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Glaukos (GKOS) Institutional Ownership

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$88.11 +0.11 (+0.13%)
As of 10:30 AM Eastern
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Institutional Ownership Changes (13F Filings) for Glaukos (NYSE:GKOS)

Current
Institutional Ownership
Percentage
99.04%
Number of
Institutional Buyers
(last 12 months)
216
Total
Institutional Inflows
(last 12 months)
$1.51B
Number of
Institutional Sellers
(last 12 months)
137
Total
Institutional Outflows
(last 12 months)
$3.01B
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GKOS Institutional Buying and Selling by Quarter

Glaukos Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/7/2025Illinois Municipal Retirement Fund28,244$2.92M0.0%-23.5%0.049%
8/7/2025ProShare Advisors LLC12,502$1.29M0.0%+7.4%0.022%
8/7/2025Profund Advisors LLC2,822$291K0.0%+13.9%0.005%
8/7/2025Connor Clark & Lunn Investment Management Ltd.13,118$1.36M0.0%N/A0.023%
8/7/2025Parkside Financial Bank & Trust1,252$129K0.0%+909.7%0.002%
8/6/2025 EFG Asset Management North America Corp.55,459$5.73M0.8%+4.5%0.097%
8/5/2025 Bank of New York Mellon Corp392,542$40.55M0.0%+6.6%0.687%
8/5/2025 Zweig DiMenna Associates LLC8,600$888K0.1%-85.9%0.015%
8/4/2025 Amalgamated Bank15,996$1.65M0.0%+3.2%0.028%
8/4/2025 Atria Investments Inc2,550$263K0.0%-33.7%0.004%
8/1/2025 AustralianSuper Pty Ltd406,096$41.95M0.2%N/A0.711%
8/1/2025 Teacher Retirement System of Texas19,948$2.06M0.0%+3.3%0.035%
8/1/2025 Bessemer Group Inc.6,542$675K0.0%+2,270.3%0.011%
8/1/2025 Envestnet Asset Management Inc.48,439$5.00M0.0%+72.8%0.085%
7/31/2025 Oppenheimer Asset Management Inc.14,297$1.48M0.0%+245.6%0.025%
7/31/2025 State of New Jersey Common Pension Fund D19,905$2.06M0.0%+4.2%0.035%
7/31/2025 AlphaQuest LLC644$67K0.0%+5,754.5%0.001%
7/30/2025 Ethic Inc.2,331$236K0.0%N/A0.004%
7/29/2025 Mutual of America Capital Management LLC7,340$758K0.0%-8.6%0.013%
7/29/2025 VIRGINIA RETIREMENT SYSTEMS ET Al11,500$1.19M0.0%N/A0.020%
7/29/2025 William Blair Investment Management LLC1,136,095$117.35M0.3%+52.4%1.988%
7/29/2025 WCM Investment Management LLC102,870$10.43M0.0%+6.2%0.180%
7/28/2025 Allianz Asset Management GmbH64,028$6.61M0.0%+12.5%0.112%
7/28/2025 Twin Tree Management LP18,026$1.86M0.0%+119.9%0.032%
7/28/2025 Bayforest Capital Ltd3,091$319K0.1%+115.4%0.005%
7/25/2025 Yousif Capital Management LLC21,788$2.25M0.0%+4.9%0.038%
7/25/2025 Allspring Global Investments Holdings LLC280,815$28.79M0.0%-12.5%0.491%
7/25/2025 Vanguard Personalized Indexing Management LLC3,394$351K0.0%+62.2%0.006%
7/25/2025 Oak Ridge Investments LLC10,695$1.11M0.1%-3.6%0.019%
7/24/2025 Inspire Investing LLC4,638$479K0.1%+17.2%0.008%
7/24/2025 Blair William & Co. IL47,250$4.88M0.0%+1.1%0.083%
7/24/2025 US Bancorp DE6,752$697K0.0%+12.6%0.012%
7/23/2025 Maryland State Retirement & Pension System16,793$1.74M0.0%+4.7%0.029%
7/23/2025 Louisiana State Employees Retirement System26,700$2.76M0.0%+2.7%0.047%
7/23/2025 KLP Kapitalforvaltning AS11,700$1.21M0.0%+7.3%0.020%
7/18/2025 Truist Financial Corp7,296$754K0.0%+138.9%0.013%
7/17/2025 Park Place Capital Corp399$41K0.0%+68.4%0.001%
7/17/2025 Taylor Frigon Capital Management LLC31,204$3.22M1.7%+39.4%0.055%
7/17/2025 Avior Wealth Management LLC3,800$393K0.0%+12.3%0.007%
7/16/2025 State of Alaska Department of Revenue34,021$3.51M0.0%+11.4%0.060%
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7/15/2025 Riverbridge Partners LLC403,971$41.73M0.7%+41.5%0.707%
7/15/2025 Fifth Third Bancorp4,453$460K0.0%+391.0%0.008%
7/15/2025 Revisor Wealth Management LLC1,914$204K0.1%N/A0.003%
7/14/2025 GAMMA Investing LLC2,109$218K0.0%+56.0%0.004%
