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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(Print or Type Responses)

1. Name and Address of Reporting Person * Pierce Tina 2. Issuer Name and Ticker or Trading Symbol Solstice Advanced Materials Inc. [SOLS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) SVP and CFO (Last) (First) (Middle) C/O SOLSTICE ADVANCED MATERIALS INC., 115 TABOR ROAD 3. Date of Earliest Transaction (Month/Day/Year) 02/23/2026 (Street) MORRIS PLAINS, NJ 07950 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 02/23/2026 M 5,874 A (1) 8,484(2) D Common Stock 02/23/2026 F 2,792(3) D $79.29 5,692 D

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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
Restricted Stock Units	(1)	02/23/2026		M			5,874	(4)	(4)	Common Stock	5,874	$ 0	0	D
Restricted Stock Units	(1)	02/24/2026		A		9,961		(5)	(5)	Common Stock	9,961	$ 0	9,961	D
Restricted Stock Units	(1)							(6)	(6)	Common Stock	29,586		29,586	D
Restricted Stock Units	(1)							(7)	(7)	Common Stock	5,281		5,281	D
Restricted Stock Units	(1)							(8)	(8)	Common Stock	3,256		3,256	D
Restricted Stock Units	(1)							(9)	(9)	Common Stock	3,136		3,136	D
Restricted Stock Units	(1)							(10)	(10)	Common Stock	5,767		5,767	D
Restricted Stock Units	(1)							(11)	(11)	Common Stock	9,075		9,075	D
Restricted Stock Units	(1)							(12)	(12)	Common Stock	5,223		5,223	D
Stock Option (Right to buy)	$44.95							(13)	02/10/2032	Common Stock	8,636		8,636	D
Stock Option (Right to buy)	$46.03							(14)	02/22/2033	Common Stock	13,899		13,899	D
Stock Option (Right to buy)	$46.79							(15)	02/28/2034	Common Stock	21,808		21,808	D
Stock Option (Right to buy)	$50.59							(16)	03/02/2035	Common Stock	25,134		25,134	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Pierce Tina C/O SOLSTICE ADVANCED MATERIALS INC. 115 TABOR ROAD MORRIS PLAINS, NJ 07950			SVP and CFO

Signatures

/s/ Jay Shah for Tina Pierce		02/25/2026
**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)	Each restricted stock unit ("RSU") represents a contingent right to receive one share of Solstice Advanced Materials Inc. (the "Issuer") common stock.
(2)	Includes shares received in connection with the spin-off of the Issuer from Honeywell International Inc.
(3)	Represents shares withheld for taxes upon vesting of RSUs.
(4)	The RSUs vested on February 23, 2026.
(5)	The RSUs will vest 33% on each of February 24, 2027 and February 24, 2028, and 34% on February 24, 2029, subject to continued employment.
(6)	The RSUs will vest in equal installments on each of October 30, 2028 and October 30, 2029, subject to continued employment.
(7)	The RSUs will vest on July 30, 2026, subject to continued employment.
(8)	The RSUs will vest on July 29, 2027, subject to continued employment.
(9)	The RSUs will vest on July 28, 2026, subject to continued employment.
(10)	The RSUs will vest on March 1, 2027, subject to continued employment.
(11)	The RSUs will vest 2,996 on May 20, 2026, 2,992 on May 20, 2027 and 3,087 on May 20, 2028, subject to continued employment.
(12)	The RSUs will vest on March 3, 2028, subject to continued employment.
(13)	Options are fully vested and exercisable.
(14)	Options vest and become exercisable in equal installments on each of February 23, 2026 and February 23, 2027.
(15)	Options vest and become exercisable in three equal installments on each of March 1, 2026, March 1, 2027 and March 1, 2028.
(16)	Options vest and become exercisable in four equal installments on each of March 3, 2026, March 3, 2027, March 3, 2028 and March 3, 2029.

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