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GLAUKOS Corp

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

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.

Q3 2025 vs. Q2 2025

How the institutions holding GLAUKOS Corp changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of GKOS: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders2984315+21
Shares61.0M746.0K55.9M−4.37M (−7.2%)
Value$6.30B$77.1M$4.56B−$1.67B (−26.7%)

4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (62)

Institutions that held GLAUKOS Corp at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to GKOS in Q3 2025
InstitutionSharesValue% of portfolio
Millennium Management LLC913,410$74.5M0.06%
T. Rowe Price Investment Management, Inc.395,653$32.3M0.02%
Sofinnova Investments, Inc.312,994$25.5M1.57%
D. E. Shaw & Co., Inc.278,435$22.7M0.02%
Cubist Systematic Strategies, LLC94,900$7.74M0.11%
Two Sigma Investments, LP66,939$5.46M0.01%
Two Sigma Advisers, LP61,700$5.03M0.01%
Renaissance Technologies LLC57,892$4.72M0.01%
Voloridge Investment Management, LLC57,218$4.67M0.02%
Ra Capital Management, L.P.54,180$4.42M0.05%
Trexquant Investment LP48,759$3.98M0.04%
Capital Fund Management S.A.35,534$2.90M0.03%
Adage Capital Partners GP, L.L.C.28,582$2.33M0.00%
Exome Asset Management LLC27,143$2.21M1.46%
Point72 Hong Kong Ltd24,728$2.02M0.09%
Zhang Financial LLC21,717$1.77M0.07%
Entropy Technologies, LP19,531$1.59M0.12%
SummitTX Capital, L.P.16,058$1.31M0.05%
TD Asset Management Inc14,184$1.16M0.00%
Campbell & CO Investment Adviser LLC13,588$1.11M0.08%
Fox Run Management, L.L.C.12,308$1.00M0.16%
Cinctive Capital Management LP11,498$937.7K0.05%
Y-Intercept (Hong Kong) Ltd11,479$936.1K0.02%
SG Americas Securities, LLC10,740$876.0K0.00%
Brevan Howard Capital Management LP8,526$695.3K0.01%
Aquatic Capital Management LLC8,297$676.6K0.01%
Magnetar Financial LLC8,209$669.4K0.00%
Prelude Capital Management, LLC8,209$669.4K0.05%
Verition Fund Management LLC7,102$579.2K0.00%
CIBC Bancorp USA Inc.5,961$486.1K0.00%
Aigen Investment Management, LP4,400$358.8K0.06%
GTS Securities LLC4,287$349.6K0.01%
FORA Capital, LLC4,146$338.1K0.06%
Headlands Technologies LLC3,775$307.9K0.02%
Boothbay Fund Management, LLC3,703$302.0K0.01%
Cetera Investment Advisers3,406$277.8K0.00%
Henshaw Capital LLC3,404$277.6K0.01%
Occudo Quantitative Strategies LP3,264$266.2K0.03%
Walleye Trading LLC2,937$239.5K0.00%
Summit Global Investments2,806$229.0K0.01%
Swiss Life Asset Management Ltd2,560$208.8K0.00%
Point72 Asia (Singapore) Pte. Ltd.2,225$181.5K0.03%
Point72 (DIFC) Ltd1,278$104.2K0.01%
REAP Financial Group, LLC486$39.6K0.01%
Acadian Asset Management LLC465$37.0K0.00%
OP Asset Management Ltd355$28.9K0.00%
FNY Investment Advisers, LLC300$24.0K0.01%
Rockefeller Capital Management L.P.277$22.6K0.00%
Salomon & Ludwin, LLC215$18.8K0.00%
Wealthspire Advisors, LLC162$13.2K0.00%
Quarry LP107$8.73K0.00%
Advisory Services Network, LLC104$8.48K0.00%
JPL Wealth Management, LLC65$5.30K0.00%
Murphy & Mullick Capital Management Corp50$4.39K0.00%
Optiver Holding B.V.46$3.75K0.00%
First Horizon Corp13$1.06K0.00%
Principal Securities, Inc.8$6520.00%
TD Private Client Wealth LLC8$6520.00%
Tortoise Investment Management, LLC7$5710.00%
Rossby Financial, LCC4$3330.00%
Caitong International Asset Management Co., Ltd4$3260.00%
TD Waterhouse Canada Inc.1$830.00%

Sold out (41)

Institutions that held GLAUKOS Corp at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of GKOS in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Driehaus Capital Management LLC500,472$51.7M
Polar Asset Management Partners Inc.177,123$18.3M
Divisadero Street Capital Management, LP101,791$10.5M
Summit Partners Public Asset Management, LLC75,000$7.75M
Eversept Partners, LP31,496$3.25M
Armistice Capital, LLC31,438$3.25M
Lazard Asset Management LLC25,792$2.66M
Virginia Retirement Systems Et Al11,500$1.19M
Zweig-DiMenna Associates LLC8,600$888.3K
Centiva Capital, LP6,107$630.8K
Oxford Asset Management LLP5,348$552.4K
Jacobs Levy Equity Management, Inc5,291$546.5K
Yarbrough Capital, LLC4,728$488.4K
Quadrature Capital Ltd4,715$487.2K
First Trust Advisors LP3,139$324.2K
O'Shaughnessy Asset Management, LLC2,795$288.7K
Core Wealth Partners LLC2,450$253.1K
Ethic Inc.2,331$236.4K
Wealth Alliance2,279$235.4K
Journey Strategic Wealth LLC2,137$220.7K
OneAscent Financial Services LLC2,105$217.0K
Apriem Advisors2,100$216.9K
Inspire Advisors, LLC2,016$208.2K
Shelton Capital Management2,015$208.1K
Revisor Wealth Management LLC1,914$203.9K
Guggenheim Capital LLC1,957$202.1K
Sanctuary Advisors, LLC1,942$200.6K
Skopos Labs, Inc.172$17.8K
Twin Peaks Wealth Advisors, LLC155$13.8K
MPWM Advisory Solutions, LLC120$12.4K
Whipplewood Advisors, LLC75$7.75K
Kestra Investment Management, LLC39$4.03K
Geneos Wealth Management Inc.36$3.72K
UMA Financial Services, Inc.16$1.65K
Sierra Ocean, LLC14$1.45K
Kilter Group LLC11$1.14K
ORG Partners LLC10$1.02K
J.Safra Asset Management Corp9$930
South State Corp.6$620
Bryn Mawr Trust Co1$103
CIBC Private Wealth Group, LLC1$103

Not filed for Q3 2025 yet (4)

Institutions that held GLAUKOS Corp at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding GKOS in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Norges Bank738,828$76.3M
CIBC World Markets Corp6,890$711.7K
First Horizon Advisors, Inc.225$23.2K
Oliver Lagore Vanvalin Investment Group75$7.38K