7/11/2025 Diversified Trust Co4,205$434K0.0%N/A0.007%
7/11/2025 Assenagon Asset Management S.A.12,058$1.25M0.0%N/A0.021%
7/10/2025 Trust Point Inc.2,155$223K0.0%-28.1%0.004%
7/9/2025 Harbor Capital Advisors Inc.39,305$4.06M0.2%+0.4%0.069%
7/8/2025 Ehrlich Financial Group10,014$1.03M0.7%N/A0.018%
6/18/2025Voya Investment Management LLC155,324$15.29M0.0%-22.6%0.272%
6/5/2025Osterweis Capital Management Inc.59,133$5.82M0.0%N/A0.103%
6/3/2025 Inspire Investing LLC3,958$390K0.0%+45.6%0.007%
5/28/2025 Strs Ohio9,700$955K0.0%N/A0.017%
5/20/2025Intech Investment Management LLC92,564$9.11M0.1%+212.7%0.162%
5/19/2025 Bayforest Capital Ltd1,435$141K0.1%N/A0.003%
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC229,994$22.64M0.0%+41.7%0.403%
5/16/2025United Services Automobile Association3,357$342K0.0%N/A0.006%
5/16/2025Great Lakes Advisors LLC106,200$10.45M0.1%-6.3%0.186%
5/16/2025Fred Alger Management LLC605,690$59.61M0.3%-20.8%1.060%
5/16/2025Goldman Sachs Group Inc.369,147$36.33M0.0%-7.5%0.646%
5/16/2025Jones Financial Companies Lllp2,560$252K0.0%+1,405.9%0.004%
5/16/2025Dynamic Technology Lab Private Ltd3,120$307K0.0%N/A0.005%
5/16/2025Rockport Wealth LLC11,497$1.13M0.4%N/A0.020%
5/16/2025Polar Asset Management Partners Inc.17,991$1.77M0.0%-88.7%0.031%
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.31,593$3.11M0.0%+4.1%0.055%
5/16/2025 EFG Asset Management North America Corp.53,076$5.23M0.9%-12.4%0.093%
5/16/2025Eventide Asset Management LLC290,921$28.64M0.6%N/A0.509%
5/16/2025Cinctive Capital Management LP4,765$469K0.0%-53.7%0.008%
5/16/2025Alliancebernstein L.P.1,277,539$125.74M0.0%+56.5%2.236%
5/16/2025AQR Capital Management LLC7,788$766K0.0%+2.6%0.014%
5/16/2025Amundi227,290$22.37M0.0%+96.9%0.398%
5/15/2025RA Capital Management L.P.190,256$18.73M0.3%N/A0.333%
5/15/2025Braidwell LP624,435$61.46M2.2%+116.2%1.093%
5/15/2025Royal Bank of Canada228,249$22.46M0.0%+103.2%0.399%
5/15/2025Baird Financial Group Inc.53,834$5.30M0.0%-1.4%0.094%
5/15/2025Kingdon Capital Management L.L.C.74,400$7.32M0.8%N/A0.130%
5/15/2025Driehaus Capital Management LLC973,625$95.82M0.9%+18.7%1.704%
5/15/2025Landscape Capital Management L.L.C.10,184$1.00M0.1%+231.2%0.018%
5/14/2025Gamco Investors INC. ET AL7,228$711K0.0%+38.8%0.013%
5/14/2025Bank of Hawaii5,026$495K0.0%N/A0.009%
5/14/2025Corebridge Financial Inc.25,754$2.54M0.0%-2.0%0.045%
5/14/2025Comerica Bank199,301$19.62M0.1%+31.5%0.349%
5/14/2025MetLife Investment Management LLC28,653$2.82M0.0%-3.1%0.050%
5/14/2025Campbell & CO Investment Adviser LLC13,877$1.37M0.1%+89.8%0.024%
5/14/2025Jump Financial LLC39,142$3.85M0.1%N/A0.069%
5/14/2025Smartleaf Asset Management LLC837$85K0.0%-23.9%0.001%
5/14/2025Atika Capital Management LLC263,500$25.93M3.6%+10.0%0.461%
5/14/2025Osterweis Capital Management Inc.59,133$5.82M0.0%N/A0.103%
5/14/2025BI Asset Management Fondsmaeglerselskab A S743$73K0.0%-38.9%0.001%
5/14/2025Quantbot Technologies LP7,628$751K0.0%N/A0.013%
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5/14/2025Wellington Management Group LLP2,290,790$225.46M0.0%+6.1%4.009%
5/13/2025Northern Trust Corp569,729$56.07M0.0%-1.5%0.997%
5/13/2025 Versor Investments LP13,272$1.31M0.2%+143.9%0.023%
5/13/2025Algert Global LLC6,131$603K0.0%-67.4%0.011%
5/13/2025Raymond James Financial Inc.128,966$12.69M0.0%+14.4%0.226%
5/13/2025Sei Investments Co.106,135$10.45M0.1%+19.7%0.186%
5/13/2025Lord Abbett & CO. LLC310,361$30.55M0.1%-76.3%0.543%
5/13/2025Sit Investment Associates Inc.17,640$1.74M0.0%+4.9%0.031%
5/13/2025Neuberger Berman Group LLC31,113$3.06M0.0%-45.9%0.054%
5/13/2025Russell Investments Group Ltd.38,393$3.78M0.0%+174.9%0.067%
(Data available from 1/1/2016 forward)

