Lisa Butler - 31 Jul 2020 Form 4 Insider Report for Vertex, Inc. (VERX)

Role: Chief Accounting Officer
Signature: By: /s/ Lisa Coleman, Attorney-in-Fact
Issuer symbol: VERX
Transactions as of: 31 Jul 2020
Net transactions value: -$4,193,814
Form type: 4
Filing time: 15 Jun 2021, 16:41:23 UTC
Next filing: 12 Nov 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	VERX	Class A Common Stock	Purchase	$54,986	+2,894	+28%	$19.00	13,249	31 Jul 2020	Direct
transaction	VERX	Class A Common Stock	Options Exercise	$678,510	+315,000	+2343%	$2.15^*	328,446	05 Apr 2021	Direct	F1
transaction	VERX	Class A Common Stock	Tax liability	$3,346,514	-148,207	-45%	$22.58	180,239	05 Apr 2021	Direct
transaction	VERX	Class A Common Stock	Sale	$1,580,796	-84,000	-47%	$18.82	96,239	09 Jun 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	VERX	Stock Option	Options Exercise	$0	-315,000	-100%	$0.000000^*	0	05 Apr 2021	Class A Common Stock	315,000	$2.15	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Includes 197 shares acquired through the Company's Employee Stock Purchase Plan.
F2	The option is fully vested and exercisable.