Southwest Gas SVP covers taxes with company shares

Southwest Gas Holdings, Inc. senior vice president Julie M. Williams reported a tax-related share disposition.

Rhea-AI Filing Summary

Southwest Gas Holdings, Inc. senior vice president Julie M. Williams reported a tax-related share disposition. On February 27, 2026, she transferred 3,472.571 shares of common stock at $80.02 per share to cover taxes on settled performance stock units. After this withholding transaction, she directly owned 28,949.801 common shares and held an additional 2,485.076 shares indirectly through a 401(k) plan.

Insider Trade Summary

Exercise Price or Tax Liability: 3,472.571 shares

Exercise Price or Tax Liability 2 txns

Insider Williams Julie M.

Role SVP/Cont. Improvement and Opt.

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	3,472.571	$80.02	$278K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 28,949.801 shares (Direct); Common Stock — 2,485.076 shares (Indirect, By 401(k))

Footnotes (1)

1. F1. Shares withheld to cover tax on settled Performance Stock Units delivered as a result of satisfaction of performance goals and reported on February 23, 2026.

FAQ

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

What insider transaction did Southwest Gas (SWX) report for Julie M. Williams?

Southwest Gas reported that SVP Julie M. Williams had 3,472.571 common shares withheld on February 27, 2026 to cover taxes on settled performance stock units. This was a tax-withholding disposition, not an open-market purchase or sale.

How many Southwest Gas (SWX) shares did Julie M. Williams dispose of for taxes?

Julie M. Williams disposed of 3,472.571 Southwest Gas common shares through tax withholding at $80.02 per share. The shares were used to satisfy tax obligations on performance stock units that had vested based on performance goals.

What is Julie M. Williams’ Southwest Gas (SWX) share ownership after the Form 4 transaction?

After the February 27, 2026 tax-withholding transaction, Julie M. Williams directly owned 28,949.801 Southwest Gas common shares. She also had 2,485.076 additional shares held indirectly through a 401(k) plan, reflecting her remaining economic stake.

Was the Southwest Gas (SWX) insider transaction an open-market sale?

The transaction was not an open-market sale. Shares were withheld to cover taxes on settled performance stock units, classified as a tax-withholding disposition. This type of transaction is typically linked to equity compensation rather than discretionary trading.

At what price were the Southwest Gas (SWX) shares used for Julie M. Williams’ tax withholding?

The 3,472.571 Southwest Gas common shares withheld for Julie M. Williams’ taxes were valued at $80.02 per share. This price is used in the Form 4 to calculate the value of shares applied to satisfy her tax liability on vested performance stock units.

How are Julie M. Williams’ indirect Southwest Gas (SWX) holdings structured?

In addition to directly held shares, Julie M. Williams has 2,485.076 Southwest Gas common shares held indirectly through a 401(k) plan. These retirement-plan holdings are reported as indirect ownership, separate from her directly owned common stock position.

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

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Accepted by SEC EDGAR 03/03/2026 - 07:02 PM EST 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^*

Williams Julie M.

(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)
	SVP/Cont. Improvement and Opt.

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/27/2026		F		3,472.571(1)	D	$80.02	28,949.801	D
Common Stock								2,485.076	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. Shares withheld to cover tax on settled Performance Stock Units delivered as a result of satisfaction of performance goals and reported on February 23, 2026.

Remarks:

	Catherine M. Mazzeo, POA	03/03/2026
	** 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.