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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 10 sales; 367 institutions reported holding it in 13F filings for Q2 2026, worth $8.44B in total; no superinvestor holds it.

13F holders, Q4 2024

Institutional positions in GLAUKOS Corp as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
322
+14 vs. Q3 2024
Shares held
57.1M
+2.37M (+4.3%) vs. Q3 2024
Total value
$8.57B
+$1.43B (+20.1%) vs. Q3 2024
New holders
54
117 more added
Sold out
40
105 more reduced

7 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GKOS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2024: 322 institutions
Q1 2021: 217 institutionsQ2 2021: 219 institutionsQ3 2021: 206 institutionsQ4 2021: 208 institutionsQ1 2022: 211 institutionsQ2 2022: 199 institutionsQ3 2022: 222 institutionsQ4 2022: 215 institutionsQ1 2023: 203 institutionsQ2 2023: 220 institutionsQ3 2023: 233 institutionsQ4 2023: 246 institutionsQ1 2024: 254 institutionsQ2 2024: 282 institutionsQ3 2024: 315 institutionsQ4 2024: 322 institutionsQ1 2025: 317 institutionsQ2 2025: 298 institutionsQ3 2025: 315 institutionsQ4 2025: 332 institutionsQ1 2026: 336 institutionsQ2 2026: 367 institutions
Value heldQ4 2024: $8.57B
Q1 2021: $4.13BQ2 2021: $4.10BQ3 2021: $2.13BQ4 2021: $1.94BQ1 2022: $2.50BQ2 2022: $2.01BQ3 2022: $2.36BQ4 2022: $2.03BQ1 2023: $2.37BQ2 2023: $3.45BQ3 2023: $3.75BQ4 2023: $4.05BQ1 2024: $4.89BQ2 2024: $6.39BQ3 2024: $7.15BQ4 2024: $8.57BQ1 2025: $5.67BQ2 2025: $6.30BQ3 2025: $4.56BQ4 2025: $6.44BQ1 2026: $6.25BQ2 2026: $8.44B
Institutions holding GKOS and their total value by quarter
QuarterHoldersValue
Q2 2026367$8.44B
Q1 2026336$6.25B
Q4 2025332$6.44B
Q3 2025315$4.56B
Q2 2025298$6.30B
Q1 2025317$5.67B
Q4 2024322$8.57B
Q3 2024315$7.15B
Q2 2024282$6.39B
Q1 2024254$4.89B
Q4 2023246$4.05B
Q3 2023233$3.75B
Q2 2023220$3.45B
Q1 2023203$2.37B
Q4 2022215$2.03B
Q3 2022222$2.36B
Q2 2022199$2.01B
Q1 2022211$2.50B
Q4 2021208$1.94B
Q3 2021206$2.13B
Q2 2021219$4.10B
Q1 2021217$4.13B

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q3 2024.

