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Insider selling
Tomas Navratil sold $243K of GLAUKOS Corp (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 -1.2% since the trade date, from $163.47 to $161.53 (Sep 21, 2026 close).
- Traded
- Sep 16, 2026
- Disclosed
- Sep 18, 2026
- Filing delay
- 2 days
- Price since
- -1.2%
- Role
- Chief Development Officer
- Source
- SEC Form 4
More GKOS insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.