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Glaukos (GKOS) Institutional Ownership

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$152.76 +0.05 (+0.03%)
Closing price 07/13/2026 03:59 PM Eastern
Extended Trading
$152.68 -0.09 (-0.06%)
As of 07/13/2026 06:18 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 Massive. 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)
242
Total
Institutional Inflows
(last 12 months)
$2.09B
Number of
Institutional Sellers
(last 12 months)
132
Total
Institutional Outflows
(last 12 months)
$1.02B
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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
7/10/2026 Handelsbanken Fonder AB19,800$2.77M0.0%+5.9%0.034%
7/9/2026 Valeo Financial Advisors LLC9,892$1.38M0.0%+4.7%0.017%
7/8/2026 Trust Point Inc.3,640$509K0.0%-14.2%0.006%
7/8/2026 Assenagon Asset Management S.A.108,736$15.20M0.0%+932.5%0.185%
7/7/2026 GAMMA Investing LLC3,165$442K0.0%+35.4%0.005%
7/7/2026 Moody National Bank Trust Division1,762$246K0.0%N/A0.003%
7/6/2026 Stonebridge Financial Group LLC1,996$279K0.0%-6.1%0.003%
6/3/2026Parallel Advisors LLC368$40K0.0%+159.2%0.001%
5/22/2026Segall Bryant & Hamill LLC124,951$13.45M0.2%-4.9%0.213%
5/19/2026Bank of America Corp DE657,432$70.78M0.0%+22.0%1.119%
5/19/2026Janus Henderson Group PLC5,348,395$575.84M0.3%+77.2%9.107%
5/18/2026Amundi26,213$2.82M0.0%+25.7%0.045%
5/18/2026California State Teachers Retirement System66,434$7.15M0.0%+21.8%0.113%
5/18/2026Royal Bank of Canada204,153$21.98M0.0%+6.4%0.348%
5/18/2026Eversept Partners LP60,214$6.48M0.3%-59.2%0.103%
5/18/2026Exome Asset Management LLC20,874$2.25M1.2%-33.7%0.036%
5/16/2026The Manufacturers Life Insurance Company 26,607$2.87M0.0%-0.6%0.045%
5/16/2026Quantinno Capital Management LP30,836$3.32M0.0%+964.0%0.053%
5/16/2026Lazard Asset Management LLC21,581$2.32M0.0%+5.2%0.037%
5/15/2026Wealth Alliance LLC2,297$247K0.0%+4.5%0.004%
5/14/2026Renaissance Technologies LLC118,892$12.80M0.0%N/A0.202%
5/14/2026Gamco Investors INC. ET AL3,264$351K0.0%-11.8%0.006%
5/14/2026Inceptionr LLC4,348$468K0.1%N/A0.007%
5/14/2026Sei Investments Co.161,680$17.41M0.0%-11.1%0.275%
5/14/2026Lido Advisors LLC14,818$1.60M0.0%-1.6%0.025%
5/13/2026Cetera Investment Advisers3,133$337K0.0%-12.1%0.005%
5/13/2026First Trust Advisors LP42,754$4.60M0.0%+2,085.8%0.073%
5/8/2026PNC Financial Services Group Inc.34,256$3.69M0.0%+5.5%0.058%
5/8/2026Summit Global Investments8,849$953K0.1%+25.5%0.015%
5/7/2026WCM Investment Management LLC93,427$9.81M0.0%-4.0%0.159%
5/7/2026Dimensional Fund Advisors LP199,084$21.43M0.0%-3.1%0.339%
5/7/2026Parallel Advisors LLC368$40K0.0%+159.2%0.001%
5/7/2026Swiss National Bank113,600$12.23M0.0%+0.4%0.193%
5/6/2026Jennison Associates LLC487,020$52.43M0.0%N/A0.829%
5/6/2026California Public Employees Retirement System68,654$7.39M0.0%-5.1%0.117%
5/6/2026Zhang Financial LLC23,586$2.54M0.1%+2.7%0.040%
5/6/2026Assetmark Inc.76,306$8.22M0.0%+110,488.4%0.130%
5/6/2026Bessemer Group Inc.3,573$385K0.0%-62.2%0.006%
5/6/2026Allspring Global Investments Holdings LLC393,831$44.36M0.1%+10.9%0.671%
5/5/2026Bank of New York Mellon Corp343,173$36.95M0.0%-3.6%0.584%
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5/5/2026Illinois Municipal Retirement Fund34,395$3.70M0.0%+13.3%0.059%
5/5/2026Sanctuary Advisors LLC3,323$358K0.0%+58.4%0.006%
5/4/2026Archer Investment Corp1,594$172K0.0%N/A0.003%
5/4/2026Principal Financial Group Inc.280,737$30.22M0.0%+2.2%0.480%
5/4/2026Teachers Retirement System of The State of Kentucky14,301$1.54M0.0%+1.8%0.024%
