| 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 40,716 shares worth roughly $6.8M. 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 | 87.6K | $15.95M | - | |
| CEO | 80.5K | $14.65M | - | |
| COO | 72.4K | $13.17M | - | |
| CFO | 63.9K | $11.63M | -20,000 | |
| Dir | 24.2K | $4.41M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 7, 2026 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sale+OE | 20,000 | $180.13 | $3,602,600.00 | -31.3% | - | - | |
| Jul 9, 2026 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sale+OE | 10,000 | $155.00 | $1,550,000.00 | -18.6% | - | - | |
| Jul 6, 2026 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sale+OE | 10,000 | $150.00 | $1,500,000.00 | -18.6% | - | - | |
| Jul 1, 2026 | Navratil Tomas59 | Chief Development Officer | Sell | 716 | $139.06 | $99,566.96 | -0.8% | - | - | |
| May 14, 2026 | Kliman Gilbert H64 | Director | Sale+OE | 5,000 | $140.76 | $703,800.00 | -12.3% | - | - | |
| May 11, 2026 | Kliman Gilbert H64 | Director | Sale+OE | 5,000 | $135.00 | $675,000.00 | -12.3% | - | - | |
| Mar 25, 2026 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sell | 2,511 | $106.46 | $267,321.06 | -5.6% | +22.9% | - | |
| Mar 24, 2026 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sell | 1,521 | $105.24 | $160,070.04 | -3.2% | +24.2% | - | |
| Dec 9, 2025 | Kliman Gilbert H64 | Director | Sale+OE | 5,000 | $107.27 | $536,350.00 | -12.5% | -1.0% | - | |
| Nov 25, 2025 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sell | 315 | $105.00 | $33,075.00 | -0.6% | +15.4% | - |