| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Insider activity in GKOS over the last quarter tilts toward selling: insiders offloaded a net 101,368 shares worth roughly $18.2M. In the past 30 days, 0 insiders bought and 1 sold.
On the other side, 1 insider reduced a position over the period. GKOS sits in the Health Care Equipment & Supplies industry within the Health Care sector, so this activity is best read against the sector's broader insider trend.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| Other | 69.6K | $11.47M | -1,527 | |
| CEO | 69.0K | $9.83M | - | |
| Dir | 49.5K | - | - | |
| Dir | 39.3K | - | - | |
| Dir | 37.4K | $7.11M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jul 6, 2026 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sale+OE | 10,000 | $150.00 | $1,500,000.00 | -18.6% | +10.3% | - | |
| Jul 1, 2026 | Navratil Tomas59 | Chief Development Officer | Sell | 716 | $139.06 | $99,566.96 | -0.8% | +15.3% | - | |
| Jun 16, 2026 | Navratil Tomas59 | Chief Development Officer | Sell | 1,537 | $130.68 | $200,855.16 | -1.7% | +34.2% | - | |
| May 14, 2026 | Kliman Gilbert H64 | Director | Sale+OE | 5,000 | $140.76 | $703,800.00 | -12.3% | +31.3% | - | |
| May 11, 2026 | Kliman Gilbert H64 | Director | Sale+OE | 5,000 | $135.00 | $675,000.00 | -12.3% | +34.0% | - | |
| May 1, 2026 | Wen Leana | Director | Sell | 1,700 | $143.35 | $243,695.00 | -7.9% | +20.2% | - | |
| May 1, 2026 | Gilliam Joseph E55 | President &COO | Sell | 19,573 | $143.54 | $2,809,508.42 | -21.0% | +20.2% | - | |
| Apr 30, 2026 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sale+OE | 10,000 | $140.00 | $1,400,000.00 | -18.6% | +12.5% | - | |
| Apr 10, 2026 | Navratil Tomas59 | Chief Development Officer | Sell | 2,093 | $117.62 | $246,175.40 | -2.3% | +33.2% | - | |
| Mar 25, 2026 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sell | 2,511 | $106.46 | $267,321.06 | -5.6% | +22.9% | - |