GLAUKOS Corp

GKOS

Exchange: NYSE
Industry: Surgical & Medical Instruments & Apparatus
SEC CIK: 0001192448

SEC filings (opens in a new tab)

In the last 90 days, GLAUKOS Corp insiders filed 0 open-market purchases and 11 sales; 367 institutions reported holding it in 13F filings for Q2 2026, worth $8.44B in total; no superinvestor holds it.

Q1 2024 vs. Q4 2023

How the institutions holding GLAUKOS Corp changed between Q4 2023 and Q1 2024.

All holders in Q1 2024 All holders in Q4 2023

13F holders of GKOS: Q4 2023 compared with Q1 2024
Measure	Q4 2023	Of which not filed for Q1 2024	Q1 2024	Change
Holders	246	1	254	+9
Shares	50.9M	9.94K	51.9M	+960.7K (+1.9%)
Value	$4.05B	$790.1K	$4.89B	+$842.6M (+20.8%)

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (43)

Institutions that held GLAUKOS Corp at the end of Q1 2024 but not at the end of Q4 2023.

Institutions new to GKOS in Q1 2024
Institution	Shares	Value	% of portfolio
Avidity Partners Management LP	224,000	$21.1M	0.75%
Pura Vida Investments, LLC	79,000	$7.45M	5.07%
RTW Investments, LP	58,791	$5.54M	0.08%
Bellevue Group AG	55,926	$5.27M	0.08%
Lisanti Capital Growth, LLC	42,095	$3.97M	0.97%
Point72 Europe (London) LLP	38,500	$3.63M	0.34%
Duality Advisers, LP	36,869	$3.48M	0.34%
Boothbay Fund Management, LLC	34,087	$3.21M	0.10%
Magnetar Financial LLC	24,798	$2.34M	0.05%
CIBC World Markets Corp	20,000	$1.89M	0.01%
Franklin Resources Inc	11,779	$1.11M	0.00%
Lighthouse Investment Partners, LLC	11,750	$1.11M	0.07%
UniSuper Management Pty Ltd	9,684	$913.1K	0.01%
Opaleye Management Inc.	8,576	$808.6K	0.18%
Lazard Asset Management LLC	8,190	$772.0K	0.00%
HSBC Holdings PLC	6,707	$632.1K	0.00%
Natixis	6,515	$614.3K	0.00%
Cetera Investment Advisers	4,500	$424.3K	0.00%
Point72 Asia (Singapore) Pte. Ltd.	4,373	$412.3K	0.11%
Steel Peak Wealth Management LLC	3,639	$343.1K	0.02%
Creative Planning	3,397	$320.3K	0.00%
O'Shaughnessy Asset Management, LLC	3,115	$293.7K	0.00%
Qsemble Capital Management, LP	2,659	$250.7K	0.05%
JustInvest LLC	2,599	$245.1K	0.01%
Kapitalo Investimentos Ltda	2,547	$240.2K	0.05%
Colony Group, LLC	2,433	$229.0K	0.00%
Evergreen Capital Management LLC	2,322	$218.9K	0.01%
Oppenheimer & Co Inc	2,299	$216.8K	0.00%
Shelton Capital Management	2,195	$207.0K	0.01%
Vident Advisory, LLC	2,182	$205.7K	0.00%
Walleye Capital LLC	1,634	$154.1K	0.00%
nVerses Capital, LLC	1,200	$113.1K	0.27%
CoreCap Advisors, LLC	200	$18.9K	0.00%
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.	128	$12.1K	0.00%
Catalyst Funds Management Pty Ltd	100	$9.43K	0.00%
Anfield Capital Management, LLC	61	$5.75K	0.00%
Benjamin F. Edwards & Company, Inc.	49	$5.00K	0.00%
Umb Bank N A	20	$1.89K	0.00%
Continuum Advisory, LLC	10	$1.08K	0.00%
Nelson, Van Denburg & Campbell Wealth Management Group, LLC	9	$848	0.00%
EverSource Wealth Advisors, LLC	8	$768	0.00%
CIBC Private Wealth Group, LLC	7	$652	0.00%
Rothschild Investment LLC	5	$471	0.00%

Sold out (34)

Institutions that held GLAUKOS Corp at the end of Q4 2023 and filed for Q1 2024 without it.

Institutions that sold out of GKOS in Q1 2024
Institution	Shares, Q4 2023	Value, Q4 2023
Money Concepts Capital Corp	163,969	$13.0M
Simplex Trading, LLC	60,734	$4.83M
TD Asset Management Inc	38,448	$3.06M
Quantbot Technologies LP	35,163	$2.80M
Caption Management, LLC	32,068	$2.55M
Healthcare of Ontario Pension Plan Trust Fund	32,000	$2.54M
PEAK6 Investments LLC	31,059	$2.47M
Trexquant Investment LP	28,779	$2.29M
Harbor Capital Advisors, Inc.	27,306	$2.17M
Two Sigma Securities, LLC	26,795	$2.13M
Campbell & CO Investment Adviser LLC	21,353	$1.70M
Nebula Research & Development LLC	20,002	$1.59M
HRT Financial LP	14,367	$1.14M
Tudor Investment Corp Et Al	11,400	$906.2K
Occudo Quantitative Strategies LP	9,812	$780.0K
Y-Intercept (Hong Kong) Ltd	8,816	$700.8K
Jennison Associates LLC	7,649	$608.0K
Wolverine Trading, LLC	7,081	$562.9K
Dynamic Technology Lab Private Ltd	6,838	$544.0K
Semanteon Capital Management, LP	6,686	$531.5K
Point72 Middle East FZE	5,696	$452.8K
Fox Run Management, L.L.C.	5,308	$421.9K
Petrus Trust Company, LTA	5,050	$401.4K
Squarepoint Ops LLC	4,975	$395.5K
Baker Tilly Wealth Management, LLC	4,736	$376.5K
Graham Capital Management, L.P.	4,369	$347.3K
Scientech Research LLC	4,320	$343.4K
Banque Cantonale Vaudoise	3,467	$276.0K
Captrust Financial Advisors	3,297	$262.1K
Systematic Portfolios LLC	3,243	$257.8K
Wrapmanager Inc	2,761	$219.5K
Fisher Asset Management, LLC	2,718	$216.1K
West Tower Group, LLC	75	$5.96K
Ronald Blue Trust, Inc.	23	$2.00K

Not filed for Q1 2024 yet (1)

Institutions that held GLAUKOS Corp at the end of Q4 2023 and haven't filed a 13F for Q1 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding GKOS in Q4 2023 that haven't filed for Q1 2024
Institution	Shares, Q4 2023	Value, Q4 2023
Putnam Investments LLC	9,939	$790.1K