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 $8.46B 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 | $8.46B |
| Q1 2026 | 336 | $6.25B |
| Q4 2025 | 332 | $6.45B |
| Q3 2025 | 315 | $4.62B |
| Q2 2025 | 298 | $6.32B |
| Q1 2025 | 317 | $5.73B |
| Q4 2024 | 322 | $8.57B |
| Q3 2024 | 315 | $7.20B |
| Q2 2024 | 282 | $6.58B |
| Q1 2024 | 254 | $5.15B |
| Q4 2023 | 246 | $4.15B |
| Q3 2023 | 233 | $3.80B |
| Q2 2023 | 220 | $3.51B |
| Q1 2023 | 203 | $2.39B |
| Q4 2022 | 215 | $2.07B |
| Q3 2022 | 222 | $2.45B |
| Q2 2022 | 199 | $2.05B |
| Q1 2022 | 211 | $2.50B |
| Q4 2021 | 208 | $1.97B |
| 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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 7,897,030 | $744.6M | 0.02% | +2,7150.0% | Added |
| FMR LLC | 7,356,921 | $693.7M | 0.05% | +1,537,811+26.4% | Added |
| Vanguard Group Inc | 5,308,897 | $500.6M | 0.01% | +72,159+1.4% | Added |
| Brown Capital Management LLC | 2,132,847 | $201.1M | 3.56% | −564,947−20.9% | Reduced |
| State Street Corp | 1,825,710 | $172.1M | 0.01% | +8,799+0.5% | Added |
| Janus Henderson Group PLC | 1,610,888 | $151.9M | 0.08% | −5,646−0.3% | Reduced |
| Invesco Ltd. | 1,604,156 | $151.3M | 0.03% | +31,541+2.0% | Added |
| Lord, Abbett & Co. LLC | 1,513,895 | $142.7M | 0.46% | +1,031,074+213.6% | Added |
| Ameriprise Financial Inc | 1,459,459 | $137.6M | 0.04% | +322,774+28.4% | Added |
| Millennium Management LLC | 1,327,297 | $125.2M | 0.11% | +303,964+29.7% | Added |
| Fred Alger Management, LLC | 1,231,415 | $116.1M | 0.58% | −413,666−25.1% | Reduced |
| Artisan Partners Limited Partnership | 1,222,916 | $115.3M | 0.17% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 1,037,931 | $97.9M | 0.01% | +29,943+3.0% | Added |
| Dimensional Fund Advisors LP | 918,156 | $86.6M | 0.02% | −5,370−0.6% | Reduced |
| Primecap Management Co | 848,635 | $80.0M | 0.06% | +58,600+7.4% | Added |
| Driehaus Capital Management LLC | 647,997 | $61.1M | 0.61% | +59,144+10.0% | Added |
| Morgan Stanley | 551,024 | $52.0M | 0.00% | −111,232−16.8% | Reduced |
| Capital World Investors | 550,322 | $51.9M | 0.01% | 00.0% | Unchanged |
| Riverbridge Partners LLC | 534,514 | $50.4M | 0.61% | −13,622−2.5% | Reduced |
| Northern Trust Corp | 532,817 | $50.2M | 0.01% | −9,891−1.8% | Reduced |
| Norges Bank | 521,099 | $49.1M | 0.01% | +158,704+43.8% | Added |
| New York State Common Retirement Fund | 514,730 | $48.5M | 0.06% | +1,701+0.3% | Added |
| Braidwell LP | 450,676 | $42.5M | 1.37% | +207,916+85.6% | Added |
| Iron Triangle Partners LP | 429,525 | $40.5M | 4.19% | +184,919+75.6% | Added |
| Loomis Sayles & Co L P | 424,724 | $40.0M | 0.06% | −11,533−2.6% | Reduced |
| American Century Companies Inc | 423,566 | $39.9M | 0.03% | −622−0.1% | Reduced |
| Wellington Management Group LLP | 422,282 | $39.8M | 0.01% | −918,218−68.5% | Reduced |
| Charles Schwab Investment Management Inc | 407,535 | $38.4M | 0.01% | +15,295+3.9% | Added |
