Southwest Gas Holdings, Inc. SWX NYSE

NYSE • Utilities • Regulated Gas • US • USD

SharesGrow Score

60/100

2/7 Pass

SharesGrow Intrinsic Value

Southwest Gas Holdings, Inc. (SWX) has 20 known insider and institutional holders on record. The largest holder is ICAHN CARL C with 6,032,604 shares. Other notable holders include Haller Karen S and BOUGHNER ROBERT L.

Over the last 12 months, insiders have made 45 transactions in SWX stock — 21 buys (valued at $1.89K) and 3 sells (valued at $117.64M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.

SWX Insider Ownership

Top Holder

ICAHN CARL C

6,032,604 shares

Buys (12 mo)

$1.89K value

Sells (12 mo)

$117.64M value

12-Month Transaction Activity

Buy 47%

Sell 7%

Top Insider Holders

#	Name	Role	Shares Owned	Last Filed	Relative Size
1	Icahn Carl C	10 Percent Owner	6,032,604	2025-09-26	100%
2	Haller Karen S	President and CEO	185,798	2026-03-03	3%
3	Boughner Robert L	Director	58,998	2022-02-25	1%
4	Daily Paul M	CEO/centuri Group, Inc.	57,588	2023-12-28	1%
5	Mariucci Anne L	Director	50,100	2026-02-23	1%
6	Thoman A. Randall	Director	42,738	2025-02-24	1%
7	Melarkey Michael J	Director	42,232	2022-02-25	1%
8	Comer Stephen C	Director	38,160	2022-02-25	1%
9	Thomas Thomas A	Director	37,998	2022-02-25	1%
10	Chestnut Thomas E	Director	29,492	2020-02-26	0%
11	Williams Julie M.	SVP/cont. Improvement and Opt.	28,950	2026-03-03	0%
12	Stefani Robert J	SVP/chief Financial Officer	28,444	2025-11-26	0%
13	Brown Justin L	President/southwest Gas Corp.	27,623	2026-03-03	0%
14	Cardenas Jose A	Director	26,947	2022-06-14	0%
15	Gabe Randall P.	SVP/chief Administrative Ofc	24,153	2026-03-03	0%
16	Kenny Kenneth J	VP/finance/treasurer	20,023	2023-02-24	0%
17	Lewis-raymond Jane	Director	17,474	2026-02-23	0%
18	Thornton Leslie T	Director	17,201	2026-02-23	0%
19	Mazzeo Catherine M	SVP/chief Legal/comp. Officer	16,150	2026-03-03	0%
20	Timperley Amy L.	SVP/chief Reg. & Public Aff.	15,118	2026-03-03	0%

Recent Transactions (last 12 months)

Date	Name	Role	Type	Shares	Price	Value
2026-02-27	Forsberg Justin S	SVP/chief Financial Officer	Tax Withholding of RSU	520	$80.02	$41.61K
2026-02-27	Mazzeo Catherine M	SVP/chief Legal/comp. Officer	Tax Withholding of RSU	544	$80.02	$43.53K
2026-02-27	Timperley Amy L.	SVP/chief Reg. & Public Aff.	Tax Withholding of RSU	1,182	$80.02	$94.58K
2026-02-27	Gabe Randall P.	SVP/chief Administrative Ofc	Tax Withholding of RSU	2,172	$80.02	$173.8K
2026-02-27	Williams Julie M.	SVP/cont. Improvement and Opt.	Tax Withholding of RSU	3,473	$80.02	$277.91K
2026-02-27	Brown Justin L	President/southwest Gas Corp.	Tax Withholding of RSU	6,838	$80.02	$547.18K
2026-02-27	Haller Karen S	President and CEO	Tax Withholding of RSU	13,105	$80.02	$1.05M
2026-02-19	Forsberg Justin S	SVP/chief Financial Officer	RSU Award	3,570	-	-
2026-02-19	Pineda Fabio A	VP/controller/cao	RSU Award	1,214	-	-
2026-02-19	Mazzeo Catherine M	SVP/chief Legal/comp. Officer	RSU Award	3,965	-	-
2026-02-19	Timperley Amy L.	SVP/chief Reg. & Public Aff.	RSU Award	2,824	-	-
2026-02-19	Gabe Randall P.	SVP/chief Administrative Ofc	RSU Award	2,340	-	-
2026-02-19	Williams Julie M.	SVP/cont. Improvement and Opt.	RSU Award	2,994	-	-
2026-02-19	Sharma Ruby	Director	RSU Award	1,726	-	-
2026-02-19	Sandoval Brian E	Director	RSU Award	1,726	-	-
2026-02-19	Lewis-raymond Jane	Director	RSU Award	1,726	-	-
2026-02-22	Brown Justin L	President/southwest Gas Corp.	RSU Award	8,427	-	-
2026-02-19	Brown Justin L	President/southwest Gas Corp.	RSU Award	5,544	-	-
2026-02-19	Haller Karen S	President and CEO	RSU Award	16,756	-	-
2026-02-19	Ruisanchez Carlos	Director	RSU Award	1,726	-	-
2026-02-19	Linginfelter Henry P	Director	RSU Award	1,726	-	-
2026-02-19	Thornton Leslie T	Director	RSU Award	1,726	-	-
2026-02-19	Evans Andrew W	Director	RSU Award	1,726	-	-
2026-02-19	Mariucci Anne L	Director	RSU Award	1,726	-	-
2026-02-19	Conley E Renae	Director	RSU Award	2,588	-	-