Craig D. Apolinsky - 01 Aug 2021 Form 4 Insider Report for GMS Inc. (GMS)

Role: VP, GC and Corporate Secretary
Signature: /s/ Craig D. Apolinsky
Issuer symbol: GMS
Transactions as of: 01 Aug 2021
Net transactions value: -$182,420
Form type: 4
Filing time: 03 Aug 2021, 16:54:35 UTC
Next filing: 09 Nov 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GMS	Common Stock	Options Exercise		+3,255	+18%		21,012	01 Aug 2021	Direct	F1, F2
transaction	GMS	Common Stock	Tax liability	$65,785	-1,339	-6.4%	$49.13	19,673	01 Aug 2021	Direct
transaction	GMS	Common Stock	Options Exercise		+4,147	+21%		23,820	01 Aug 2021	Direct	F1
transaction	GMS	Common Stock	Tax liability	$61,363	-1,249	-5.2%	$49.13	22,571	01 Aug 2021	Direct
transaction	GMS	Common Stock	Options Exercise		+3,735	+17%		26,306	01 Aug 2021	Direct	F1
transaction	GMS	Common Stock	Tax liability	$55,271	-1,125	-4.3%	$49.13	25,181	01 Aug 2021	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	-3,255	-100%	$0.000000^*	0	01 Aug 2021	Common Stock	3,255		Direct	F1, F3
transaction	GMS	Restricted Stock Units	Options Exercise	$0	-4,147	-50%	$0.000000	4,147	01 Aug 2021	Common Stock	4,147		Direct	F1, F4
transaction	GMS	Restricted Stock Units	Options Exercise	$0	-3,735	-33%	$0.000000	7,468	01 Aug 2021	Common Stock	3,735		Direct	F1, F5
transaction	GMS	Restricted Stock Units	Award	$0	+5,597		$0.000000	5,597	01 Aug 2021	Common Stock	5,597		Direct	F6, F7
transaction	GMS	Stock Option (Right to Buy)	Award	$0	+13,586		$0.000000	13,586	01 Aug 2021	Common Stock	13,586	$49.13	Direct	F8

* 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 748 shares acquired by the Reporting Person on June 30, 2021 pursuant to the GMS Inc. Employee Stock Purchase Plan.
F3	On August 1, 2018, the reporting person was granted 9,765 restricted stock units that vested in three equal annual installments beginning on the first anniversary of the grant date.
F4	On August 1, 2019, the reporting person was granted 12,442 restricted stock units that vest in three equal annual installments beginning on the first anniversary of the grant date.
F5	On August 1, 2020, the reporting person was granted 11,203 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, 2022, August 1, 2023 and August 1, 2024 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.
F8	Subject to the reporting person's continued employment with the issuer through the applicable vesting date, these options are scheduled to vest in equal installments on each of August 1, 2022, August 1, 2023 and August 1, 2024.