Thurman Alex R., SVP and Chief Financial Officer of Glaukos Corp (GKOS), made four open market sales of GKOS shares over the last 365 days, totaling $195,474. His most recent sale occurred on November 25, 2025. These transactions rank 8,474th among 11,678 insiders by sale value, well below the average of $8.6 million per insider and 6.4 sales. Thurman Alex R. recorded no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 25, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 20515 | $0.00 | 20,515.0000 | 57,190,000 | 9999.99% | 0.04% |
| March 25, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 2511 | $106.46 | 41,967.0000 | 57,190,000 | 5.65% | 0.00% |
| March 25, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Common Stock | 3303 | $0.00 | 45,270.0000 | 57,190,000 | 7.87% | 0.01% |
| March 25, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 8228 | $0.00 | 45,738.0000 | 57,190,000 | 21.94% | 0.01% |
| March 25, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 19601 | $0.00 | 19,601.0000 | 52,755,000 | 9999.99% | 0.04% |
| March 23, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 1230 | $106.84 | 48,019.0000 | 57,190,000 | 2.50% | 0.00% |
| March 24, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 2020 | $105.23 | 44,478.0000 | 57,190,000 | 4.34% | 0.00% |
| March 24, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 1521 | $105.24 | 46,498.0000 | 57,190,000 | 3.17% | 0.00% |
| March 16, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 614 | $98.94 | 49,874.0000 | 57,190,000 | 1.22% | 0.00% |
| March 17, 2026 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 625 | $99.15 | 49,249.0000 | 57,190,000 | 1.25% | 0.00% |
| Dec. 11, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 3660 | $0.00 | 37,510.0000 | 57,398,000 | 10.81% | 0.01% |
| Nov. 25, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 315 | $105.00 | 50,488.0000 | 57,398,000 | 0.62% | 0.00% |
| April 21, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 2484 | $97.09 | 50,636.0000 | 56,637,000 | 4.68% | 0.00% |
| April 1, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 311 | $97.09 | 53,120.0000 | 56,637,000 | 0.58% | 0.00% |
| March 25, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 1059 | $106.56 | 53,892.0000 | 52,755,000 | 1.93% | 0.00% |
| March 25, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 430 | $107.44 | 53,462.0000 | 52,755,000 | 0.80% | 0.00% |
| March 25, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 1592 | $96.60 | 54,951.0000 | 52,755,000 | 2.82% | 0.00% |
| March 25, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 3252 | $107.61 | 56,543.0000 | 52,755,000 | 5.44% | 0.01% |
| March 25, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 31 | $108.14 | 53,431.0000 | 52,755,000 | 0.06% | 0.00% |
| March 13, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Common Stock | 3303 | $0.00 | 55,274.0000 | 52,755,000 | 6.36% | 0.01% |
| March 13, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Common Stock | 5010 | $0.00 | 60,284.0000 | 52,755,000 | 9.06% | 0.01% |
| March 17, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 489 | $102.19 | 59,795.0000 | 52,755,000 | 0.81% | 0.00% |
| March 13, 2025 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 19849 | $0.00 | 19,849.0000 | 52,755,000 | 9999.99% | 0.04% |
| Dec. 30, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 3660 | $0.00 | 33,852.0000 | 55,037,000 | 12.12% | 0.01% |
| Sept. 19, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 7320 | $0.00 | 30,192.0000 | 50,715,000 | 32.00% | 0.01% |
| May 10, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 316 | $110.43 | 51,684.0000 | 49,580,000 | 0.61% | 0.00% |
| May 10, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 37 | $111.22 | 51,647.0000 | 49,580,000 | 0.07% | 0.00% |
| May 6, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 90 | $110.26 | 52,000.0000 | 49,580,000 | 0.17% | 0.00% |
| May 2, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 65 | $106.58 | 52,132.0000 | 49,580,000 | 0.12% | 0.00% |
| May 2, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 335 | $105.25 | 52,197.0000 | 49,580,000 | 0.64% | 0.00% |
| May 2, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 42 | $107.77 | 52,090.0000 | 49,580,000 | 0.08% | 0.00% |
| April 8, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 1227 | $100.46 | 52,532.0000 | 49,580,000 | 2.28% | 0.00% |
| April 8, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 145 | $101.24 | 53,759.0000 | 49,580,000 | 0.27% | 0.00% |
| April 5, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 27 | $97.40 | 53,904.0000 | 49,580,000 | 0.05% | 0.00% |
| April 5, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 217 | $96.62 | 53,931.0000 | 49,580,000 | 0.40% | 0.00% |
| April 5, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 18 | $95.55 | 54,148.0000 | 49,580,000 | 0.03% | 0.00% |
| April 3, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 316 | $94.62 | 54,600.0000 | 49,580,000 | 0.58% | 0.00% |
| April 4, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 276 | $95.42 | 54,324.0000 | 49,580,000 | 0.51% | 0.00% |
| April 4, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 158 | $95.16 | 54,166.0000 | 49,580,000 | 0.29% | 0.00% |
| April 2, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 170 | $89.71 | 55,176.0000 | 49,580,000 | 0.31% | 0.00% |
| April 1, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 1001 | $93.10 | 55,390.0000 | 49,580,000 | 1.78% | 0.00% |
| April 2, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 81 | $91.74 | 54,917.0000 | 49,580,000 | 0.15% | 0.00% |
| April 2, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 1 | $92.74 | 54,916.0000 | 49,580,000 | 0.00% | 0.00% |
| April 2, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 44 | $88.76 | 55,346.0000 | 49,580,000 | 0.08% | 0.00% |
| April 2, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 178 | $90.76 | 54,998.0000 | 49,580,000 | 0.32% | 0.00% |
| March 28, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 1617 | $88.72 | 56,391.0000 | 48,433,000 | 2.79% | 0.00% |
| March 28, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 982 | $88.08 | 58,008.0000 | 48,433,000 | 1.66% | 0.00% |
| March 14, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 8700 | $0.00 | 8,700.0000 | 48,433,000 | 9999.99% | 0.02% |
| March 14, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 8906 | $0.00 | 8,906.0000 | 48,433,000 | 9999.99% | 0.02% |
| March 14, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 1830 | $0.00 | 22,872.0000 | 48,433,000 | 8.70% | 0.00% |
| March 14, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Stock Option (Right to Buy) | 8591 | $0.00 | 8,591.0000 | 48,433,000 | 9999.99% | 0.02% |
| March 14, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | A | Common Stock | 4955 | $0.00 | 58,990.0000 | 48,433,000 | 9.17% | 0.01% |
| Feb. 8, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 369 | $95.65 | 54,216.0000 | 48,433,000 | 0.68% | 0.00% |
| Feb. 7, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 33 | $95.00 | 54,585.0000 | 48,433,000 | 0.06% | 0.00% |
| Feb. 8, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 181 | $96.06 | 54,035.0000 | 48,433,000 | 0.33% | 0.00% |
| Jan. 18, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 100 | $91.11 | 54,618.0000 | 48,433,000 | 0.18% | 0.00% |
| Jan. 18, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | S | Common Stock | 483 | $90.42 | 54,718.0000 | 48,433,000 | 0.87% | 0.00% |
| Jan. 12, 2024 | GLAUKOS Corp | $GKOS | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | F | Common Stock | 41 | $77.08 | 55,201.0000 | 48,433,000 | 0.07% | 0.00% |