Southwest Gas Holdings, Inc. (SWX)
Southwest Gas Holdings, Inc. (SWX) Insider Trading
Directors, officers and holders of more than 10% of SWX report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 188 transactions on file: 1 with code P, 3 with code S and 46 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 28, 2026 | Williams Julie M. | SVP/Cont. Improvement and Opt. | S Sale | 2,500 | $81.81 | $204,519 |
| May 7, 2026 | Carson Molly R. | Director | A Award | 1,196 | Not measured | Not measured |
| May 7, 2026 | Kim Leezie | Director | A Award | 1,196 | Not measured | Not measured |
| Feb 27, 2026 | Forsberg Justin S | SVP/Chief Financial Officer | F Tax Payment | 520 | $80.02 | $41,604 |
| Feb 27, 2026 | Brown Justin L | President/Southwest Gas Corp. | F Tax Payment | 3,209 | $87.60 | $281,089 |
| Feb 27, 2026 | Brown Justin L | President/Southwest Gas Corp. | F Tax Payment | 6,838 | $80.02 | $547,188 |
| Feb 27, 2026 | Mazzeo Catherine M | SVP/Chief Legal/Comp. Officer | F Tax Payment | 544 | $80.02 | $43,510 |
| Feb 27, 2026 | Gabe Randall P. | SVP/Chief Administrative OFC | F Tax Payment | 2,172 | $80.02 | $173,794 |
| Feb 27, 2026 | Williams Julie M. | SVP/Cont. Improvement and Opt. | F Tax Payment | 3,473 | $80.02 | $277,875 |
| Feb 27, 2026 | Haller Karen S | President and CEO | F Tax Payment | 13,105 | $80.02 | $1,048,684 |
| Feb 27, 2026 | Timperley Amy L. | SVP/Chief Reg. & Public Aff. | F Tax Payment | 1,182 | $80.02 | $94,613 |
| Feb 22, 2026 | Brown Justin L | President/Southwest Gas Corp. | A Award | 8,427 | Not measured | Not measured |
| Feb 19, 2026 | Williams Julie M. | SVP/Cont. Improvement and Opt. | A Award | 2,994 | Not measured | Not measured |
| Feb 19, 2026 | Sharma Ruby | Director | A Award | 1,726 | Not measured | Not measured |
| Feb 19, 2026 | Williams Julie M. | SVP/Cont. Improvement and Opt. | A Award | 8,825 | Not measured | Not measured |
| Feb 19, 2026 | Sandoval Brian E | Director | A Award | 1,726 | Not measured | Not measured |
| Feb 19, 2026 | Gabe Randall P. | SVP/Chief Administrative OFC | A Award | 5,769 | Not measured | Not measured |
| Feb 19, 2026 | Mazzeo Catherine M | SVP/Chief Legal/Comp. Officer | A Award | 2,233 | Not measured | Not measured |
| Feb 19, 2026 | Timperley Amy L. | SVP/Chief Reg. & Public Aff. | A Award | 4,323 | Not measured | Not measured |
| Feb 19, 2026 | Ruisanchez Carlos | Director | A Award | 1,726 | Not measured | Not measured |
| Feb 19, 2026 | Forsberg Justin S | SVP/Chief Financial Officer | A Award | 3,570 | Not measured | Not measured |
| Feb 19, 2026 | Brown Justin L | President/Southwest Gas Corp. | A Award | 17,378 | Not measured | Not measured |
| Feb 19, 2026 | Forsberg Justin S | SVP/Chief Financial Officer | A Award | 1,514 | Not measured | Not measured |
| Feb 19, 2026 | Gabe Randall P. | SVP/Chief Administrative OFC | A Award | 2,340 | Not measured | Not measured |
| Feb 19, 2026 | CONLEY E RENAE | Director | A Award | 2,588 | Not measured | Not measured |
| Feb 19, 2026 | Brown Justin L | President/Southwest Gas Corp. | A Award | 5,544 | Not measured | Not measured |
| Feb 19, 2026 | Linginfelter Henry P | Director | A Award | 1,726 | Not measured | Not measured |
| Feb 19, 2026 | Pineda Fabio A | VP/Controller/CAO | A Award | 1,214 | Not measured | Not measured |
| Feb 19, 2026 | Haller Karen S | President and CEO | A Award | 16,756 | Not measured | Not measured |
| Feb 19, 2026 | Thornton Leslie T | Director | A Award | 1,726 | Not measured | Not measured |
| Feb 19, 2026 | Evans Andrew W | Director | A Award | 1,726 | Not measured | Not measured |
| Feb 19, 2026 | Lewis-Raymond Jane | Director | A Award | 1,726 | Not measured | Not measured |
| Feb 19, 2026 | MARIUCCI ANNE L | Director | A Award | 1,726 | Not measured | Not measured |
| Feb 19, 2026 | Mazzeo Catherine M | SVP/Chief Legal/Comp. Officer | A Award | 3,965 | Not measured | Not measured |
| Feb 19, 2026 | Haller Karen S | President and CEO | A Award | 33,304 | Not measured | Not measured |
| Feb 19, 2026 | Timperley Amy L. | SVP/Chief Reg. & Public Aff. | A Award | 2,824 | Not measured | Not measured |
| Jan 9, 2026 | Brown Justin L | President/Southwest Gas Corp. | S Sale | 3,028 | $81.08 | $245,510 |
| Jan 8, 2026 | Pineda Fabio A | VP/Controller/CAO | F Tax Payment | 250 | $80.15 | $20,029 |
| Jan 8, 2026 | Forsberg Justin S | SVP/Chief Financial Officer | F Tax Payment | 408 | $80.15 | $32,692 |
| Jan 8, 2026 | Williams Julie M. | SVP/Cont. Improvement and Opt. | F Tax Payment | 1,271 | $80.15 | $101,905 |
| Jan 8, 2026 | Mazzeo Catherine M | SVP/Chief Legal/Comp. Officer | F Tax Payment | 737 | $80.15 | $59,105 |
| Jan 8, 2026 | Gabe Randall P. | SVP/Chief Administrative OFC | F Tax Payment | 1,037 | $80.15 | $83,078 |
| Jan 8, 2026 | Timperley Amy L. | SVP/Chief Reg. & Public Aff. | F Tax Payment | 864 | $80.15 | $69,264 |
| Jan 8, 2026 | Brown Justin L | President/Southwest Gas Corp. | F Tax Payment | 2,573 | $80.15 | $206,195 |
| Jan 8, 2026 | Haller Karen S | President and CEO | F Tax Payment | 7,631 | $80.15 | $611,591 |
| Nov 25, 2025 | Stefani Robert J | SVP/Chief Financial Officer | F Tax Payment | 4,484 | $80.44 | $360,688 |
| Sep 25, 2025 | ICAHN CARL C | 10% Owner | S Sale | 1,500,000 | $77.91 | $116,865,000 |
| Sep 10, 2025 | Sandoval Brian E | Director | P Purchase | 24 | $78.57 | $1,886 |
| Sep 5, 2025 | Stefani Robert J | SVP/Chief Financial Officer | F Tax Payment | 4,881 | $78.60 | $383,631 |
| Sep 5, 2025 | Haller Karen S | President and CEO | F Tax Payment | 16,589 | $78.60 | $1,303,879 |
The full Form 4 history is on the SWX company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.