Karen S. Haller - Sep 5, 2025 Form 4 Insider Report for Southwest Gas Holdings, Inc. (SWX)

Role: President and CEO
Signature: Catherine M. Mazzeo, POA
Stock symbol: SWX
Transactions as of: Sep 5, 2025
Transactions value $: -$1,303,879
Form type: 4
Date filed: 9/9/2025, 05:01 PM
Previous filing: May 2, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Haller Karen S	President and CEO	8360 S. DURANGO DR., LAS VEGAS	Catherine M. Mazzeo, POA	2025-09-09	0001446274

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SWX	Common Stock	Award	$0	+42.2K	+32.87%	$0.00	170K	Sep 5, 2025	Direct	F1
transaction	SWX	Common Stock	Tax liability	-$1.3M	-16.6K	-9.73%	$78.60	154K	Sep 5, 2025	Direct
holding	SWX	Common Stock						2.42K	Sep 5, 2025	By 401(k)
holding	SWX	Common Stock						996	Sep 5, 2025	By Spouse

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

Explanation of Responses:

Id	Content
F1	Settled Performance Stock Units delivered to the reporting person as a result of satisfaction of the performance goal for the final vesting condition of the award.