Form4insider filings, from the source

Insider · CIK 0001920053

Tomas Navratil

Files at: GKOS. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $3.0M · 4net −$3.0M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 15Jun 30Jul 16Aug 1Aug 16Sep 1Sep 17

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 16, 2026 SForm 4 →Sep 18, 5:32 pm EDTGLAUKOS CorpGKOS1,457$166.92$243,20472,433−1.97%10b5-1
Aug 28, 2026 SForm 4 →Sep 1, 6:24 pm EDTGLAUKOS CorpGKOS13,744$180.67$2,483,10473,890−15.7%
Jul 1, 2026 SForm 4 →Jul 8, 8:53 pm EDTGLAUKOS CorpGKOS716$139.06$99,56787,634−0.81%10b5-1 late
Jun 25, 2026 FForm 4 →Jun 29, 6:02 pm EDTGLAUKOS CorpGKOS483$142.57$68,86188,350—
Jun 16, 2026 SForm 4 →Jun 18, 7:34 pm EDTGLAUKOS CorpGKOS1,537$130.68$200,85588,833−1.70%10b5-1

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.