| Gilder Gagnon Howe & Co LLC | 403,308 | $38.0M | 0.48% | +315,847+361.1% | Added |
| Bank of New York Mellon Corp | 387,170 | $36.5M | 0.01% | −23,448−5.7% | Reduced |
| Nuveen Asset Management, LLC | 339,361 | $32.0M | 0.01% | −31,288−8.4% | Reduced |
| Principal Financial Group Inc | 297,421 | $28.0M | 0.02% | −480.0% | Reduced |
| Bank of America Corp | 290,000 | $27.3M | 0.00% | −81,354−21.9% | Reduced |
| Goldman Sachs Group Inc | 230,420 | $21.7M | 0.00% | +103,778+81.9% | Added |
| Avidity Partners Management LP | 224,000 | $21.1M | 0.75% | +224,000 | New |
| Adage Capital Partners GP, L.L.C. | 200,000 | $18.9M | 0.04% | 00.0% | Unchanged |
| Royal Bank of Canada | 197,810 | $18.7M | 0.00% | −54,558−21.6% | Reduced |
| C WorldWide Group Holding A/S | 197,212 | $18.6M | 0.21% | 00.0% | Unchanged |
| Nomura Holdings Inc | 193,994 | $18.3M | 0.15% | −38,040−16.4% | Reduced |
| Atika Capital Management LLC | 175,000 | $16.5M | 1.85% | +50,032+40.0% | Added |
| Allspring Global Investments Holdings, LLC | 166,054 | $15.7M | 0.02% | +93,076+127.5% | Added |
| Renaissance Technologies LLC | 157,992 | $14.9M | 0.02% | −7,700−4.6% | Reduced |
| Keybank National Association | 142,358 | $13.4M | 0.06% | −84−0.1% | Reduced |
| Legal & General Group Plc | 140,104 | $13.2M | 0.00% | +5,739+4.3% | Added |
| Rhumbline Advisers | 136,012 | $12.8M | 0.01% | −2,051−1.5% | Reduced |
| Polar Asset Management Partners Inc. | 116,136 | $11.0M | 0.29% | +85,100+274.2% | Added |
| Man Group plc | 114,696 | $10.8M | 0.03% | −97,050−45.8% | Reduced |
| Cubist Systematic Strategies, LLC | 112,718 | $10.6M | 0.12% | −76,802−40.5% | Reduced |
| Segall Bryant & Hamill, LLC | 107,282 | $10.1M | 0.19% | +18,484+20.8% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 100,936 | $9.52M | 0.04% | +3,137+3.2% | Added |
| Public Sector Pension Investment Board | 100,032 | $9.43M | 0.07% | −1,070−1.1% | Reduced |
| Peregrine Capital Management LLC | 98,140 | $9.25M | 0.27% | −951−1.0% | Reduced |
| Swiss National Bank | 91,500 | $8.63M | 0.01% | +500+0.5% | Added |
| JPMorgan Chase & Co | 89,766 | $8.46M | 0.00% | −34,046−27.5% | Reduced |
| Credit Suisse AG | 87,337 | $8.24M | 0.01% | +1,970+2.3% | Added |
| Baird Financial Group, Inc. | 79,910 | $7.53M | 0.02% | +51,403+180.3% | Added |
| Pura Vida Investments, LLC | 79,000 | $7.45M | 5.07% | +79,000 | New |
| California Public Employees Retirement System | 76,804 | $7.24M | 0.01% | 00.0% | Unchanged |
| Amundi | 73,697 | $7.01M | 0.00% | +67,157+1,026.9% | Added |
| SEI Investments Co | 71,613 | $6.75M | 0.01% | +1,190+1.7% | Added |
| UBS Asset Management Americas Inc | 66,864 | $6.30M | 0.00% | +7,162+12.0% | Added |
| Envestnet Asset Management Inc | 65,595 | $6.18M | 0.00% | −14,011−17.6% | Reduced |
| Voloridge Investment Management, LLC | 65,291 | $6.16M | 0.02% | −100,102−60.5% | Reduced |
