SCOTT M. DEAKIN - 01 Aug 2025 Form 4 Insider Report for GMS Inc. (GMS)

Role: SVP, Chief Financial Officer
Signature: /s/ Craig D. Apolinsky, Attorney-in-Fact for Scott M. Deakin
Issuer symbol: GMS
Transactions as of: 01 Aug 2025
Net transactions value: $0
Form type: 4
Filing time: 05 Aug 2025, 16:30:37 UTC
Previous filing: 02 Aug 2024
Next filing: 08 Sep 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
DEAKIN SCOTT M	SVP, Chief Financial Officer	GMS INC., 115 PERIMETER CENTER PLACE, SUITE 600, ATLANTA	/s/ Craig D. Apolinsky, Attorney-in-Fact for Scott M. Deakin	05 Aug 2025	0001399901

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GMS	Common Stock	Options Exercise	$0	+3,096	+15%	$0.000000	23,442	01 Aug 2025	Direct	F1, F2
transaction	GMS	Common Stock	Tax liability	$0	-1,379	-5.9%	$0.000000	22,063	01 Aug 2025	Direct
transaction	GMS	Common Stock	Options Exercise	$0	+1,671	+7.6%	$0.000000	23,734	01 Aug 2025	Direct	F1
transaction	GMS	Common Stock	Tax liability	$0	-745	-3.1%	$0.000000	22,989	01 Aug 2025	Direct
transaction	GMS	Common Stock	Options Exercise	$0	+1,485	+6.5%	$0.000000	24,474	01 Aug 2025	Direct	F1
transaction	GMS	Common Stock	Tax liability	$0	-662	-2.7%	$0.000000	23,812	01 Aug 2025	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	GMS	Restricted Stock Units	Options Exercise	$0	-3,096	-100%	$0.000000	0	01 Aug 2025	Common Stock	3,096		Direct	F1, F3
transaction	GMS	Restricted Stock Units	Options Exercise	$0	-1,671	-50%	$0.000000	1,671	01 Aug 2025	Common Stock	1,671		Direct	F1, F4
transaction	GMS	Restricted Stock Units	Options Exercise	$0	-1,485	-33%	$0.000000	2,969	01 Aug 2025	Common Stock	1,485		Direct	F1, F5
transaction	GMS	Restricted Stock Units	Award	$0	+8,257		$0.000000	8,257	01 Aug 2025	Common Stock	8,257		Direct	F6, F7

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Restricted stock units vested and converted into common stock on a one-for-one basis.
F2	Includes 235 shares acquired by the Reporting Person on June 30, 2025 pursuant to the GMS Inc. Employee Stock Purchase Plan.
F3	On August 1, 2022, the reporting person was granted 9,290 restricted stock units that vest in three equal annual installments beginning on the first anniversary of the grant date.
F4	On August 1, 2023, the reporting person was granted 5,014 restricted stock units that vest in three equal annual installments beginning on the first anniversary of the grant date.
F5	On August 1, 2024, the reporting person was granted 4,454 restricted stock units that vest in three equal annual installments beginning on the first anniversary of the grant date.
F6	Each restricted stock unit represents a contingent right to receive one share of the issuer's common stock.
F7	Subject to the reporting person's continued employment with the issuer through the applicable vesting date, these restricted stock units are scheduled to vest in equal installments on each of August 1, 2026, August 1, 2027 and August 1, 2028 and will be settled, with respect to vested restricted stock units, in shares of the issuer's common stock no later than 30 days after each applicable vesting date.