Navratil Tomas (CIK 1920053) reported 43 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-08). Recent activity: Sell GKOS (716 shares), Sell GKOS (1,537 shares), Sell GKOS (1,237 shares), Sell GKOS (210 shares), Sell GKOS (614 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-08 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 716 | $99,567 |
| 2026-06-18 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 1,537 | $200,855 |
| 2026-04-14 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 1,237 | $144,383 |
| 2026-04-14 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 210 | $24,664 |
| 2026-04-14 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 614 | $73,281 |
| 2026-04-14 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 32 | $3,847 |
| 2026-04-03 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 1,146 | $125,602 |
| 2026-04-03 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 1,831 | $200,678 |
| 2026-04-02 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 5,798 | $635,461 |
| 2026-03-27 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Buy | 12,774 | $0 |
| 2026-03-27 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Buy | 11,693 | $0 |
| 2026-03-27 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Buy | 3,692 | $0 |
| 2026-03-27 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Buy | 4,622 | $0 |
| 2026-03-25 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 2,628 | $280,776 |
| 2026-03-25 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 2,546 | $267,916 |
| 2026-03-19 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 958 | $94,785 |
| 2026-03-19 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 460 | $44,772 |
| 2026-03-19 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 299 | $29,365 |
| 2026-03-19 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 272 | $26,942 |
| 2026-03-17 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 1,074 | $104,199 |
| 2026-03-09 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 361 | $40,468 |
| 2026-02-26 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 396 | $47,191 |
| 2025-12-31 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 510 | $58,262 |
| 2025-12-15 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Buy | 2,054 | $0 |
| 2025-09-24 | GLAUKOS Corp (GKOS) | CHIEF DEVELOPMENT OFFICER | Sell | 23 | $1,904 |
Source: SEC Form 4 filings · as of 2026-07-08