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Who

Tomas Navratil

Chief Development Officer

Company insider

Files Form 4 as: Chief Development Officer, Glaukos.

In numbers

Trades disclosed
137
Buys
0
Sells
11
Bought
$0
Sold
$8.5M
Companies
1
Companies where not an officer
0
First trade
1 Apr 2022
Last trade
5 Oct 2026
Last filed
7 Oct 2026

Companies traded

Where they are an officer
GKOS GlaukosOfficer · Medical Devices · last 5 Oct 20260 buys · 11 sells

Activity over time

1 Feb 2025 – 1 Oct 2026
20Feb 25Jul 25Dec 25May 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
5 Oct 2026filed 7 Oct 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$146K888 at $163.93filing
5 Oct 2026filed 7 Oct 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$54K327 at $164.78filing
5 Oct 2026filed 7 Oct 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$52K312 at $165.60filing
25 Sep 2026filed 28 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$25K167 at $151.70filing
25 Sep 2026filed 28 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$21K136 at $152.71filing
25 Sep 2026filed 28 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$35K229 at $154.24filing
25 Sep 2026filed 28 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$168K1,083 at $154.88filing
25 Sep 2026filed 28 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$25K167 at $151.70filing
25 Sep 2026filed 28 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$21K136 at $152.71filing
25 Sep 2026filed 28 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$35K229 at $154.24filing
25 Sep 2026filed 28 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$168K1,083 at $154.88filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$17K103 at $163.20filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$57K345 at $164.60filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$32K191 at $166.20filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$77K460 at $167.32filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$20K120 at $168.38filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$40K234 at $170.95filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$6884 at $172.00filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$17K103 at $163.20filing
16 Sep 2026filed 18 Sep 2026GKOS GlaukosMedical DevicesSEC FORM 4 Sold$57K345 at $164.60filing

News

Glaukos Expands Retinal Pipeline With RevOpsis Deal - Orange County Business JournalGKOS · ocbj.com · 19 Oct 2026

0 headlines in the last 90 days name Tomas Navratil; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Health Care11

Buys in green, sells in red, by the company’s sector.

Related people

Gilbert H. KlimanDirector · Director at Glaukos, filing Form 4 there in the last year
Joseph E. GilliamDirector · President & COO at Glaukos, filing Form 4 there in the last year
Alex R. ThurmanSVP & Chief Financial Officer · SVP & Chief Financial Officer at Glaukos, filing Form 4 there in the last year
Leana WenDirector · Director at Glaukos, filing Form 4 there in the last year
Thomas William BurnsChairman & CEO · Chairman & CEO at Glaukos, filing Form 4 there in the last year
Donald J. TrumpPresident · Also traded GKOS in the last 90 days