Free Trial
→ BREAKING: The House just passed 3 pro-crypto bills! (From Crypto 101 Media) (Ad) Free SWX Stock Alerts

Southwest Gas (SWX) SEC Filings & 10K Form

Southwest Gas logo
$78.38 -0.43 (-0.54%)
Closing price 03:59 PM Eastern
Extended Trading
$78.40 +0.02 (+0.03%)
As of 04:20 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
Compare

Recent Southwest Gas SEC Filings

Export to Excel
DateFilerForm TypeView
07/21/2025
11:38 AM		Pineda Fabio A (Reporting)
Southwest Gas (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
07/08/2025
3:46 PM		Centuri Holdings, Inc. (Subject)
Southwest Gas (Filed by)
Form SCHEDULE 13G/A
07/08/2025
3:31 PM		Centuri Holdings, Inc. (Issuer)
Southwest Gas (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/08/2025
3:05 PM		Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/02/2025
3:40 PM		Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/02/2025
3:43 PM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/30/2025
5:11 PM		Southwest Gas (Issuer)
Stefani Robert J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/27/2025
12:28 PM		Southwest Gas (Subject)
Stefani Robert J (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/25/2025
3:20 PM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 11-K
Annual reports of employee stock purchase, savings and similar plans pursuant to Section 15(d)  
06/18/2025
7:46 PM		Centuri Holdings, Inc. (Subject)
Southwest Gas (Filed by)
Form SCHEDULE 13G/A
06/18/2025
5:59 PM		Centuri Holdings, Inc. (Issuer)
Southwest Gas (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025
3:19 PM		Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
06/03/2025
3:30 PM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/28/2025
5:05 PM		Corvex Management LP (Filed by)
Southwest Gas (Subject)
Form SCHEDULE 13D/A
05/23/2025
3:46 PM		Centuri Holdings, Inc. (Subject)
Southwest Gas (Filed by)
Form SCHEDULE 13G/A
05/22/2025
3:41 PM		Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/21/2025
3:42 PM		Southwest Gas (Filer)
Form 15-12G
05/21/2025
8:03 AM		NEW YORK STOCK EXCHANGE LLC (Filed by)
Southwest Gas (Subject)
Form 25-NSE
05/12/2025
7:09 AM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/12/2025
7:04 AM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/02/2025
6:24 PM		Sandoval Brian E (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
05/01/2025
4:54 PM		Sandoval Brian E (Reporting)
Southwest Gas (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
03/31/2025
5:52 PM		Southwest Gas (Issuer)
Stefani Robert J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/28/2025
12:04 PM		Southwest Gas (Subject)
Stefani Robert J (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/25/2025
3:45 PM		ICAHN CARL C (Filed by)
Southwest Gas (Subject)
Form SCHEDULE 13D/A
03/25/2025
3:46 PM		ICAHN CARL C (Reporting)
ICAHN PARTNERS LP (Reporting)
ICAHN PARTNERS MASTER FUND LP (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
03/17/2025
3:16 PM		Southwest Gas (Filer)
Form ARS
02/26/2025
7:04 AM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/26/2025
7:12 AM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
02/24/2025
7:49 PM		Gabe Randall P. (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:49 PM		Evans Andrew W (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:46 PM		Southwest Gas (Issuer)
Thornton Leslie T (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:46 PM		Sharma Ruby (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:46 PM		Southwest Gas (Issuer)
Timperley Amy L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:46 PM		Southwest Gas (Issuer)
Teno Andrew (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:46 PM		Lewis-Raymond Jane (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:47 PM		CONLEY E RENAE (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:47 PM		Mazzeo Catherine M (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:47 PM		Linginfelter Henry P (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:47 PM		Brown Justin L (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:47 PM		Southwest Gas (Issuer)
Williams Julie M. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
Elon Just Fired the IRS Agents Targeting Your Savings (Ad)

Elon Musk just fired 6,700 IRS agents — and exposed a war on your retirement. While D.C. scrambles to regain control, one overlooked IRS “backdoor” still allows retirement savers to protect their wealth — penalty-free and tax-free. A free 2025 guide reveals how to use it before it’s too late.

