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Glaukos (GKOS) Institutional Ownership

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$106.65 +1.93 (+1.84%)
Closing price 03:59 PM Eastern
Extended Trading
$106.56 -0.09 (-0.08%)
As of 05:55 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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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)
205
Total
Institutional Inflows
(last 12 months)
$1.46B
Number of
Institutional Sellers
(last 12 months)
136
Total
Institutional Outflows
(last 12 months)
$3.04B
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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
7/9/2025Harbor 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%
6/3/2025Inspire Investing LLC3,958$390K0.0%+45.6%0.007%
5/28/2025Strs Ohio9,700$955K0.0%N/A0.017%
5/20/2025Intech Investment Management LLC92,564$9.11M0.1%+212.7%0.162%
5/19/2025Bayforest 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%
5/16/2025EFG 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%
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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%
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%
5/13/2025Versor 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%
5/13/2025Arrowpoint Investment Partners Singapore Pte. Ltd.2,100$207K0.0%N/A0.004%
5/13/2025HighTower Advisors LLC3,722$366K0.0%+12.9%0.007%
5/12/2025Public Sector Pension Investment Board174,836$17.21M0.1%+27.3%0.306%
5/12/2025Nuveen LLC319,795$31.47M0.0%N/A0.560%
5/12/2025Aigen Investment Management LP4,300$423K0.1%-2.6%0.008%
5/12/2025Invesco Ltd.1,452,116$142.92M0.0%-0.4%2.541%
5/12/2025Cynosure Group LLC3,052$300K0.0%+51.8%0.005%
5/12/2025Citigroup Inc.77,546$7.63M0.0%-4.2%0.136%
5/12/2025Swiss National Bank106,900$10.52M0.0%-1.1%0.187%
5/12/2025Maryland State Retirement & Pension System16,042$1.58M0.0%-13.6%0.028%
5/9/2025Mutual of America Capital Management LLC8,029$790K0.0%-3.9%0.014%
5/9/2025Deutsche Bank AG39,936$3.93M0.0%-8.9%0.070%
5/9/2025Charles Schwab Investment Management Inc.641,978$63.18M0.0%-1.3%1.123%
5/9/2025Primecap Management Co. CA1,218,475$119.92M0.1%+0.3%2.132%
5/9/2025Vanguard Group Inc.5,965,115$587.09M0.0%-0.2%10.439%
5/9/2025New Age Alpha Advisors LLC2,818$277K0.0%-6.3%0.005%
5/9/2025Westfield Capital Management Co. LP1,084,184$106.71M0.5%+34.3%1.897%
5/9/2025Blair William & Co. IL46,732$4.60M0.0%-1.4%0.082%
5/9/2025PNC Financial Services Group Inc.35,471$3.49M0.0%+2.7%0.062%
5/8/2025Blueshift Asset Management LLC2,614$257K0.1%N/A0.005%
5/8/2025Natixis Advisors LLC29,871$2.94M0.0%-12.9%0.052%
5/8/2025Bayforest Capital Ltd1,435$141K0.1%N/A0.003%
5/8/2025Thornburg Investment Management Inc.50,430$4.96M0.1%+10.6%0.088%
5/8/2025XTX Topco Ltd3,577$352K0.0%N/A0.006%
5/8/2025Federated Hermes Inc.27,609$2.72M0.0%-2.2%0.048%
5/7/2025Corton Capital Inc.2,325$229K0.8%N/A0.004%
5/7/2025LPL Financial LLC15,775$1.55M0.0%+25.1%0.028%
5/7/2025Zurcher Kantonalbank Zurich Cantonalbank 16,099$1.58M0.0%+7.8%0.028%
5/7/2025Zweig DiMenna Associates LLC60,800$5.98M0.9%+3.6%0.106%
5/6/2025Legato Capital Management LLC4,984$491K0.1%-46.9%0.009%
5/6/2025KLP Kapitalforvaltning AS10,900$1.07M0.0%-4.4%0.019%
5/6/2025Universal Beteiligungs und Servicegesellschaft mbH89,324$8.79M0.0%+8.3%0.156%
5/6/2025Y Intercept Hong Kong Ltd4,853$478K0.0%N/A0.009%
5/5/2025Allianz Asset Management GmbH56,923$5.60M0.0%-22.2%0.100%
5/5/2025Teachers Retirement System of The State of Kentucky28,879$2.84M0.0%+1.4%0.051%
5/5/2025OneAscent Financial Services LLC4,146$408K0.0%N/A0.007%
5/2/2025Segall Bryant & Hamill LLC101,679$10.01M0.2%-2.7%0.178%
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5/2/2025Victory Capital Management Inc.140,411$13.82M0.0%+88.7%0.246%
5/1/2025High Note Wealth LLC2,517$248K0.1%-15.1%0.004%
5/1/2025Louisiana State Employees Retirement System26,000$2.56M0.1%-2.6%0.046%
5/1/2025New York State Common Retirement Fund377,666$37.17M0.1%-0.9%0.662%
5/1/2025Mutual of America Capital Management LLC8,029$790K0.0%-3.9%0.014%
5/1/2025Arizona State Retirement System15,816$1.56M0.0%-0.8%0.028%
5/1/2025Xponance Inc.3,843$378K0.0%+5.8%0.007%
4/30/2025Valeo Financial Advisors LLC7,817$769K0.0%+1.5%0.014%
4/30/2025Capital Management Associates Inc2,204$217K0.0%N/A0.004%
4/29/2025Envestnet Asset Management Inc.28,038$2.76M0.0%-27.8%0.049%
(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, 310 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 254 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), Norges Bank ($925.89K), William Blair Investment Management LLC ($809.59K), 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 11,619,328 shares in the last 24 months. This purchase volume represents approximately $1.46B 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 21,753,417 shares in the last 24 months. This volume of shares sold represents approximately $3.04B in transactions.


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This page (NYSE:GKOS) was last updated on 7/10/2025 by MarketBeat.com Staff
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