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 |
|---|---|---|---|---|---|---|
| 2026-08-28 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale | −6,091 | $181.19 | $1.1M | 73,900 |
| 2026-08-28 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale | −10 | $182.50 | $2K | 73,890 |
| 2026-08-19 | Kliman Gilbert H Director | Sale | −2,500 | $190.00 | $475K | 37,406 |
| 2026-08-11 | Gilliam Joseph E PRESIDENT & COO | Sale | −27,963 | $178.89 | $5.0M | 104,625 |
| 2026-08-11 | Gilliam Joseph E PRESIDENT & COO | Sale | −32,037 | $180.49 | $5.8M | 72,588 |
| 2026-08-07 | Thurman Alex R. SVP & CHIEF FINANCIAL OFFICER | Sale 10b5-1 | −20,000 | $180.13 | $3.6M | 43,906 |
| 2026-07-31 | WEN LEANA Director | Sale | −525 | $167.63 | $88K | 21,092 |
| 2026-07-16 | Thurman Alex R. SVP & CHIEF FINANCIAL OFFICER | Sale 10b5-1 | −10,000 | $160.00 | $1.6M | 43,906 |
| 2026-07-09 | Thurman Alex R. SVP & CHIEF FINANCIAL OFFICER | Sale 10b5-1 | −10,000 | $155.00 | $1.6M | 43,681 |
| 2026-07-06 | Thurman Alex R. SVP & CHIEF FINANCIAL OFFICER | Sale 10b5-1 | −10,000 | $150.00 | $1.5M | 43,681 |
| 2026-07-01 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −716 | $139.06 | $100K | 87,634 |
| 2026-06-16 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −1,537 | $130.68 | $201K | 88,833 |
| 2026-05-14 | Kliman Gilbert H Director | Sale | −5,000 | $140.76 | $704K | 35,528 |
| 2026-05-11 | Kliman Gilbert H Director | Sale | −5,000 | $135.00 | $675K | 35,528 |
| 2026-05-01 | WEN LEANA Director | Sale | −1,700 | $143.35 | $244K | 19,739 |
| 2026-05-01 | Gilliam Joseph E PRESIDENT & COO | Sale | −19,573 | $143.54 | $2.8M | 73,419 |
| 2026-04-30 | Thurman Alex R. SVP & CHIEF FINANCIAL OFFICER | Sale 10b5-1 | −10,000 | $140.00 | $1.4M | 43,681 |
| 2026-04-10 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −1,237 | $116.72 | $144K | 91,226 |
| 2026-04-10 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −210 | $117.45 | $25K | 91,016 |
| 2026-04-10 | Navratil Tomas CHIEF DEVELOPMENT OFFICER | Sale 10b5-1 | −614 | $119.35 | $73K | 90,402 |
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