Get your FREE 2025 Wealth Preservation Guide here
02/24/2025
7:48 PM		Southwest Gas (Issuer)
Thoman A. Randall (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:48 PM		Ruisanchez Carlos (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:48 PM		MARIUCCI ANNE L (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:48 PM		Colvin Lori L (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:48 PM		Southwest Gas (Issuer)
Stefani Robert J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
7:48 PM		Haller Karen S (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
02/13/2025
5:11 PM		Southwest Gas (Issuer)
Teno Andrew (Reporting)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:11 PM		Linginfelter Henry P (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:11 PM		CONLEY E RENAE (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:11 PM		Southwest Gas (Issuer)
Timperley Amy L. (Reporting)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:12 PM		Gabe Randall P. (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:12 PM		Evans Andrew W (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:12 PM		Ruisanchez Carlos (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:12 PM		Southwest Gas (Issuer)
Thornton Leslie T (Reporting)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:12 PM		Southwest Gas (Issuer)
Stefani Robert J (Reporting)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:13 PM		Sharma Ruby (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:13 PM		Haller Karen S (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:13 PM		Mazzeo Catherine M (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:13 PM		Colvin Lori L (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:13 PM		Brown Justin L (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:13 PM		Southwest Gas (Issuer)
Thoman A. Randall (Reporting)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:14 PM		Lewis-Raymond Jane (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:14 PM		Southwest Gas (Issuer)
Williams Julie M. (Reporting)
Form 5
Annual statement of changes in beneficial ownership of securities  
02/13/2025
5:14 PM		MARIUCCI ANNE L (Reporting)
Southwest Gas (Issuer)
Form 5
Annual statement of changes in beneficial ownership of securities  
01/15/2025
7:47 PM		Mazzeo Catherine M (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/15/2025
7:48 PM		Brown Justin L (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/15/2025
7:48 PM		Southwest Gas (Issuer)
Williams Julie M. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/15/2025
7:48 PM		Southwest Gas (Issuer)
Stefani Robert J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/15/2025
7:48 PM		Colvin Lori L (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/15/2025
7:48 PM		Haller Karen S (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
01/15/2025
7:48 PM		Southwest Gas (Issuer)
Timperley Amy L. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/15/2025
7:49 PM		Gabe Randall P. (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
12/03/2024
6:12 PM		Southwest Gas (Issuer)
Stefani Robert J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/20/2024
6:45 AM		ICAHN CARL C (Filed by)
Southwest Gas (Subject)
Form SC 13D/A
11/20/2024
6:45 AM		ICAHN CARL C (Reporting)
ICAHN PARTNERS LP (Reporting)
ICAHN PARTNERS MASTER FUND LP (Reporting)
Southwest Gas (Issuer)
Form 4
Statement of changes in beneficial ownership of securities  
11/19/2024
7:47 PM		ICAHN PARTNERS LP (Reporting)
Southwest Gas (Subject)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/13/2024
6:46 PM		Centuri Holdings, Inc. (Subject)
Southwest Gas (Filed by)
Form SC 13G
11/06/2024
7:05 AM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/06/2024
7:17 AM		SOUTHWEST GAS CORP (Filer)
Southwest Gas (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
10/15/2024
3:33 PM		ICAHN CARL C (Filed by)
Southwest Gas (Subject)
Form SC 13D/A
10/15/2024
3:11 PM		Southwest Gas (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/28/2024
1:39 PM		Southwest Gas (Issuer)
Stefani Robert J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/26/2024
3:38 PM		Southwest Gas (Subject)
Stefani Robert J (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/19/2024
4:50 PM		ICAHN CARL C (Filed by)
Southwest Gas (Subject)
Form SC 13D/A
08/09/2024
2:22 PM		Mazzeo Catherine M (Reporting)
Southwest Gas (Issuer)
Form 3
Initial statement of beneficial ownership of securities  
(Data available from 1/1/2016 forward)


Related Companies and Tools

Related Companies
SEC Filings Tools

This page (NYSE:SWX) was last updated on 7/24/2025 by MarketBeat.com Staff
From Our Partners
Elon’s BIGGEST warning yet?
Tesla's About to Prove Everyone Wrong... Again Back in 2018, when Jeff Brown told everyone to buy Tesla… ...
Brownstone Research | Sponsored
Why Elon put $51 million into this
A single U.S. company has started producing a “miracle metal” once locked in research labs. Now? They’re qu...
True Market Insiders | Sponsored
The Trump Dump is starting; Get out of stocks now?
The first 365 days of the Trump presidency… Will be the best time to get rich in American history.
Paradigm Press | Sponsored
Treasury Secretary Bessent Is Betting Big on Gold
When the U.S. Treasury Secretary’s largest personal investment is gold — that’s a signal. Now a veteran gol...
Golden Portfolio | Sponsored
INVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting Off
Right now, we’re witnessing a monumental shift in the world.
Traders Agency | Sponsored
Think you missed gold’s boom? Think again
If you've been watching gold's historic run and wondering if it's too late… I've got good news. Because the...
Investors Alley | Sponsored
Critical AI announcement set to ignite AI 2.0
I just put together an urgent new presentation that you need to see right away. In short: I believe we are...
Timothy Sykes | Sponsored
A grave, grave error.
I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we...
Porter & Company | Sponsored