Karen S. Haller - 05 Sep 2025 Form 4 Insider Report for Southwest Gas Holdings, Inc. (SWX)

Role: President and CEO
Signature: Catherine M. Mazzeo, POA
Issuer symbol: SWX
Transactions as of: 05 Sep 2025
Net transactions value: -$1,303,879
Form type: 4
Filing time: 09 Sep 2025, 17:01:55 UTC
Previous filing: 02 May 2025
Next filing: 12 Jan 2026
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	09 Sep 2025	0001446274

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SWX	Common Stock	Award	$0	+42,157	+33%	$0.000000	170,406	05 Sep 2025	Direct	F1
transaction	SWX	Common Stock	Tax liability	$1,303,879	-16,589	-9.7%	$78.60	153,817	05 Sep 2025	Direct
holding	SWX	Common Stock						2,420	05 Sep 2025	By 401(k)
holding	SWX	Common Stock						996	05 Sep 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.