Drag a card by its title · ⚙ to size, swap or remove

The company

Glaukos Corporation

GKOS · NYSE

Health CareMedical DevicesLeading

GKOS stood above a rising 150-day average in 45 of the last 52 weekly readings, including each of the last 20 weeks. It is 14.6% above that average now. Medical Devices: 27% of its 181 stocks in an uptrend (−7 points in four weeks); Health Care: 26% (−10 points in four weeks).

SEC filings

Statistics

Rotation: Leading
Weeks in an uptrend: 20 in a row
Industry in uptrend: 27% -7 in 4 wk
Insider buys, 12 months: $0
Insider sales, 12 months: $136.1M
Officials’ trades on record: 6
Institutions holding: 340 (+32)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 45 of 52 weeks.

20 Apr – 19 Oct

Medical Devices: A minority of its stocks are in an uptrend and the share has been slipping. Health Care: A minority of its stocks are in an uptrend and the share has fallen sharply over four weeks.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

6 disclosed lines: House 0, Senate 0, executive 6; 1 people.

Who	Did	Amount	Traded
Donald J. Trump Executive branch: Office of Government EthicsWhite House Office	sold	$50k–$100k	29 Jul 2026filed 22 Sep 2026
Donald J. Trump Executive branch: Office of Government EthicsWhite House Office	bought	$1k–$15k	15 Jun 2026filed 22 Aug 2026
Donald J. Trump Executive branch: Office of Government EthicsWhite House Office	sold	$15k–$50k	15 May 2026filed 1 Jul 2026
Donald J. Trump Executive branch: Office of Government EthicsWhite House Office	bought	$15k–$50k	30 Mar 2026filed 14 May 2026
Donald J. Trump Executive branch: Office of Government EthicsWhite House Office	sold	$1k–$15k	26 Feb 2026filed 14 May 2026
Donald J. Trump Executive branch: Office of Government EthicsWhite House Office	bought	$15k–$50k	26 Jan 2026filed 14 May 2026

Insiders

Buy orders, 12 months0

Sale orders, 12 months32

Buyers · sellers0 · 8

Who	Did	Shares	Traded
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	888at $163.93	5 Oct 2026filed 7 Oct 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	327at $164.78	5 Oct 2026filed 7 Oct 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	312at $165.60	5 Oct 2026filed 7 Oct 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	167at $151.70	25 Sep 2026filed 28 Sep 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	136at $152.71	25 Sep 2026filed 28 Sep 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	229at $154.24	25 Sep 2026filed 28 Sep 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	1,083at $154.88	25 Sep 2026filed 28 Sep 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	103at $163.20	16 Sep 2026filed 18 Sep 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	345at $164.60	16 Sep 2026filed 18 Sep 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	191at $166.20	16 Sep 2026filed 18 Sep 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	460at $167.32	16 Sep 2026filed 18 Sep 2026
Tomas NavratilCHIEF DEVELOPMENT OFFICER	sold	120at $168.38	16 Sep 2026filed 18 Sep 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders340+32 on the quarter

New · exited73 · 42

Reported value$8.3B

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
BlackRock, Inc.added · filed 7 Aug 2026	9,540,056$1.3B	+450,027+5.0%
Jupiter Topco LLCnew · filed 14 Aug 2026	4,862,894$679.6M	+4,862,894
VANGUARD PORTFOLIO MANAGEMENT LLCadded · filed 13 Aug 2026	3,321,839$464.3M	+113,476+3.5%
PRIMECAP MANAGEMENT COreduced · filed 14 Aug 2026	3,040,705$425.0M	-329,923−9.8%
VANGUARD CAPITAL MANAGEMENT LLCadded · filed 13 Aug 2026	2,551,132$356.5M	+42,361+1.7%
STATE STREET CORPadded · filed 7 Aug 2026	2,315,568$323.7M	+132,951+6.1%
MILLENNIUM MANAGEMENT LLCadded · filed 14 Aug 2026	1,581,016$221.0M	+407,320+34.7%
Holocene Advisors, LPadded · filed 14 Aug 2026	1,514,931$211.7M	+131,216+9.5%
GEODE CAPITAL MANAGEMENT, LLCadded · filed 12 Aug 2026	1,463,448$204.6M	+106,995+7.9%
CITADEL ADVISORS LLCreduced · filed 14 Aug 2026	1,390,017$194.3M	-56,909−3.9%