MKS (MKSI) Options Chain & Prices $368.06 +2.50 (+0.68%) Closing price 07/6/2026 04:00 PM EasternExtended Trading$352.52 -15.54 (-4.22%) As of 09:04 AM 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 MKSI Put and Call Options List 11/19/2027 8/20/2027 5/21/2027 2/19/2027 1/15/2027 12/18/2026 10/16/2026 8/21/2026 7/17/2026 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 VolatilityDeltaTrades7/17/2026$300.00$2.348Put123836(+0)90.95% (+7.74%)-0.0840657/17/2026$300.00$71.052Call1 - 166(+0)90.95% (+7.74%)0.91603917/17/2026$330.00$6.899Put766511370(+8)85.99% (+7.10%)-0.207955237/17/2026$340.00$9.520Put2 - - 180(+0)84.89% (+6.94%)-0.26737827/17/2026$350.00$12.858Put11 - 32(+4)84.06% (+6.81%)-0.33435517/17/2026$350.00$31.615Call1 - - 116(-2)84.06% (+6.81%)0.66644817/17/2026$360.00$16.979Put129 - 117(-1)83.50% (+6.71%)-0.406514837/17/2026$360.00$25.740Call32 - 123(+0)83.50% (+6.71%)0.59452637/17/2026$370.00$21.910Put3 - 3115(-2)83.19% (+6.65%)-0.4808317/17/2026$380.00$27.641Put55 - 124(+6)83.13% (+6.61%)-0.554115 Get the Latest News and Ratings for MKSI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for MKS and its competitors with MarketBeat's FREE daily newsletter. 7/17/2026$380.00$16.457Call7328(+0)86.63% (+10.11%)0.44833577/17/2026$390.00$34.123Put871223(+138)83.27% (+6.60%)-0.62351377/17/2026$390.00$12.883Call32 - 14(+0)83.27% (+6.60%)0.37832737/17/2026$400.00$10.070Call622226(-1)83.60% (+6.61%)0.31596947/17/2026$410.00$49.022Put1 - 125(+0)84.11% (+6.65%)-0.7430117/17/2026$420.00$57.253Put78 - 185(+0)84.75% (+6.71%)-0.791366327/17/2026$420.00$5.988Call1 - - 239(-6)84.75% (+6.71%)0.21125217/17/2026$430.00$65.799Put22 - 53(+0)85.49% (+6.77%)-0.83171617/17/2026$430.00$4.606Call31117(-3)85.50% (+6.78%)0.17072937/17/2026$440.00$3.540Call6 - - 52(+0)86.34% (+6.86%)0.1371871End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies AEIS Options Chain AMAT Options Chain ENTG Options Chain KLAC Options Chain KLIC Options Chain LRCX Options Chain MCHP Options Chain MPWR Options Chain UCTT Options Chain ONTO Options Chain Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:MKSI) was last updated on 7/7/2026 by MarketBeat.com Staff. From Our PartnersTrump's gold order: the announcement they won't put on the front pageOn August 15, 1971, Nixon interrupted prime-time television and ended the gold standard in 15 minutes - no deb...Reagan Gold Group | SponsoredTrump Takes Emergency Action - Plus Elon Musk's New VentureElon Musk has quietly launched a new venture - one that has nothing to do with rockets, EVs, or Neuralink. Tru...Altimetry | SponsoredThe $15 Gold Fund That Pays Up to $1,152/MonthGold is hitting record highs, but most investors are leaving income on the table. 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In fact, options ca...Profits Run | SponsoredFrom the man who predicted 2008 crash…Porter Stansberry, founder of one of the largest financial research firms in the world, says he's breaking the...Porter & Company | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding MKS Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share MKS With A Colleague Link copied to clipboard. Unlock superior investment research and tools. Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools and reports. Get MarketBeat All Access MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. 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