Southwest Gas CEO disposes of 7,630 shares at $80.15 each

Southwest Gas Holdings, Inc. President and CEO Karen S. Haller reported a change in her ownership of the company’s common stock.

Rhea-AI Filing Summary

Southwest Gas Holdings, Inc. President and CEO Karen S. Haller reported a change in her ownership of the company’s common stock. On January 8, 2026, she disposed of 7,630.576 shares of common stock at $80.15 per share, after which she directly owned 148,843.19 shares.

The filing also reports indirect ownership of 996 shares held by her spouse and 2,498.714 shares held through a 401(k) account. Footnotes state that the reported balances include shares acquired through exempt dividend reinvestment transactions.

Insider Trade Summary

Exercise Price or Tax Liability: 7,630.576 shares

Exercise Price or Tax Liability 3 txns

Insider Haller Karen S

Role President and CEO

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	7,630.576	$80.15	$612K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 148,843.19 shares (Direct); Common Stock — 996 shares (Indirect, By Spouse); Common Stock — 2,498.714 shares (Indirect, By 401(k))

Footnotes (2)

1. F1. Balance includes 2,656.892 shares acquired through exempt dividend reinvestment transactions.
2. F2. Balance includes 78.767 shares acquired through exempt dividend reinvestment transactions.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Southwest Gas (SWX) report for January 8, 2026?

On January 8, 2026, President and CEO Karen S. Haller disposed of 7,630.576 shares of Southwest Gas common stock at $80.15 per share, as reported in a Form 4.

How many Southwest Gas (SWX) shares does Karen S. Haller own after the reported transaction?

Following the reported transaction, Karen S. Haller directly owned 148,843.19 shares of Southwest Gas common stock.

What indirect Southwest Gas (SWX) holdings are reported for Karen S. Haller?

The filing reports indirect ownership of 996 shares held by her spouse and 2,498.714 shares held through a 401(k) account.

What does the transaction code in the Southwest Gas (SWX) Form 4 indicate?

The Form 4 lists transaction code F for the January 8, 2026 transaction in Southwest Gas common stock, indicating a type of disposition as defined in the Form 4 instructions.

Do the reported Southwest Gas (SWX) share balances include dividend reinvestment?

Yes. Footnotes explain that the reported balances include shares acquired through exempt dividend reinvestment transactions.

What is Karen S. Haller’s role at Southwest Gas (SWX) in this insider filing?

In this filing, Karen S. Haller is identified as an officer of Southwest Gas Holdings, Inc., serving as President and CEO.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 01/12/2026 - 05:50 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Haller Karen S

(Last) (First) (Middle)

8360 S. DURANGO DR.

(Street)

LAS VEGAS NV 89113

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Southwest Gas Holdings, Inc. [ SWX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
01/08/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/08/2026		F		7,630.576	D	$80.15	148,843.19(1)	D
Common Stock								996	I	By Spouse
Common Stock								2,498.714(2)	I	By 401(k)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Balance includes 2,656.892 shares acquired through exempt dividend reinvestment transactions.

2. Balance includes 78.767 shares acquired through exempt dividend reinvestment transactions.

Remarks:

	Catherine M. Mazzeo, POA	01/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.