Tomas Navratil sold $243K of GKOS stock

Tomas Navratil, Chief Development Officer of GLAUKOS Corp (GKOS), sold 1,457 shares of GKOS stock worth $243K, per an SEC Form 4 filed Sep 18, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on Sep 16, 2026, 2 days before it was made public.

GKOS has moved +37.3% since the trade date, from $163.47 to $224.41 (Nov 6, 2026 close).