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CIK 0001192448 · Large accelerated filer

GLAUKOS Corp

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Ticker
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.

Pace of trading Bought Sold

Who's trading

90 days

  1. Navratil Tomas −$13.8M CHIEF DEVELOPMENT OFFICER sold 63% of stake
  2. Kliman Gilbert H −$1.1M Director sold 12% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-06-16 Navratil Tomas CHIEF DEVELOPMENT OFFICER Sale 10b5-1 −1,537 $130.68 $201K 88,833
2026-05-28 WEN LEANA Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Torres Denice Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Stapley Marc Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Foley Mark J Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Hoffmeister David F Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Kliman Gilbert H Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 WEISNER AIMEE S Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 WEN LEANA Director Grant or award +1,878 21,617
2026-05-28 WEN LEANA Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Torres Denice Director Grant or award +1,878 24,212
2026-05-28 Torres Denice Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Stapley Marc Director Grant or award +1,878 39,327
2026-05-28 Stapley Marc Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Foley Mark J Director Grant or award +1,878 60,267
2026-05-28 Foley Mark J Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Hoffmeister David F Director Grant or award +1,878 49,549
2026-05-28 Hoffmeister David F Director Grant or award · Stock Option (Right to Buy) +2,987 2,987
2026-05-28 Kliman Gilbert H Director Grant or award +1,878 37,406
2026-05-28 Kliman Gilbert H Director Grant or award · Stock Option (Right to Buy) +2,987 2,987

Page 4 of 12 · 236 trades