Glaukos Corporation (GKOS)
NYSE: GKOS · Real-Time Price · USD
171.68
+0.59 (0.34%)
At close: Sep 15, 2026, 4:00 PM EDT
172.45
+0.77 (0.45%)
Pre-market: Sep 16, 2026, 5:48 AM EDT
Glaukos Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 15, 2026 | 169.75 | 172.76 | 167.97 | 171.68 | 171.68 | 0.34% | 572,648 |
| Sep 14, 2026 | 168.51 | 171.36 | 165.43 | 171.09 | 171.09 | 2.30% | 905,269 |
| Sep 11, 2026 | 174.12 | 175.38 | 166.74 | 167.25 | 167.25 | -1.84% | 552,408 |
| Sep 10, 2026 | 176.50 | 179.96 | 169.26 | 170.38 | 170.38 | -5.23% | 1,009,459 |
| Sep 9, 2026 | 183.15 | 183.33 | 178.52 | 179.79 | 179.79 | -2.84% | 587,410 |
| Sep 8, 2026 | 175.55 | 185.35 | 172.98 | 185.04 | 185.04 | 4.27% | 1,158,072 |
| Sep 4, 2026 | 177.80 | 181.52 | 175.14 | 177.47 | 177.47 | -1.60% | 572,517 |
| Sep 3, 2026 | 180.80 | 181.30 | 178.72 | 180.35 | 180.35 | 0.46% | 610,187 |
| Sep 2, 2026 | 176.87 | 182.28 | 176.35 | 179.53 | 179.53 | 1.60% | 768,719 |
| Sep 1, 2026 | 179.97 | 180.14 | 175.33 | 176.70 | 176.70 | -1.59% | 507,237 |
| Aug 31, 2026 | 178.67 | 180.08 | 174.28 | 179.56 | 179.56 | -0.17% | 455,572 |
| Aug 28, 2026 | 181.10 | 182.23 | 177.77 | 179.87 | 179.87 | -1.12% | 553,529 |
| Aug 27, 2026 | 178.51 | 183.32 | 178.43 | 181.91 | 181.91 | 0.74% | 442,313 |
| Aug 26, 2026 | 180.11 | 181.89 | 176.82 | 180.57 | 180.57 | -0.45% | 506,040 |
| Aug 25, 2026 | 186.21 | 187.14 | 179.20 | 181.39 | 181.39 | -2.29% | 639,693 |
| Aug 24, 2026 | 184.13 | 186.88 | 181.75 | 185.65 | 185.65 | 0.41% | 622,292 |
| Aug 21, 2026 | 185.00 | 187.60 | 183.68 | 184.89 | 184.89 | - | 440,096 |
| Aug 20, 2026 | 187.73 | 191.62 | 183.25 | 184.89 | 184.89 | -2.46% | 791,869 |
| Aug 19, 2026 | 186.00 | 190.06 | 185.96 | 189.55 | 189.55 | 2.93% | 505,426 |
| Aug 18, 2026 | 185.00 | 186.66 | 175.04 | 184.15 | 184.15 | -0.79% | 625,626 |
| Aug 17, 2026 | 183.55 | 186.03 | 181.84 | 185.62 | 185.62 | 0.59% | 734,774 |
| Aug 14, 2026 | 189.89 | 190.00 | 184.22 | 184.53 | 184.53 | -2.60% | 743,405 |
| Aug 13, 2026 | 187.00 | 189.69 | 185.82 | 189.45 | 189.45 | 1.51% | 762,150 |
| Aug 12, 2026 | 179.80 | 186.75 | 177.57 | 186.63 | 186.63 | 2.54% | 754,151 |
| Aug 11, 2026 | 180.47 | 183.91 | 178.58 | 182.00 | 182.00 | 0.32% | 723,323 |
| Aug 10, 2026 | 180.00 | 183.49 | 178.78 | 181.42 | 181.42 | 0.78% | 646,071 |
| Aug 7, 2026 | 172.94 | 180.62 | 172.22 | 180.02 | 180.02 | 5.28% | 768,790 |
| Aug 6, 2026 | 171.17 | 171.99 | 168.39 | 170.99 | 170.99 | 0.04% | 574,997 |
| Aug 5, 2026 | 172.01 | 172.01 | 167.81 | 170.93 | 170.93 | 0.23% | 705,742 |
| Aug 4, 2026 | 171.75 | 172.91 | 167.64 | 170.53 | 170.53 | -0.20% | 799,737 |
| Aug 3, 2026 | 168.66 | 173.98 | 168.60 | 170.87 | 170.87 | 2.49% | 1,108,936 |
| Jul 31, 2026 | 166.58 | 171.55 | 165.37 | 166.72 | 166.72 | -1.07% | 1,032,220 |
| Jul 30, 2026 | 180.22 | 184.00 | 165.78 | 168.52 | 168.52 | 4.24% | 2,559,596 |
| Jul 29, 2026 | 149.71 | 166.00 | 145.78 | 161.66 | 161.66 | 6.83% | 3,137,806 |
| Jul 28, 2026 | 153.62 | 154.98 | 146.03 | 151.33 | 151.33 | -0.38% | 1,144,674 |
| Jul 27, 2026 | 155.54 | 156.15 | 148.02 | 151.91 | 151.91 | -1.09% | 727,532 |
| Jul 24, 2026 | 154.41 | 155.60 | 151.00 | 153.58 | 153.58 | 0.95% | 379,549 |
| Jul 23, 2026 | 150.46 | 152.93 | 150.46 | 152.13 | 152.13 | -0.48% | 420,733 |
| Jul 22, 2026 | 152.33 | 153.00 | 150.02 | 152.86 | 152.86 | -0.15% | 577,611 |
| Jul 21, 2026 | 154.82 | 158.18 | 152.83 | 153.09 | 153.09 | -1.52% | 476,812 |
| Jul 20, 2026 | 156.46 | 158.22 | 155.12 | 155.46 | 155.46 | -0.87% | 402,917 |
| Jul 17, 2026 | 153.21 | 157.77 | 152.06 | 156.83 | 156.83 | 0.93% | 375,760 |
| Jul 16, 2026 | 157.73 | 161.53 | 155.06 | 155.39 | 155.39 | -0.92% | 705,756 |
| Jul 15, 2026 | 151.45 | 157.71 | 150.51 | 156.84 | 156.84 | 2.88% | 630,560 |
| Jul 14, 2026 | 151.13 | 153.95 | 146.72 | 152.45 | 152.45 | -0.18% | 517,354 |
| Jul 13, 2026 | 153.00 | 155.14 | 151.00 | 152.72 | 152.72 | - | 442,231 |
| Jul 10, 2026 | 154.05 | 156.60 | 143.11 | 152.72 | 152.72 | -1.52% | 672,327 |
| Jul 9, 2026 | 153.29 | 155.70 | 152.17 | 155.07 | 155.07 | 1.38% | 781,020 |
| Jul 8, 2026 | 151.39 | 154.61 | 149.45 | 152.96 | 152.96 | 1.53% | 1,058,780 |
| Jul 7, 2026 | 148.53 | 151.47 | 146.47 | 150.65 | 150.65 | 1.31% | 710,265 |