| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov 18, 2025 | Gilliam Joseph E55 | President &COO | Sell | 19,340 | $90.00 | $1,740,600.00 | -17.3% | +16.4% | - | |
| Sep 22, 2025 | Navratil Tomas59 | Chief Development Officer | Sell | 517 | $84.22 | $43,541.05 | -0.2% | +38.4% | - | |
| Sep 11, 2025 | Navratil Tomas59 | Chief Development Officer | Sell | 5,142 | $88.22 | $453,620.40 | -3.3% | +24.3% | - | |
| Mar 25, 2025 | Thurman Alex R.50 | SVP &Chief Financial Officer | Sell | 1,520 | $106.84 | $162,398.58 | -0.9% | -9.5% | +2.5% | |
| Feb 26, 2025 | Foley Mark J | Director | Sale+OE | 20,687 | $120.72 | $2,497,334.64 | -27.6% | -19.5% | +0.8% | |
| Feb 14, 2025 | Navratil Tomas59 | Chief Development Officer | Sell | 3,416 | $147.14 | $502,630.24 | -4.5% | -40.2% | -28.5% | |
| Dec 20, 2024 | Gilliam Joseph E55 | President &COO | Sale+OE | 3,328 | $149.85 | $498,715.64 | -1.6% | -33.3% | -23.0% | |
| Dec 20, 2024 | Kliman Gilbert H64 | Director | Sale+OE | 10,000 | $150.28 | $1,502,800.00 | -23.6% | -33.3% | -23.0% | |
| Dec 11, 2024 | Kliman Gilbert H64 | Director | Sale+OE | 2,000 | $144.01 | $288,020.00 | -5.8% | -31.6% | -23.6% | |
| Oct 30, 2024 | Gilliam Joseph E55 | President &COO | Sale+OE | 2,275 | $138.97 | $316,156.75 | -2.2% | +15.1% | -36.7% |