5/1/2026Fifth Third Bancorp16,533$1.78M0.0%+318.0%0.028%
5/1/2026Sequoia Financial Advisors LLC2,077$224K0.0%+15.6%0.004%
4/30/2026Granite Investment Partners LLC111,872$12.04M0.7%-6.3%0.191%
4/30/2026Taylor Frigon Capital Management LLC23,445$2.52M1.4%-17.5%0.040%
4/28/2026Abel Hall LLC2,185$235K0.1%-23.0%0.004%
4/28/2026Stephens Inc. AR3,371$363K0.0%N/A0.006%
4/28/2026Praxis Investment Management Inc.3,039$327K0.0%-20.4%0.005%
4/27/2026New York State Teachers Retirement System46,372$4.99M0.0%-3.9%0.079%
4/27/2026Y Intercept Hong Kong Ltd14,523$1.56M0.0%-27.9%0.025%
4/27/2026Elevation Point Wealth Partners LLC2,290$247K0.0%N/A0.004%
4/27/2026Fideuram Intesa Sanpaolo Private Banking S.P.A.9,357$1.01M0.0%N/A0.016%
4/25/2026Keybank National Association OH145,270$15.64M0.1%+1.9%0.248%
4/24/2026Capricorn Fund Managers Ltd2,800$301K0.0%-95.3%0.005%
4/23/2026Inspire Investing LLC5,751$619K0.1%+5.5%0.010%
4/22/2026Pictet Asset Management Holding SA8,567$922K0.0%+4.3%0.015%
4/21/2026Louisiana State Employees Retirement System25,500$2.75M0.0%N/A0.044%
4/20/2026 Assenagon Asset Management S.A.10,531$1.13M0.0%-94.2%0.018%
4/18/2026Riverbridge Partners LLC433,228$46.64M1.1%-19.0%0.746%
4/16/2026SG Americas Securities LLC11,446$1.23M0.0%-81.0%0.020%
4/16/2026Diversified Trust Co8,866$955K0.0%+22.3%0.015%
3/20/2026Hsbc Holdings PLC1,849$209K0.0%N/A0.003%
3/13/2026Fund Advisors of America Inc FL1,940$219K0.2%N/A0.003%
3/9/2026Corient Private Wealth LLC30,978$3.50M0.0%+999.3%0.053%
2/25/2026Sit Investment Associates Inc.66,970$7.56M0.1%-2.4%0.117%
2/19/2026Invesco Ltd.780,267$88.10M0.0%+28.5%1.358%
2/19/2026Corient Private Wealth LLC30,978$3.50M0.0%+999.3%0.054%
2/18/2026Summit Global Investments7,052$796K0.0%+151.3%0.012%
2/18/2026State of Tennessee Department of Treasury23,344$2.79M0.0%-7.9%0.041%
2/18/2026Mackenzie Financial Corp15,404$1.76M0.0%+331.8%0.027%
2/18/2026Empowered Funds LLC1,926$217K0.0%N/A0.003%
2/18/2026XTX Topco Ltd2,728$308K0.0%N/A0.005%
2/18/2026Wellington Management Group LLP486,824$54.97M0.0%-86.4%0.848%
2/18/2026SummitTX Capital L.P.29,534$3.34M0.1%+83.9%0.051%
2/18/2026Susquehanna Portfolio Strategies LLC19,997$2.26M0.0%-76.5%0.035%
2/18/2026Osterweis Capital Management Inc.101,613$11.47M0.5%-28.6%0.177%
2/18/2026Perceptive Advisors LLC140,000$15.81M0.3%N/A0.244%
2/18/2026Millennium Management LLC1,609,699$181.75M0.1%+75.3%2.802%
2/18/2026Inspire Investing LLC5,450$615K0.1%-17.1%0.009%
2/18/2026Janus Henderson Group PLC3,018,787$340.86M0.2%+183.4%5.256%
2/18/2026Gotham Asset Management LLC2,666$301K0.0%N/A0.005%
2/18/2026Eversept Partners LP147,471$16.65M0.8%N/A0.257%
2/18/2026Clough Capital Partners L P20,368$2.30M0.2%N/A0.035%
2/18/2026Balyasny Asset Management L.P.87,171$9.84M0.0%N/A0.152%
2/17/2026Guggenheim Capital LLC2,060$233K0.0%N/A0.004%
2/17/2026Brown Capital Management LLC326,579$36.87M3.0%-57.2%0.569%
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2/17/2026AQR Capital Management LLC15,572$1.76M0.0%+50.9%0.027%
2/17/2026Braidwell LP921,979$104.10M3.3%+18.2%1.605%
2/17/2026Abel Hall LLC2,839$321K0.1%N/A0.005%
2/17/2026Cetera Investment Advisers3,566$403K0.0%+4.7%0.006%
2/17/2026EFG International AG55,340$6.25M0.1%N/A0.096%
2/17/2026Lazard Asset Management LLC20,519$2.32M0.0%N/A0.036%
2/17/2026Amundi20,855$2.36M0.0%-88.5%0.036%
2/17/2026Price T Rowe Associates Inc. MD122,169$13.80M0.0%+4.5%0.213%
2/17/2026Osaic Holdings Inc.4,141$468K0.0%-16.6%0.007%
2/17/2026Integral Health Asset Management LLC325,000$36.70M1.8%+225.0%0.566%