Institutions holding GKOS in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Susquehanna International Group, LLP21,923$3.29M0.00%−3,491−13.7%Reduced
Pathstone Holdings, LLC22,826$3.42M0.02%+377+1.7%Added
Adage Capital Partners GP, L.L.C.23,398$3.51M0.01%−150,000−86.5%Reduced
State of Tennessee, Treasury Department24,021$3.60M0.01%+1,328+5.9%Added
Harbor Capital Advisors, Inc.24,539$3.68M0.16%+24,539New
Taylor Frigon Capital Management LLC25,012$3.75M1.90%−3,010−10.7%Reduced
Qube Research & Technologies Ltd25,174$3.77M0.01%+10,110+67.1%Added
Corebridge Financial, Inc.26,274$3.94M0.02%−2,051−7.2%Reduced
Louisiana State Employees Retirement System26,700$4.00M0.08%+100+0.4%Added
Manufacturers Life Insurance Company, The27,832$4.17M0.00%−511−1.8%Reduced
Federated Hermes, Inc.28,224$4.23M0.01%+501+1.8%Added
Teachers Retirement System of the State of Kentucky28,470$4.27M0.04%00.0%Unchanged
Illinois Municipal Retirement Fund29,418$4.41M0.06%+1,556+5.6%Added
MetLife Investment Management29,561$4.43M0.02%+1,659+5.9%Added
Intech Investment Management LLC29,601$4.44M0.04%+9,139+44.7%Added
Lisanti Capital Growth, LLC29,790$4.47M1.07%+8,460+39.7%Added
CI Private Wealth, LLC30,241$4.53M0.01%+341+1.1%Added
Mirae Asset Global ETFs Holdings Ltd.30,349$4.55M0.01%+984+3.4%Added
State of Alaska, Department of Revenue31,336$4.70M0.05%−21−0.1%Reduced
Balyasny Asset Management LLC31,752$4.76M0.01%+31,752New
Nicholas Investment Partners, LP31,961$4.79M0.42%+11,237+54.2%Added
Wells Fargo & Company32,512$4.87M0.00%+7,392+29.4%Added
LMR Partners LLP32,929$4.94M0.09%−4,057−11.0%Reduced
Natixis Advisors, L.P.34,299$5.14M0.01%−3,439−9.1%Reduced
The PNC Financial Services Group, Inc.34,541$5.18M0.00%+30,775+817.2%Added
Price T Rowe Associates Inc35,182$5.28M0.00%+4,227+13.7%Added
Twin Tree Management, LP35,313$5.29M0.13%+32,432+1,125.7%Added
Rhenman & Partners Asset Management AB36,531$5.48M0.56%−74,469−67.1%Reduced
Envestnet Asset Management Inc38,855$5.83M0.00%−17,340−30.9%Reduced
Altium Capital Management LP40,000$6.00M1.87%−37,000−48.1%Reduced
EAM Investors, LLC42,300$6.34M0.90%−971−2.2%Reduced
Thrivent Financial for Lutherans42,618$6.39M0.01%−534−1.2%Reduced
Deutsche Bank AG43,859$6.58M0.00%+14,540+49.6%Added
State of Wisconsin Investment Board45,114$6.76M0.02%+4,349+10.7%Added
Thornburg Investment Management Inc45,583$6.83M0.09%+7,072+18.4%Added
Blair William & Co47,404$7.11M0.02%−669−1.4%Reduced
New York State Teachers Retirement System48,243$7.23M0.02%+100+0.2%Added
Renaissance Technologies LLC49,600$7.44M0.01%+11,608+30.6%Added
California State Teachers Retirement System50,949$7.64M0.01%+3,409+7.2%Added
Castleark Management LLC51,340$7.70M0.27%−22,490−30.5%Reduced
Science & Technology Partners, L.P.51,750$7.76M2.36%+51,750New
Baird Financial Group, Inc.54,591$8.19M0.02%−20,944−27.7%Reduced
Prudential Financial Inc55,503$8.32M0.01%−3,200−5.5%Reduced
Assenagon Asset Management S.A.56,984$8.54M0.02%−18,814−24.8%Reduced
Neuberger Berman Group LLC57,458$8.62M0.01%−749−1.3%Reduced
Zweig-DiMenna Associates LLC58,665$8.80M0.74%+58,665New
Armistice Capital, LLC58,919$8.83M0.21%+58,919New
First Trust Advisors LP59,874$8.98M0.01%−20,975−25.9%Reduced
