Form 4: GLAUKOS Executive Sells Shares
Insider Transaction (Form 4)
Tomas Navratil, CHIEF DEVELOPMENT OFFICER of GLAUKOS Corp, sold 13,744 shares of common stock on August 28, 2026.
Summary
- Open-market sale: disposed of 7,643 Common Stock at $180.25 ($1,377,651) on August 28, 2026; holds 79,991 after (Direct).
- Open-market sale: disposed of 6,091 Common Stock at $181.19 ($1,103,628) on August 28, 2026; holds 73,900 after (Direct).
- Open-market sale: disposed of 10 Common Stock at $182.50 ($1,825) on August 28, 2026; holds 73,890 after (Direct).
Sentiment
Score: 3
Explanation: StockSavvy.ai views this as a mildly negative signal: an insider sold $2,483,104 of stock on the open market.
Insider Transactions
Tomas Navratil — Officer (CHIEF DEVELOPMENT OFFICER)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-08-28 | Open-market sale | Common Stock | 7,643 | $180 | $1.4M | 79,991 |
| 2026-08-28 | Open-market sale | Common Stock | 6,091 | $181 | $1.1M | 73,900 |
| 2026-08-28 | Open-market sale | Common Stock | 10 | $183 | $1.8K | 73,890 |
Key Dates
| Date | Description |
|---|---|
| 2026-08-28 | Open-market sale (7,643 shares) |
| 2026-08-28 | Open-market sale (6,091 shares) |
| 2026-08-28 | Open-market sale (10 shares) |
Keywords
insider transaction, Form 4, GKOS, GLAUKOS Corp, bearish, Tomas Navratil
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