\s\ Timothy W. Byrne - 03 Mar 2023 Form 4 Insider Report for UNITED STATES LIME & MINERALS INC (USLM)

Role: President & CEO, Director
Signature: \s\ Timothy W Byrne
Issuer symbol: USLM
Transactions as of: 03 Mar 2023
Net transactions value: -$677,184
Form type: 4
Filing time: 06 Mar 2023, 17:55:47 UTC
Previous filing: 03 Jan 2023
Next filing: 23 May 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	USLM	USLM Common Stock	Tax liability	$677,184	-4,138	-12%	$163.65	31,570	03 Mar 2023	Direct	F1
transaction	USLM	USLM Common Stock	Options Exercise	$677,250	+7,500	+24%	$90.30	39,070	03 Mar 2023	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	USLM	Stock Option (right to buy)	Options Exercise	$677,250	-7,500	-100%	$90.30	0	03 Mar 2023	USLM Common Stock	7,500	$90.30	Direct

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

Explanation of Responses:

Id	Content
F1	Per share closing price on March 3, 2023, the date options were exercised.