Southwest Gas (SWX) Options Chain & Prices $88.69 -1.18 (-1.31%) Closing price 05/13/2026 03:59 PM EasternExtended Trading$88.72 +0.03 (+0.03%) As of 05/13/2026 04:10 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 Massive. Learn more. Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock SWX Put and Call Options List 10/16/2026 7/17/2026 6/18/2026 5/15/2026 Options Date Put and Call Options Put Options Call Options Options Type All In The Money Out of The Money Moneyness With Volume Without Volume All Volume Strike Price Min Strike Price Max Export ExpiresStrike PriceClose PricePut/CallVolumeVolume AskVolume BidOpen InterestImplied VolatilityDeltaTrades5/15/2026$90.00$2.237Put11 - 1(+0)35.49% (+9.42%)-0.7946541End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies National Fuel Gas Options Data UGI Options Data NewJersey Resources Options Data Chesapeake Utilities Options Data Northwest Natural Gas Options Data ONEOK Options Data Atmos Energy Options Data ONE Gas Options Data Spire Options Data MDU Resources Group Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NYSE:SWX) was last updated on 5/14/2026 by MarketBeat.com Staff. 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