Glaukos (GKOS) Stock Chart & Stock Price History $86.39 +0.30 (+0.35%) Closing price 08/1/2025 03:59 PM EasternExtended Trading$86.16 -0.23 (-0.27%) As of 08/1/2025 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 Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Glaukos Stock Price Performance The Glaukos (GKOS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 25.62%, with a year-to-date return of -42.38%. In the past month, the stock has decreased 16.67%, reflecting recent market activity. As of the latest close, Glaukos traded at $86.39 with a market cap of $4.94 billion and volume of 1.51 million shares. Five years ago, the stock traded at $22.99, representing a 275.77% increase over that period. At the time, it had a market cap of $402.79 million and a volume of 0 shares. Receive GKOS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Glaukos and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-8.87%1 Month Performance-16.67%3 Month Performance-1.38%Year-To-Date Performance-42.38%1 Year Performance-25.62%5 Year PerformanceN/A GKOS Stock Chart for Saturday, August, 2, 2025 GKOS Chart by TradingView Glaukos Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization08/01/2025$86.08$86.39+0.37%$86.44$82.881.51 million shs$4.94 billion07/31/2025$94.02$86.08-8.45%$94.81$83.474.83 million shs$4.92 billion07/30/2025$93.91$94.02+0.12%$97.76$94.022.44 million shs$5.37 billion07/29/2025$94.80$93.91-0.94%$95.43$93.571.15 million shs$5.37 billion07/28/2025$94.28$94.80+0.55%$95.48$94.05894,813 shs$5.42 billion07/25/2025$94.46$94.28-0.20%$94.91$93.28851,500 shs$5.39 billion07/24/2025$96.01$94.46-1.61%$96.19$92.421.12 million shs$5.40 billion07/23/2025$95.94$96.01+0.08%$98.21$95.931.12 million shs$5.49 billion07/22/2025$96.97$95.94-1.07%$97.42$95.341.12 million shs$5.48 billion07/21/2025$97.76$96.97-0.81%$98.64$96.69618,759 shs$5.54 billion Get the Latest News and Ratings for GKOS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Glaukos and its competitors with MarketBeat's FREE daily newsletter. 07/18/2025$98.99$97.76-1.24%$100.32$97.69599,069 shs$5.59 billion07/17/2025$98.51$98.99+0.48%$100.33$98.64872,130 shs$5.66 billion07/16/2025$98.34$98.51+0.18%$100.19$97.501.13 million shs$5.63 billion07/15/2025$104.43$98.34-5.83%$104.72$98.071.13 million shs$5.62 billion07/14/2025$103.68$104.43+0.72%$105.41$103.50662,576 shs$5.97 billion07/11/2025$106.65$103.68-2.78%$105.49$103.08660,520 shs$5.92 billion07/10/2025$105.04$106.65+1.53%$106.82$103.39441,420 shs$6.09 billion07/09/2025$102.56$105.04+2.42%$105.52$101.30678,477 shs$6.00 billion07/08/2025$101.69$102.56+0.86%$104.06$101.46816,832 shs$5.86 billion07/07/2025$103.50$101.69-1.75%$106.47$101.39962,895 shs$5.81 billion07/04/2025$103.50$103.50$104.39$102.20289,937 shs$5.91 billion07/03/2025$103.68$103.50-0.17%$104.39$102.20289,937 shs$5.91 billion07/02/2025$102.65$103.68+1.00%$106.52$101.96875,306 shs$5.92 billion07/01/2025$103.42$102.65-0.74%$103.06$100.92512,308 shs$5.87 billion Related Companies ZBH Stock Price Chart SNN Stock Price Chart SOLV Stock Price Chart PEN Stock Price Chart STVN Stock Price Chart BLCO Stock Price Chart IRTC Stock Price Chart SLNO Stock Price Chart INSP Stock Price Chart TMDX Stock Price Chart Receive GKOS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Glaukos and its competitors with MarketBeat's FREE daily newsletter. 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