11 insiders reported 176 Form 4 transactions for GLAUKOS Corp (GKOS) over the past 18 months (most recent 2026-06-18). Recent activity: Navratil Tomas (CHIEF DEVELOPMENT OFFICER) Sell 1,537 shares, WEISNER AIMEE S (Director) Buy 1,878 shares, Kliman Gilbert H (Director) Buy 1,878 shares, Hoffmeister David F (Director) Buy 1,878 shares, Foley Mark J (Director) Buy 1,878 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-18 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 1,537 | $200,855 |
| 2026-06-01 | WEISNER AIMEE S | Director | Buy | 1,878 | $0 |
| 2026-06-01 | Kliman Gilbert H | Director | Buy | 1,878 | $0 |
| 2026-06-01 | Hoffmeister David F | Director | Buy | 1,878 | $0 |
| 2026-06-01 | Foley Mark J | Director | Buy | 1,878 | $0 |
| 2026-06-01 | Stapley Marc | Director | Buy | 1,878 | $0 |
| 2026-06-01 | Torres Denice | Director | Buy | 1,878 | $0 |
| 2026-06-01 | WEN LEANA | Director | Buy | 1,878 | $0 |
| 2026-05-18 | Kliman Gilbert H | Director | Buy | 5,000 | $123,450 |
| 2026-05-18 | Kliman Gilbert H | Director | Sell | 5,000 | $703,800 |
| 2026-05-13 | Kliman Gilbert H | Director | Buy | 5,000 | $123,450 |
| 2026-05-13 | Kliman Gilbert H | Director | Sell | 5,000 | $675,000 |
| 2026-04-14 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 210 | $24,664 |
| 2026-04-14 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 614 | $73,281 |
| 2026-04-14 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 32 | $3,847 |
| 2026-04-14 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 1,237 | $144,383 |
| 2026-04-03 | Burns Thomas William | CHAIRMAN & CEO | Sell | 180,308 | $0 |
| 2026-04-03 | Gilliam Joseph E | PRESIDENT & COO | Sell | 3,169 | $347,322 |
| 2026-04-03 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 1,146 | $125,602 |
| 2026-04-03 | Thurman Alex R. | SVP & CHIEF FINANCIAL OFFICER | Sell | 1,589 | $174,154 |
| 2026-04-03 | Burns Thomas William | CHAIRMAN & CEO | Buy | 180,308 | $0 |
| 2026-04-03 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 1,831 | $200,678 |
| 2026-04-03 | Burns Thomas William | CHAIRMAN & CEO | Sell | 2,469 | $270,602 |
| 2026-04-03 | Burns Thomas William | CHAIRMAN & CEO | Sell | 7,468 | $818,493 |
| 2026-04-02 | Navratil Tomas | CHIEF DEVELOPMENT OFFICER | Sell | 5,798 | $635,461 |
Source: SEC Form 4 filings · as of 2026-06-18