CIK 0001192448 · Large accelerated filer
GLAUKOS Corp
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- GKOS
- Exchange
- NYSE
- Industry
- Surgical & Medical Instruments & Apparatus
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- Phone
- 949-367-9600
- Business address
- 1 GLAUKOS WAY, ALISO VIEJO, CA, 92656
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $14,953,066
- in 7 filings, $743K under 10b5-1 plans
Net −$14,953,066. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-12-11 | Burns Thomas William CHAIRMAN & CEO | Grant or award · Stock Option (Right to Buy) | +8,416 | 86,262 | ||
| 2025-12-09 | Kliman Gilbert H Director | Option exercise | +5,000 | $24.69 | $123K | 39,905 |
| 2025-12-09 | Kliman Gilbert H Director | Sale | −5,000 | $107.27 | $536K | 34,905 |
| 2025-12-09 | Kliman Gilbert H Director | Option exercise · Stock Option (Right to Buy) | −5,000 | $24.69 | $123K | 10,000 |
| 2025-11-25 | Thurman Alex R. SVP & CHIEF FINANCIAL OFFICER | Sale 10b5-1 | −315 | $105.00 | $33K | 50,488 |
| 2025-11-18 | Gilliam Joseph E PRESIDENT & COO | Sale | −19,340 | $90.00 | $1.7M | 92,366 |
| 2025-09-23 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Shares withheld for taxes 10b5-1 | −483 | $84.69 | $41K | 75,907 |
| 2025-09-23 | Gilliam Joseph E PRESIDENT & COO | Shares withheld for taxes | −1,056 | $84.69 | $89K | 111,706 |
| 2025-09-23 | Burns Thomas William CHAIRMAN & CEO | Shares withheld for taxes | −4,059 | $84.69 | $344K | 150,705 |
| 2025-09-22 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −23 | $82.79 | $2K | 76,884 |
| 2025-09-22 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −218 | $83.76 | $18K | 76,666 |
| 2025-09-22 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −276 | $84.70 | $23K | 76,390 |
| 2025-09-19 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Shares withheld for taxes | −510 | $83.47 | $43K | 76,907 |
| 2025-09-19 | Burns Thomas William CHAIRMAN & CEO | Shares withheld for taxes | −1,098 | $83.47 | $92K | 154,764 |
| 2025-09-18 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Grant or award | +1,948 | 77,417 | ||
| 2025-09-18 | Gilliam Joseph E PRESIDENT & COO | Grant or award | +3,884 | 112,762 | ||
| 2025-09-18 | Burns Thomas William CHAIRMAN & CEO | Grant or award | +15,417 | 155,862 | ||
| 2025-09-11 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −3,194 | $87.98 | $281K | 77,417 |
| 2025-09-11 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −1,948 | $88.61 | $173K | 75,469 |
| 2025-06-11 | Hoffmeister David F Director | Option exercise | +25,000 | $32.00 | $800K | 31,918 |
Page 11 of 12 · 236 trades