11 insiders reported 173 Form 4 transactions for GLAUKOS Corp (GKOS) over the past 18 months (most recent 2026-09-18). Recent activity: Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 103 shares, Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 345 shares, Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 191 shares, Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 460 shares, Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 120 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 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 | 234 | $40,002 |
| 2026-09-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 4 | $688 |
| 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 | 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 |
| 2026-08-13 | Gilliam Joseph E | PRESIDENT & COO | Sell | 32,037 | $5.8M |
| 2026-08-11 | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | Buy | 20,000 | $676,200 |
| 2026-08-11 | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | Sell | 20,000 | $3.6M |
| 2026-08-03 | WEN LEANA | Director | Sell | 525 | $88,006 |
| 2026-07-21 | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | Buy | 10,000 | $386,800 |
| 2026-07-21 | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | Sell | 10,000 | $1.6M |
| 2026-07-13 | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | Buy | 10,000 | $386,800 |
| 2026-07-13 | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | Sell | 10,000 | $1.6M |
来源：SEC Form 4 申报文件 · 截至 2026-09-18