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, Q1 2024
Institutional positions in GLAUKOS Corp as of Mar 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
- 254
- +9 vs. Q4 2023
- Shares held
- 51.9M
- +960.7K (+1.9%) vs. Q4 2023
- Total value
- $4.89B
- +$842.6M (+20.8%) vs. Q4 2023
- New holders
- 43
- 68 more added
- Sold out
- 34
- 107 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 367 | $8.44B |
| Q1 2026 | 336 | $6.25B |
| Q4 2025 | 332 | $6.44B |
| Q3 2025 | 315 | $4.56B |
| Q2 2025 | 298 | $6.30B |
| Q1 2025 | 317 | $5.67B |
| Q4 2024 | 322 | $8.57B |
| Q3 2024 | 315 | $7.15B |
| Q2 2024 | 282 | $6.39B |
| Q1 2024 | 254 | $4.89B |
| Q4 2023 | 246 | $4.05B |
| Q3 2023 | 233 | $3.75B |
| Q2 2023 | 220 | $3.45B |
| Q1 2023 | 203 | $2.37B |
| Q4 2022 | 215 | $2.03B |
| Q3 2022 | 222 | $2.36B |
| Q2 2022 | 199 | $2.01B |
| Q1 2022 | 211 | $2.50B |
| Q4 2021 | 208 | $1.94B |
| Q3 2021 | 206 | $2.13B |
| Q2 2021 | 219 | $4.10B |
| Q1 2021 | 217 | $4.13B |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 89,766 | $8.46M | 0.00% | −34,046−27.5% | Reduced |
| Swiss National Bank | 91,500 | $8.63M | 0.01% | +500+0.5% | Added |
| Peregrine Capital Management LLC | 98,140 | $9.25M | 0.27% | −951−1.0% | Reduced |
| Public Sector Pension Investment Board | 100,032 | $9.43M | 0.07% | −1,070−1.1% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 100,936 | $9.52M | 0.04% | +3,137+3.2% | Added |
| Segall Bryant & Hamill, LLC | 107,282 | $10.1M | 0.19% | +18,484+20.8% | Added |
| Cubist Systematic Strategies, LLC | 112,718 | $10.6M | 0.12% | −76,802−40.5% | Reduced |
| Man Group plc | 114,696 | $10.8M | 0.03% | −97,050−45.8% | Reduced |
| Polar Asset Management Partners Inc. | 116,136 | $11.0M | 0.29% | +85,100+274.2% | Added |
| Rhumbline Advisers | 136,012 | $12.8M | 0.01% | −2,051−1.5% | Reduced |
| Legal & General Group Plc | 140,104 | $13.2M | 0.00% | +5,739+4.3% | Added |
| Keybank National Association | 142,358 | $13.4M | 0.06% | −84−0.1% | Reduced |
| Renaissance Technologies LLC | 157,992 | $14.9M | 0.02% | −7,700−4.6% | Reduced |
| Allspring Global Investments Holdings, LLC | 166,054 | $15.7M | 0.02% | +93,076+127.5% | Added |
| Atika Capital Management LLC | 175,000 | $16.5M | 1.85% | +50,032+40.0% | Added |
| Nomura Holdings Inc | 193,994 | $18.3M | 0.15% | −38,040−16.4% | Reduced |
| C WorldWide Group Holding A/S | 197,212 | $18.6M | 0.21% | 00.0% | Unchanged |
| Royal Bank of Canada | 197,810 | $18.7M | 0.00% | −54,558−21.6% | Reduced |
| Adage Capital Partners GP, L.L.C. | 200,000 | $18.9M | 0.04% | 00.0% | Unchanged |
| Avidity Partners Management LP | 224,000 | $21.1M | 0.75% | +224,000 | New |
| Goldman Sachs Group Inc | 230,420 | $21.7M | 0.00% | +103,778+81.9% | Added |
| Bank of America Corp | 290,000 | $27.3M | 0.00% | −81,354−21.9% | Reduced |
| Principal Financial Group Inc | 297,421 | $28.0M | 0.02% | −480.0% | Reduced |
| Nuveen Asset Management, LLC | 339,361 | $32.0M | 0.01% | −31,288−8.4% | Reduced |
| Bank of New York Mellon Corp | 387,170 | $36.5M | 0.01% | −23,448−5.7% | Reduced |
| Gilder Gagnon Howe & Co LLC | 403,308 | $38.0M | 0.48% | +315,847+361.1% | Added |
| Charles Schwab Investment Management Inc | 407,535 | $38.4M | 0.01% | +15,295+3.9% | Added |
| Wellington Management Group LLP | 422,282 | $39.8M | 0.01% | −918,218−68.5% | Reduced |
| American Century Companies Inc | 423,566 | $39.9M | 0.03% | −622−0.1% | Reduced |
| Loomis Sayles & Co L P | 424,724 | $40.0M | 0.06% | −11,533−2.6% | Reduced |
| Iron Triangle Partners LP | 429,525 | $40.5M | 4.19% | +184,919+75.6% | Added |
| Braidwell LP | 450,676 | $42.5M | 1.37% | +207,916+85.6% | Added |
| New York State Common Retirement Fund | 514,730 | $48.5M | 0.06% | +1,701+0.3% | Added |
| Norges Bank | 521,099 | $49.1M | 0.01% | +158,704+43.8% | Added |
