Generac (GNRC) Options Chain & Prices $271.42 +2.01 (+0.75%) Closing price 03:59 PM EasternExtended Trading$272.00 +0.58 (+0.21%) As of 04:34 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock GNRC Put and Call Options List 1/21/2028 1/15/2027 12/18/2026 11/20/2026 9/18/2026 8/21/2026 6/26/2026 6/18/2026 6/12/2026 6/5/2026 5/29/2026 5/22/2026 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$222.50$46.125Call88 - 7(+0)65.19% (-3.94%)0.98276915/15/2026$227.50$41.194Call5 - - 3(+0)61.94% (-3.92%)0.97517615/15/2026$230.00$38.741Call6 - - 193(-2)60.36% (-3.92%)0.97009625/15/2026$232.50$0.314Put4 - 45(+0)58.84% (-3.88%)-0.03614115/15/2026$240.00$29.059Call2 - - 224(+0)54.32% (-4.00%)0.93569715/15/2026$245.00$0.867Put11 - 19(+0)51.59% (-4.06%)-0.09526815/15/2026$247.50$1.073Put5 - - 9(+0)50.30% (-4.14%)-0.11586525/15/2026$250.00$1.333Put101983(+4)49.07% (-4.22%)-0.14079645/15/2026$250.00$19.827Call1 - - 232(+0)49.03% (-4.26%)0.85950915/15/2026$252.50$1.659Put11 - 35(+0)47.93% (-4.32%)-0.1706681 Get the Latest News and Ratings for GNRC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Generac and its competitors with MarketBeat's FREE daily newsletter. 5/15/2026$255.00$2.067Put2 - - 115(+15)46.90% (-4.44%)-0.2060425/15/2026$255.00$15.563Call3 - - 69(+0)46.86% (-4.47%)0.7944715/15/2026$260.00$3.209Put73 - 39(-1)45.15% (-4.73%)-0.29481125/15/2026$260.00$11.703Call411189(+21)45.15% (-4.73%)0.70629645/15/2026$262.50$9.973Call1 - - 13(+0)44.51% (-4.86%)0.65376715/15/2026$265.00$4.910Put4 - 1233(+62)44.04% (-4.99%)-0.40495545/15/2026$267.50$6.013Put9457(+5)43.74% (-5.10%)-0.46519355/15/2026$267.50$7.000Call1 - - 46(+15)43.74% (-5.10%)0.53686415/15/2026$270.00$7.293Put4 - - 21(+0)43.61% (-5.21%)-0.52635725/15/2026$270.00$5.778Call1611 - 337(+120)43.61% (-5.21%)0.47604655/15/2026$275.00$3.852Call5 - 21(+0)43.88% (-5.35%)0.35987345/15/2026$277.50$3.125Call1 - - 0(+0)44.24% (-5.40%)0.3078815/15/2026$280.00$14.073Put20 - 2020(+0)44.74% (-5.42%)-0.74236375/15/2026$280.00$2.532Call24221148(+20)44.74% (-5.42%)0.26132855/15/2026$282.50$2.052Call1 - - 0(+0)45.34% (-5.43%)0.2205515/15/2026$285.00$1.666Call4130(+0)46.04% (-5.43%)0.18543325/15/2026$290.00$1.109Call2 - 294(+0)47.66% (-5.41%)0.130481End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Littelfuse Options Data AMETEK Options Data Rockwell Automation Options Data Roper Technologies Options Data Vicor Options Data Powell Industries Options Data Acuity Options Data Enersys Options Data Franklin Electric Options Data Belden Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NYSE:GNRC) was last updated on 5/11/2026 by MarketBeat.com Staff. 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