SEC FORM 4

SEC FORM 4SEC 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

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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^*

Pierce Tina

(Last)

(First)

(Middle)

C/O SOLSTICE ADVANCED MATERIALS INC.

115 TABOR ROAD

(Street)

MORRIS PLAINS

NEW JERSEY

07950

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/10/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock								11,394	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽¹⁾	09/10/2026		A⁽²⁾		36		⁽³⁾	⁽³⁾	Common Stock	36	$0	29,679	D
Restricted Stock Units	⁽¹⁾	09/10/2026		A⁽²⁾		4		⁽⁴⁾	⁽⁴⁾	Common Stock	4	$0	3,266	D
Restricted Stock Units	⁽¹⁾	09/10/2026		A⁽²⁾		7		⁽⁵⁾	⁽⁵⁾	Common Stock	7	$0	5,785	D
Restricted Stock Units	⁽¹⁾	09/10/2026		A⁽²⁾		7		⁽⁶⁾	⁽⁶⁾	Common Stock	7	$0	6,098	D
Restricted Stock Units	⁽¹⁾	09/10/2026		A⁽²⁾		6		⁽⁷⁾	⁽⁷⁾	Common Stock	6	$0	5,239	D
Restricted Stock Units	⁽¹⁾	09/10/2026		A⁽²⁾		12		⁽⁸⁾	⁽⁸⁾	Common Stock	12	$0	9,992	D
Stock Option (Right to buy)	$44.95							⁽⁹⁾	02/10/2032	Common Stock	8,636		8,636	D
Stock Option (Right to buy)	$46.03							⁽¹⁰⁾	02/22/2033	Common Stock	13,899		13,899	D
Stock Option (Right to buy)	$46.79							⁽¹¹⁾	02/28/2034	Common Stock	21,808		21,808	D
Stock Option (Right to buy)	$50.59							⁽¹²⁾	03/02/2035	Common Stock	25,134		25,134	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of Solstice Advanced Materials Inc. (the "Issuer") common stock. Fractional amounts have been rounded to the nearest whole number.

2. Represents dividend equivalent rights in connection with the Issuer's dividend that accrue to the reporting person in RSUs that vest at the same times as the underlying RSUs.

3. The RSUs will vest in equal installments on each of October 30, 2028 and October 30, 2029, subject to continued employment.

4. The RSUs will vest on July 29, 2027, subject to continued employment.

5. The RSUs will vest on March 1, 2027, subject to continued employment.

6. The RSUs vest 2,996 on May 20, 2026, 2,992 on May 20, 2027 and 3,087 on May 20, 2028 (in each case, not including dividend equivalent rights), subject to continued employment.

7. The RSUs will vest on March 3, 2028, subject to continued employment.

8. 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.

9. Options are fully vested and exercisable.

10. Options vest and become exercisable in equal installments on each of February 23, 2026 and February 23, 2027.

11. Options vest and become exercisable in three equal installments on each of March 1, 2026, March 1, 2027 and March 1, 2028.

12. 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.

Remarks:

	/s/ Jay Shah for Tina Pierce	09/14/2026
	** 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.
* Form 4: SEC 1474 (03-26)