| Northern Trust Corp | 532,817 | $50.2M | 0.01% | −9,891−1.8% | Reduced |
| Riverbridge Partners LLC | 534,514 | $50.4M | 0.61% | −13,622−2.5% | Reduced |
| Capital World Investors | 550,322 | $51.9M | 0.01% | 00.0% | Unchanged |
| Morgan Stanley | 551,024 | $52.0M | 0.00% | −111,232−16.8% | Reduced |
| Driehaus Capital Management LLC | 647,997 | $61.1M | 0.61% | +59,144+10.0% | Added |
| Primecap Management Co | 848,635 | $80.0M | 0.06% | +58,600+7.4% | Added |
| Dimensional Fund Advisors LP | 918,156 | $86.6M | 0.02% | −5,370−0.6% | Reduced |
| Geode Capital Management, LLC | 1,037,931 | $97.9M | 0.01% | +29,943+3.0% | Added |
| Artisan Partners Limited Partnership | 1,222,916 | $115.3M | 0.17% | 00.0% | Unchanged |
| Fred Alger Management, LLC | 1,231,415 | $116.1M | 0.58% | −413,666−25.1% | Reduced |
| Millennium Management LLC | 1,327,297 | $125.2M | 0.11% | +303,964+29.7% | Added |
| Ameriprise Financial Inc | 1,459,459 | $137.6M | 0.04% | +322,774+28.4% | Added |
| Lord, Abbett & Co. LLC | 1,513,895 | $142.7M | 0.46% | +1,031,074+213.6% | Added |
| Invesco Ltd. | 1,604,156 | $151.3M | 0.03% | +31,541+2.0% | Added |
| Janus Henderson Group PLC | 1,610,888 | $151.9M | 0.08% | −5,646−0.3% | Reduced |
| State Street Corp | 1,825,710 | $172.1M | 0.01% | +8,799+0.5% | Added |
| Brown Capital Management LLC | 2,132,847 | $201.1M | 3.56% | −564,947−20.9% | Reduced |
| Vanguard Group Inc | 5,308,897 | $500.6M | 0.01% | +72,159+1.4% | Added |
| FMR LLC | 7,356,921 | $693.7M | 0.05% | +1,537,811+26.4% | Added |
| BlackRock Inc. | 7,897,030 | $744.6M | 0.02% | +2,7150.0% | Added |
| Money Concepts Capital Corp | 0 | $0 | 0.00% | −163,969−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −60,734−100.0% | Sold out |
| TD Asset Management Inc | 0 | $0 | 0.00% | −38,448−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −35,163−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −32,068−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −32,000−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −31,059−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −28,779−100.0% | Sold out |
| Harbor Capital Advisors, Inc. | 0 | $0 | 0.00% | −27,306−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −26,795−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −21,353−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −20,002−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −14,367−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −11,400−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −9,812−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −8,816−100.0% | Sold out |
| Jennison Associates LLC | 0 | $0 | 0.00% | −7,649−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −7,081−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −6,838−100.0% | Sold out |
| Semanteon Capital Management, LP | 0 | $0 | 0.00% | −6,686−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −5,696−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −5,308−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −5,050−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −4,975−100.0% | Sold out |
| Baker Tilly Wealth Management, LLC | 0 | $0 | 0.00% | −4,736−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −4,369−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −4,320−100.0% | Sold out |
| Banque Cantonale Vaudoise | 0 | $0 | 0.00% | −3,467−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −3,297−100.0% | Sold out |
| Systematic Portfolios LLC | 0 | $0 | 0.00% | −3,243−100.0% | Sold out |
| Wrapmanager Inc | 0 | $0 | 0.00% | −2,761−100.0% | Sold out |
| Fisher Asset Management, LLC | 0 | $0 | 0.00% | −2,718−100.0% | Sold out |
| West Tower Group, LLC | 0 | $0 | 0.00% | −75−100.0% | Sold out |
| Ronald Blue Trust, Inc. | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| Putnam Investments LLC | – | – | – | – | Not filed |