Tomas Navratil, CHIEF DEVELOPMENT OFFICER at GLAUKOS Corp (GKOS), sold 13,744 shares at $180.25 ($2.5M) on 2026-08-28, disclosed to the SEC on 2026-09-01.
Seasonal sale ($2.5M) by CHIEF DEVELOPMENT OFFICER — this insider has traded GKOS in August in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $180.25 | 7,643 | $1.4M | 55.5% |
| 2 | $181.19 | 6,091 | $1.1M | 44.4% |
| 3 | $182.50 | 10 | $2K | 0.1% |
| Total | $180.67 avg | 13,744 | $2.5M | 100% |
| Filing → |
| GKOS | SELL | 2026-07-08 | $100K | — | Filing → |
| GKOS | SELL | 2026-06-18 | $201K | — | Filing → |
| GKOS | SELL | 2026-04-14 | $246K | — | Filing → |