBROOK CORPORATE CENTER (Street) WESTCHESTER ILLINOIS 60154 (City) (State) (Zip) UNITED STATES (Country)	2. Date of Event Requiring Statement (Month/Day/Year) 10/07/2026	3. Issuer Name and Ticker or Trading Symbol RB GLOBAL INC. [ RBA ]
		3a. Foreign Trading Symbol	5. If Amendment, Date of Original Filed (Month/Day/Year)
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Chief Financial Officer	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 Shares	511	I	Employee Stock Purchase Plan
Common Shares	10,000	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
Restricted Share Unit (2024 RSUs)	(1)	(1)	Common Shares	478	(2)	D
Restricted Share Unit (2025 RSUs)	(4)	(4)	Common Shares	9,123	(2)	D
Restricted Share Unit (2026 RSUs)	(5)	(5)	Common Shares	843	(2)	D
Employee Stock Option (Right to Buy)	03/05/2020(3)	03/05/2030	Common Shares	8,628	$40.64	D
Employee Stock Option (Right to Buy)	02/25/2021(3)	02/25/2031	Common Shares	5,946	$54.83	D
Employee Stock Option (Right to Buy)	03/15/2022(3)	03/15/2032	Common Shares	5,276	$57.7	D

Explanation of Responses:

1. The RSUs vest in three equal annual installments beginning March 15, 2025. The common shares underlying vested RSUs will be released to the reporting person, net of tax.

2. Each RSU represents a contingent right to receive one RBA common share or the economic equivalent thereof.

3. The date reflected is the initial grant date. The options were subject to a vesting schedule at the time of grant but are fully vested as of the date of this Form 3 report.

4. The RSUs vest in three equal installments beginning March 14, 2026. The common shares underlying vested RSUs will be released to the reporting person, net of tax.

5. The RSUs vest in equal annual installments beginning March 13, 2027. The common shares underlying vested RSUs will be released to the reporting person, net of tax.

	/s/ Maria Teresa Punsalan, attorney-in-fact for Steven Joseph Steinberg	10/19/2026
	** 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.
* Form 3: SEC 1473 (03-26)