GLAUKOS Corp (GKOS) Insider Trading -- Recent Executive & Director Transactions
11 insiders reported 180 Form 4 transactions for GLAUKOS Corp (GKOS) over the past 18 months (most recent 2026-10-07). Recent activity: Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 888 shares, Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 327 shares, Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 312 shares, Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 167 shares, Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 136 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-07 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 888 | $145,570 |
| 2026-10-07 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 327 | $53,883 |
| 2026-10-07 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 312 | $51,667 |
| 2026-09-28 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 167 | $25,334 |
| 2026-09-28 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 136 | $20,769 |
| 2026-09-28 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 229 | $35,321 |
| 2026-09-28 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 1,083 | $167,735 |
| 2026-09-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 103 | $16,810 |
| 2026-09-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 345 | $56,787 |
| 2026-09-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 191 | $31,744 |
| 2026-09-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 460 | $76,967 |
| 2026-09-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 120 | $20,206 |
| 2026-09-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 4 | $688 |
| 2026-09-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 234 | $40,002 |
| 2026-09-01 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 7,643 | $1.4M |
| 2026-09-01 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 6,091 | $1.1M |
| 2026-09-01 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 10 | $1,825 |
| 2026-08-20 | Kliman Gilbert H | Director | Buy | 2,500 | $64,425 |
| 2026-08-20 | Kliman Gilbert H | Director | Sell | 2,500 | $475,000 |
| 2026-08-13 | Gilliam Joseph E | PRESIDENT & COO | Sell | 32,037 | $5.8M |
| 2026-08-13 | Gilliam Joseph E | PRESIDENT & COO | Buy | 10,000 | $484,600 |
| 2026-08-13 | Gilliam Joseph E | PRESIDENT & COO | Buy | 20,000 | $1.1M |
| 2026-08-13 | Gilliam Joseph E | PRESIDENT & COO | Buy | 20,000 | $1.1M |
| 2026-08-13 | Gilliam Joseph E | PRESIDENT & COO | Buy | 10,000 | $484,600 |
| 2026-08-13 | Gilliam Joseph E | PRESIDENT & COO | Sell | 27,963 | $5.0M |
Source: SEC Form 4 filings · as of 2026-10-07