Century Aluminum (CENX) Options Chain & Prices $43.92 +0.52 (+1.20%) As of 08/21/2026 04:00 PM Eastern Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest CENX Put and Call Options List 1/21/2028 3/19/2027 1/15/2027 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 VolatilityDeltaTrades9/18/2026$37.00$0.755Put2 - 166(+0)69.41% (-0.43%)-0.15746629/18/2026$38.00$0.951Put1311130(+0)68.46% (-0.20%)-0.19051459/18/2026$39.00$1.188Put4 - - 249(+0)67.65% (+0.01%)-0.22777619/18/2026$40.00$1.470Put1311172(+10)66.96% (+0.18%)-0.26959/18/2026$40.00$5.580Call5 - 299(+0)66.96% (+0.18%)0.73296859/18/2026$41.00$1.802Put2 - 117(+1)66.39% (+0.31%)-0.31362929/18/2026$42.00$2.187Put2812482(+4)65.94% (+0.41%)-0.3609179/18/2026$43.00$2.626Put26105304(+3)65.60% (+0.47%)-0.40999749/18/2026$44.00$3.121Put1 - - 53(+0)65.37% (+0.49%)-0.45989619/18/2026$44.00$3.236Call43 - - 89(+0)65.37% (+0.49%)0.5434564 Get the Latest News and Ratings for CENX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Century Aluminum and its competitors with MarketBeat's FREE daily newsletter. 9/18/2026$45.00$3.671Put10 - 5174(-1)65.24% (+0.47%)-0.50958659/18/2026$45.00$2.785Call60354162(+2)65.24% (+0.47%)0.49419979/18/2026$46.00$4.273Put1 - 1197(+6)65.21% (+0.42%)-0.55817719/18/2026$46.00$2.387Call11110980(+0)65.21% (+0.42%)0.44609729/18/2026$47.00$2.038Call1 - - 73(-7)65.26% (+0.35%)0.39994419/18/2026$48.00$1.735Call4 - - 117(+21)65.39% (+0.25%)0.3563949/18/2026$49.00$1.474Call32 - 179(+16)65.58% (+0.13%)0.3158729/18/2026$50.00$1.250Call671044814(+13)65.84% (+0.00%)0.27866219End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Kaiser Aluminum Options Alcoa Options Freeport-McMoRan Options Constellium Options Tredegar Options POSCO Options Alamos Gold Options Harmony Gold Mining Options Hecla Mining Options HudBay Minerals Options Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:CENX) was last updated on 8/23/2026 by MarketBeat.com Staff. From Our PartnersALERT: Drop these 5 stocks before the market opens tomorrow!The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...Weiss Ratings | SponsoredLouis Navellier: My #1 AI stock for 2026 (name & ticker inside)Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...InvestorPlace | SponsoredReady to give options a try? 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