EFG Asset Management (North America) Corp.60,592$9.10M1.24%+31,273+106.7%Added
Bellevue Group AG60,875$9.13M0.18%−2,108−3.3%Reduced
Ensign Peak Advisors, Inc62,205$9.33M0.02%+2,631+4.4%Added
UBS Group AG63,003$9.45M0.00%+38,197+154.0%Added
Great West Life Assurance Co64,929$9.75M0.02%+601+0.9%Added
Allianz Asset Management GmbH73,144$11.0M0.02%+10,458+16.7%Added
Victory Capital Management Inc74,402$11.2M0.01%−4,809−6.1%Reduced
Citigroup Inc80,952$12.1M0.01%+14,100+21.1%Added
California Public Employees Retirement System82,192$12.3M0.01%−4,049−4.7%Reduced
Universal- Beteiligungs- und Servicegesellschaft mbH82,477$12.4M0.02%+82,477New
SEI Investments Co88,690$13.3M0.02%−17,633−16.6%Reduced
Barclays PLC91,785$13.8M0.01%+2,086+2.3%Added
First Turn Management, LLC96,097$14.4M2.58%00.0%Unchanged
WCM Investment Management, LLC97,604$14.6M0.03%−1,551−1.6%Reduced
Segall Bryant & Hamill, LLC104,549$15.7M0.22%−1,407−1.3%Reduced
Swiss National Bank108,100$16.2M0.01%+9,700+9.9%Added
Royal Bank of Canada112,310$16.8M0.00%−18,841−14.4%Reduced
Raymond James Financial Inc112,771$16.9M0.01%+112,771New
Great Lakes Advisors, LLC113,301$17.0M0.15%−1,259−1.1%Reduced
Amundi115,418$18.2M0.01%−5,199−4.3%Reduced
Public Sector Pension Investment Board137,381$20.6M0.09%+20,776+17.8%Added
Rhumbline Advisers141,790$21.3M0.02%+403+0.3%Added
Keybank National Association142,644$21.4M0.08%+244+0.2%Added
Iron Triangle Partners LP150,000$22.5M2.62%−67,674−31.1%Reduced
Comerica Bank151,538$22.7M0.09%+131,715+664.5%Added
Polar Asset Management Partners Inc.159,710$23.9M0.35%−58,190−26.7%Reduced
C WorldWide Group Holding A/S162,212$24.3M0.30%00.0%Unchanged
UBS Asset Management Americas Inc162,326$24.3M0.01%+27,889+20.7%Added
Avidity Partners Management LP170,000$25.5M2.54%−174,900−50.7%Reduced
Legal & General Group Plc186,708$28.0M0.01%+5,470+3.0%Added
Voya Investment Management LLC200,698$30.1M0.03%+145,890+266.2%Added
Bank of America Corp209,373$31.4M0.00%−90,900−30.3%Reduced
Atika Capital Management LLC239,500$35.9M4.65%−1,500−0.6%Reduced
Principal Financial Group Inc268,534$40.3M0.02%−19,971−6.9%Reduced
Point72 Asset Management, L.P.280,312$42.0M0.12%−103,084−26.9%Reduced
Braidwell LP288,876$43.3M1.28%−22,740−7.3%Reduced
Holocene Advisors, LP309,469$46.4M0.15%+309,469New
Dimensional Fund Advisors LP312,314$46.8M0.01%+26,540+9.3%Added
Riverbridge Partners LLC312,931$46.9M0.64%−163,751−34.4%Reduced
Nuveen Asset Management, LLC314,963$47.2M0.01%+2,665+0.9%Added
Allspring Global Investments Holdings, LLC342,493$51.3M0.08%−48,126−12.3%Reduced
New York State Common Retirement Fund381,288$57.2M0.08%−11,822−3.0%Reduced
Millennium Management LLC393,223$59.0M0.05%+150,997+62.3%Added
Bank of New York Mellon Corp397,842$59.7M0.01%+12,376+3.2%Added
Goldman Sachs Group Inc399,003$59.8M0.01%+88,895+28.7%Added
JPMorgan Chase & Co400,586$60.1M0.00%+41,269+11.5%Added
Artisan Partners Limited Partnership471,849$70.7M0.11%−323,397−40.7%Reduced
Morgan Stanley494,685$74.2M0.01%−167,816−25.3%Reduced
Capital World Investors550,322$82.5M0.01%00.0%Unchanged
Norges Bank563,493$84.5M0.01%+31,365+5.9%Added
Northern Trust Corp578,673$86.8M0.01%+40,052+7.4%Added
Charles Schwab Investment Management Inc650,697$97.6M0.02%+8,936+1.4%Added