[Form 3] Brookfield Business Partners L.P. Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

Brookfield Business Partners L.P. director John Stewart Lacey filed an initial ownership report. He holds 18,700 Non-Voting Limited Partnership Units directly and 9,350 Class A Exchangeable Subordinate Voting Shares of Brookfield Business Corporation, which are exchangeable one-for-one into additional Non-Voting Limited Partnership Units or their cash equivalent.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider LACEY JOHN STEWART

Role Director

Type	Security	Shares	Price	Value
holding	Class A Exchangeable Subordinate Voting Shares	--	--	--
holding	Non-Voting Limited Partnership Units	--	--	--

Holdings After Transaction: Class A Exchangeable Subordinate Voting Shares — 9,350 shares (Direct); Non-Voting Limited Partnership Units — 18,700 shares (Direct)

Footnotes (1)

1. F1. Represents Class A Exchangeable Subordinate Voting Shares of Brookfield Business Corporation which are exchangeable into Non-Voting Limited Partnership Units of Brookfield Business Partners L.P. on a one-for-one basis (subject to adjustment to reflect certain capital events) or its cash equivalent (the form of payment to be determined at the election of Brookfield Business Partners L.P.).

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Accepted by SEC EDGAR 03/18/2026 - 04:30 PM Learn about SEC filing dates

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^*

LACEY JOHN STEWART

(Last) (First) (Middle)

C/O BROOKFIELD BUSINESS PARTNERS L.P.

73 FRONT STREET, FIFTH FLOOR

(Street)

HAMILTON HM 12

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Brookfield Business Partners L.P. [ BBU ]

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)

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

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)
Non-Voting Limited Partnership Units	18,700	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
Class A Exchangeable Subordinate Voting Shares(1)	(1)	(1)	Non-Voting Limited Partnership Units	9,350	(1)	D

Explanation of Responses:

1. Represents Class A Exchangeable Subordinate Voting Shares of Brookfield Business Corporation which are exchangeable into Non-Voting Limited Partnership Units of Brookfield Business Partners L.P. on a one-for-one basis (subject to adjustment to reflect certain capital events) or its cash equivalent (the form of payment to be determined at the election of Brookfield Business Partners L.P.).

Remarks:

Exhibit List - Exhibit 24 - Power of Attorney

	/s/ Arin Jonathan Silber, Attorney-in-Fact	03/18/2026
	** 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)