Form 4: GLAUKOS Executive Sells Shares
Insider Transaction (Form 4)
Tomas Navratil, CHIEF DEVELOPMENT OFFICER of GLAUKOS Corp, sold 1,615 shares of common stock on September 25, 2026.
Summary
- Open-market sale: disposed of 167 Common Stock at $151.70 ($25,334) on September 25, 2026; holds 72,266 after (Direct).
- Open-market sale: disposed of 136 Common Stock at $152.71 ($20,769) on September 25, 2026; holds 72,130 after (Direct).
- Open-market sale: disposed of 229 Common Stock at $154.24 ($35,321) on September 25, 2026; holds 71,901 after (Direct).
- Open-market sale: disposed of 1,083 Common Stock at $154.88 ($167,735) on September 25, 2026; holds 70,818 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $249,158 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Tomas Navratil — Officer (CHIEF DEVELOPMENT OFFICER)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-25 | Open-market sale | Common Stock | 167 | $152 | $25.3K | 72,266 |
| 2026-09-25 | Open-market sale | Common Stock | 136 | $153 | $20.8K | 72,130 |
| 2026-09-25 | Open-market sale | Common Stock | 229 | $154 | $35.3K | 71,901 |
| 2026-09-25 | Open-market sale | Common Stock | 1,083 | $155 | $167.7K | 70,818 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-25 | Open-market sale (167 shares) |
| 2026-09-25 | Open-market sale (136 shares) |
| 2026-09-25 | Open-market sale (229 shares) |
| 2026-09-25 | Open-market sale (1,083 shares) |
Keywords
insider transaction, Form 4, GKOS, GLAUKOS Corp, bearish, Tomas Navratil
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