GKOS Institutional Ownership - Frequently Asked Questions

During the previous two years, 368 institutional investors and hedge funds held shares of Glaukos. The most heavily invested institutionals were FMR LLC ($916.40M), Vanguard Group Inc. ($679.77M), Janus Henderson Group PLC ($575.84M), Primecap Management Co. CA ($381.29M), State Street Corp ($239.64M), Millennium Management LLC ($181.75M), and Ameriprise Financial Inc. ($154.97M).Learn more on Glaukos' institutional investors.

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

Of the 330 institutional investors that purchased Glaukos' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Janus Henderson Group PLC ($4.28M), Primecap Management Co. CA ($2.56M), Wellington Management Group LLP ($2.10M), Norges Bank ($1.84M), Alliancebernstein L.P. ($1.70M), William Blair Investment Management LLC ($1.21M), and Goldman Sachs Group Inc. ($913.46K).

Institutional investors have bought a total of 20,026,676 shares in the last 24 months. This purchase volume represents approximately $2.09B in transactions.

Of the 132 institutional investors that sold Glaukos' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Wellington Management Group LLP ($3.09M), Brown Capital Management LLC ($866.01K), Invesco Ltd. ($844.67K), Holocene Advisors LP ($498.83K), Marshall Wace LLP ($431.37K), Clearbridge Investments LLC ($359.53K), and New York State Common Retirement Fund ($335.73K).

Institutional investors have sold a total of 9,932,821 shares in the last 24 months. This volume of shares sold represents approximately $1.02B in transactions.


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This page (NYSE:GKOS) was last updated on 7/14/2026 by MarketBeat.com Staff.
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