Southwest Gas Inc. (SWX)
NYSE: SWX
· Real-Time Price · USD
78.39
0.17 (0.22%)
At close: Oct 03, 2025, 3:59 PM
78.39
0.00%
After-hours: Oct 03, 2025, 06:03 PM EDT
SWX Option Overview
Overview for all option chains of SWX. As of October 05, 2025, SWX options have an IV of 52.47% and an IV rank of 64.14%. The volume is 1 contracts, which is 16.67% of average daily volume of 6 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
52.47%IV Rank
64.14%Historical Volatility
17.98%IV Low
35.65% on Feb 21, 2025IV High
61.88% on Oct 02, 2025Open Interest (OI)
Today's Open Interest
562Put-Call Ratio
0.03Put Open Interest
19Call Open Interest
543Open Interest Avg (30-day)
524Today vs Open Interest Avg (30-day)
107.25%Option Volume
Today's Volume
1Put-Call Ratio
0Put Volume
0Call Volume
1Volume Avg (30-day)
6Today vs Volume Avg (30-day)
16.67%Option Chain Statistics
This table provides a comprehensive overview of all SWX options grouped by their expiration dates.
Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
Oct 17, 2025 | 1 | 0 | 0 | 418 | 13 | 0.03 | 52.47% | 75 |
Nov 21, 2025 | 0 | 0 | 0 | 8 | 2 | 0.25 | 40.42% | 75 |
Jan 16, 2026 | 0 | 0 | 0 | 56 | 1 | 0.02 | 34.7% | 35 |
Apr 17, 2026 | 0 | 0 | 0 | 61 | 3 | 0.05 | 28.34% | 80 |