Southwest Gas Inc.
SWX | NYSE
$84.65
-$1.20 (-1.40%)
At close: Sep 21, 2026, 4:00 PM ET
$84.65
$0 (0.00%)
After-hours:
Sep 21, 2026, 5:55 PM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Sep 17, 2026 | $6.23B | $393.9M | +6.75% |
| Dec 25, 2025 | $5.83B | $774.84M | +15.32% |
| Dec 26, 2024 | $5.06B | $519.25M | +11.44% |
| Dec 28, 2023 | $4.54B | $381.83M | +9.19% |
| Dec 29, 2022 | $4.16B | -$92.65M | -2.18% |
| Dec 30, 2021 | $4.25B | $749.12M | +21.41% |
| Dec 30, 2020 | $3.5B | -$614.17M | -14.93% |
| Dec 26, 2019 | $4.11B | $378.13M | +10.12% |
| Dec 27, 2018 | $3.74B | -$97.86M | -2.55% |
| Dec 28, 2017 | $3.83B | $195.11M | +5.36% |
| Dec 29, 2016 | $3.64B | $1.02B | +39.21% |
| Dec 30, 2015 | $2.61B | -$267.7M | -9.29% |
| Dec 25, 2014 | $2.88B | $292.63M | +11.31% |
| Dec 26, 2013 | $2.59B | $663.21M | +34.45% |
| Dec 27, 2012 | $1.93B | -$24.31M | -1.25% |
| Dec 29, 2011 | $1.95B | $271.35M | +16.17% |
| Dec 30, 2010 | $1.68B | $387.97M | +30.07% |
| Dec 30, 2009 | $1.29B | $211.09M | +19.56% |
| Dec 25, 2008 | $1.08B | -$182.49M | -14.47% |
| Dec 27, 2007 | $1.26B | -$310.92M | -19.77% |
| Dec 28, 2006 | $1.57B | n/a | n/a |
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