GKOS Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of GKOS shares?

During the previous two years, 318 institutional investors and hedge funds held shares of Glaukos. The most heavily invested institutionals were FMR LLC ($916.40M), Vanguard Group Inc. ($587.09M), State Street Corp ($254.63M), Wellington Management Group LLP ($225.46M), Brown Capital Management LLC ($212.96M), Geode Capital Management LLC ($179.56M), and Janus Henderson Group PLC ($163.80M).Learn more on Glaukos' institutional investors.

What percentage of Glaukos' stock is owned by institutional investors?

99.04% of Glaukos' stock is owned by institutional investors. Learn more on GKOS's institutional investor holdings.

Which institutional investors have been buying Glaukos' stock?

Of the 265 institutional investors that purchased Glaukos' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Wellington Management Group LLP ($1.76M), Alliancebernstein L.P. ($1.22M), William Blair Investment Management LLC ($1.20M), Norges Bank ($925.89K), Driehaus Capital Management LLC ($797.44K), Primecap Management Co. CA ($572.24K), and Point72 Asset Management L.P. ($570.00K).

How much institutional buying is happening at Glaukos?

Institutional investors have bought a total of 12,175,761 shares in the last 24 months. This purchase volume represents approximately $1.51B in transactions.

Which of Glaukos' major shareholders have been selling company stock?

Of the 136 institutional investors that sold Glaukos' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Lord Abbett & CO. LLC ($11.18M), FMR LLC ($4.68M), Fred Alger Management LLC ($673.03K), D. E. Shaw & Co. Inc. ($495.86K), Dimensional Fund Advisors LP ($416.65K), Janus Henderson Group PLC ($365.12K), and Iron Triangle Partners LP ($358.16K).

How much institutional selling is happening at Glaukos?

Institutional investors have sold a total of 21,540,800 shares in the last 24 months. This volume of shares sold represents approximately $3.01B in transactions.


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This page (NYSE:GKOS) was last updated on 8/8/2025 by MarketBeat.com Staff
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