Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN 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

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1. Name and Address of Reporting Person * LILLIE JAMES E 2. Issuer Name and Ticker or Trading Symbol APi Group Corp [APG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O API GROUP CORP, 1100 OLD HIGHWAY 8 NW 3. Date of Earliest Transaction (Month/Day/Year) 11/09/2026 (Street) NEW BRIGHTON, MN 55112 4. If Amendment, Date 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 (City) (State) (Zip) 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 11/09/2026 S 62,501(1) D $42.45(2) 1,142,258 D Common Stock 11/09/2026 S 287,498(1) D $42.45(2) 8,664,852 I By JTOO LLC(3) Common Stock 15,552 I By Mariposa Acquisition IV, LLC(4)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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

Series A Preferred Stock

(5)

(5)

(5)

Common Stock

1,152,000

1,152,000

I

By Mariposa Acquisition IV, LLC(4)

Restricted Stock Units

(6)

(7)

(7)

Common Stock

4,047

4,047

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
LILLIE JAMES E C/O API GROUP CORP 1100 OLD HIGHWAY 8 NW NEW BRIGHTON, MN 55112	X

Signatures

/s/ Louis B. Lambert, Attorney-in-Fact		11/12/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by JTOO LLC and the Reporting Person on August 10, 2026.
(2)	Represents the weighted average price of the shares sold on November 9, 2026. The prices of the shares sold pursuant to the transactions ranged from $42.00 to $42.82 per share. The Reporting Person or JTOO LLC, upon request, will provide the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares sold at each separate price.
(3)	The shares of Common Stock reported herein are held directly by JTOO LLC, of which Mr. Lillie is the manager.
(4)	The shares of Common Stock and Series A Preferred Stock are held directly by Mariposa Acquisition IV, LLC. JTOO LLC, which is owned by the Lillie 2015 Dynasty Trust, of which Mr. Lillie is the grantor, holds a limited liability company interest in Mariposa Acquisition IV, LLC and, as a result, may be deemed to have a pecuniary interest in 15,552 shares of Common Stock and 1,152,000 shares of Series A Preferred Stock held by Mariposa Acquisition IV, LLC. Mr. Lillie disclaims beneficial ownership of any shares except to the extent of his pecuniary interest therein.
(5)	The Series A Preferred Stock will convert into Common Stock at the option of the holder or automatically as of December 31, 2026.
(6)	Each restricted stock unit represents a contingent right to receive one share of the Issuer's Common Stock.
(7)	These restricted stock units vest on May 15, 2027, which is the one-year anniversary of the grant date, subject to the Reporting Person's continuous service with the Issuer as of the vesting date.

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