SWX · Expected Move
Southwest Gas Holdings, Inc.
The expected move for SWX is derived from at-the-money straddle pricing — the market's implied one-standard-deviation move through the next 30 days. Comparing it to realized moves reveals when options are pricing in too much (premium-selling regime) vs too little (premium-buying regime).
SWX straddle price & implied vol
60 sessionsBars: at-the-money straddle price (30-day and 7-day) — the market's priced move. Line: 30-day at-the-money implied volatility (right axis).
Current SWX Expected Move
30-Day Straddle
$5.15
7-Day Straddle
$5.15
30-Day ATM IV
25.1%
IV Rank
61%
Implied one-standard-deviation move through the next 30 days. Compare to SWX's realized
move over the same window to gauge whether options are pricing in too much (premium-selling regime)
or too little (premium-buying regime). The
Expected Move Tracker ranks every symbol by
this measure.
SWX Straddle Price — Last 60 Days
| Date | 30D Straddle | 7D Straddle | ATM IV | IV Rank |
|---|---|---|---|---|
| 20261022 | $5.15 | $5.15 | 25.1% | 61% |
| 20261021 | $4.17 | $4.17 | 20.6% | 28% |
| 20261020 | $4.95 | $4.95 | 23.8% | 48% |
| 20261019 | $5.97 | $5.97 | 26.3% | 66% |
| 20261016 | $5.55 | $2.73 | 23.1% | 43% |
| 20261015 | $5.53 | $1.30 | 26.4% | 66% |
| 20261014 | $4.80 | $1.05 | 22.1% | 36% |
| 20261013 | $5.43 | $1.62 | 23.8% | 48% |
| 20261012 | $5.22 | $1.40 | 23.4% | 45% |
| 20261009 | $5.15 | $1.80 | 22.4% | 39% |
| 20261008 | $6.00 | $2.45 | 25.1% | 57% |
| 20261007 | $6.45 | $5.47 | 26.0% | 63% |
| 20261006 | $5.95 | $2.67 | 23.2% | 44% |
| 20261005 | $6.15 | $3.28 | 25.4% | 59% |
| 20261002 | $3.83 | $3.83 | 24.6% | 54% |
| 20261001 | $4.93 | $4.93 | 24.7% | 55% |
| 20260930 | $5.40 | $5.40 | 24.3% | 52% |
| 20260929 | $5.25 | $5.25 | 22.6% | 40% |
| 20260928 | $5.12 | $5.12 | 22.1% | 36% |
| 20260925 | $5.32 | $5.32 | 21.8% | 34% |
| 20260924 | $5.60 | $5.60 | 23.7% | 47% |
| 20260923 | $5.80 | $5.80 | 22.1% | 36% |
| 20260922 | $2.78 | $2.78 | 19.8% | 20% |
| 20260921 | $3.30 | $3.30 | 20.4% | 24% |
| 20260918 | $3.60 | $4.42 | 18.4% | 11% |
| 20260917 | $4.28 | $5.07 | 22.7% | 40% |
| 20260916 | $4.30 | $5.12 | 19.7% | 20% |
| 20260915 | $4.38 | $4.97 | 23.3% | 44% |
| 20260914 | $3.80 | $4.97 | 24.8% | 55% |
| 20260911 | $3.68 | $3.32 | 23.9% | 48% |
| 20260910 | $4.30 | $3.55 | 25.1% | 57% |
| 20260909 | $5.30 | $4.35 | 28.3% | 79% |
| 20260908 | $4.88 | $4.85 | 23.3% | 45% |
| 20260904 | $4.65 | $3.40 | 19.7% | 20% |
| 20260903 | $5.05 | $3.75 | 23.0% | 42% |
| 20260902 | $4.75 | $4.75 | 23.7% | 47% |
| 20260901 | $4.85 | $4.85 | 23.5% | 46% |
| 20260831 | $4.85 | $4.85 | 22.6% | 39% |
| 20260828 | $3.62 | $3.62 | 21.4% | 32% |
| 20260827 | $3.62 | $3.62 | 19.4% | 17% |
| 20260826 | $3.45 | $3.45 | 21.2% | 30% |
| 20260825 | $3.75 | $3.75 | 21.4% | 32% |
| 20260824 | $4.88 | $4.88 | 24.8% | 55% |
| 20260821 | $5.05 | $4.95 | 24.3% | 52% |
| 20260820 | $5.40 | $4.97 | 25.7% | 61% |
| 20260819 | $5.75 | $4.97 | 26.9% | 70% |
| 20260818 | $5.88 | $5.00 | 24.4% | 52% |
| 20260817 | $5.45 | $4.97 | 24.9% | 55% |
| 20260814 | $4.90 | $4.95 | 21.0% | 29% |
| 20260813 | $5.55 | $3.55 | 20.6% | 26% |
| 20260812 | $5.10 | $4.83 | 21.2% | 30% |
| 20260811 | $5.20 | $4.33 | 23.8% | 48% |
| 20260810 | $5.30 | $4.35 | 24.2% | 51% |
| 20260807 | — | — | 21.4% | 31% |
| 20260806 | $5.90 | $5.17 | 21.1% | 29% |
| 20260805 | $4.80 | $4.80 | 24.2% | 51% |
| 20260804 | $5.22 | $5.22 | 28.1% | 78% |
| 20260803 | $5.05 | $5.05 | 26.6% | 67% |
| 20260731 | $5.32 | $5.32 | 27.3% | 72% |
| 20260730 | $5.35 | $5.35 | 28.6% | 81% |
More on SWX
Market data may be delayed, incomplete, or inaccurate. Not a recommendation to buy, sell, or hold any security. Verify quotes with your broker before trading. See Terms §17.