National Grid Transco (NGG) Options Chain & Prices $76.80 -0.80 (-1.04%) Closing price 03:59 PM EasternExtended Trading$75.75 -1.05 (-1.36%) As of 07:30 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 ForecastsChartCompetitorsDividendFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest NGG Put and Call Options List 3/19/2027 12/18/2026 11/20/2026 10/16/2026 9/18/2026 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 VolatilityDeltaTradesEnd-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Dominion Energy Options Data Sempra Energy Options Data Consolidated Edison Options Data Public Service Enterprise Group Options Data WEC Energy Group Options Data DTE Energy Options Data CenterPoint Energy Options Data CMS Energy Options Data NiSource Options Data Brookfield Infrastructure Partners Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NYSE:NGG) was last updated on 9/18/2026 by MarketBeat.com Staff. From Our Partners$40,000,000,000,000The national debt just hit 40 trillion dollars, and the U.S. now spends more on interest payments than on its ...American Alternative | SponsoredElon Musk’s Hushed FCC Filing. 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