| Castleark Management LLC | 64,910 | $6.12M | 0.25% | −2,650−3.9% | Reduced |
| RTW Investments, LP | 58,791 | $5.54M | 0.08% | +58,791 | New |
| Alliancebernstein L.P. | 58,059 | $5.47M | 0.00% | −1,940−3.2% | Reduced |
| Macquarie Group Ltd | 57,390 | $5.41M | 0.01% | −1,401−2.4% | Reduced |
| Bellevue Group AG | 55,926 | $5.27M | 0.08% | +55,926 | New |
| Great West Life Assurance Co | 55,889 | $5.26M | 0.01% | +3,565+6.8% | Added |
| Voya Investment Management LLC | 55,012 | $5.19M | 0.01% | −25,333−31.5% | Reduced |
| Prudential Financial Inc | 54,483 | $5.14M | 0.01% | −1,175−2.1% | Reduced |
| Neuberger Berman Group LLC | 53,832 | $5.08M | 0.00% | −5,386−9.1% | Reduced |
| Qube Research & Technologies Ltd | 52,411 | $4.94M | 0.01% | −34,122−39.4% | Reduced |
| Blair William & Co | 49,990 | $4.71M | 0.01% | +2,863+6.1% | Added |
| Allianz Asset Management GmbH | 49,364 | $4.65M | 0.01% | −6,679−11.9% | Reduced |
| Taylor Frigon Capital Management LLC | 48,820 | $4.60M | 2.19% | −494−1.0% | Reduced |
| New York State Teachers Retirement System | 48,343 | $4.56M | 0.01% | 00.0% | Unchanged |
| Jane Street Group, LLC | 47,303 | $4.46M | 0.01% | −65,574−58.1% | Reduced |
| California State Teachers Retirement System | 46,458 | $4.38M | 0.01% | −2,522−5.1% | Reduced |
| D. E. Shaw & Co., Inc. | 42,716 | $4.03M | 0.01% | −231,516−84.4% | Reduced |
| Texas Permanent School Fund | 42,709 | $4.03M | 0.03% | +622+1.5% | Added |
| Barclays PLC | 42,529 | $4.01M | 0.00% | −121,369−74.1% | Reduced |
| Thrivent Financial for Lutherans | 42,335 | $3.99M | 0.01% | −1,078−2.5% | Reduced |
| Lisanti Capital Growth, LLC | 42,095 | $3.97M | 0.97% | +42,095 | New |
| Nicholas Investment Partners, LP | 39,416 | $3.72M | 0.38% | +11,136+39.4% | Added |
| Point72 Europe (London) LLP | 38,500 | $3.63M | 0.34% | +38,500 | New |
| UBS Group AG | 37,682 | $3.55M | 0.00% | +567+1.5% | Added |
| Duality Advisers, LP | 36,869 | $3.48M | 0.34% | +36,869 | New |
| EAM Investors, LLC | 36,868 | $3.48M | 0.54% | −9,460−20.4% | Reduced |
| BNP Paribas Arbitrage, SA | 36,019 | $3.40M | 0.00% | −57,015−61.3% | Reduced |
| Citadel Advisors LLC | 35,948 | $3.39M | 0.00% | −83,013−69.8% | Reduced |
| Citigroup Inc | 35,520 | $3.35M | 0.00% | +6,632+23.0% | Added |
| First Trust Advisors LP | 35,252 | $3.32M | 0.00% | −15,967−31.2% | Reduced |
| Boothbay Fund Management, LLC | 34,087 | $3.21M | 0.09% | +34,087 | New |
| Natixis Advisors, L.P. | 33,139 | $3.13M | 0.01% | −5,781−14.9% | Reduced |
| State of New Jersey Common Pension Fund D | 30,428 | $2.87M | 0.01% | −11,455−27.3% | Reduced |
| Price T Rowe Associates Inc | 30,364 | $2.86M | 0.00% | −283,560−90.3% | Reduced |
| State of Alaska, Department of Revenue | 29,729 | $2.80M | 0.03% | −281−0.9% | Reduced |
| State of Wisconsin Investment Board | 29,230 | $2.76M | 0.01% | −1,053−3.5% | Reduced |
| Illinois Municipal Retirement Fund | 28,781 | $2.71M | 0.04% | −555−1.9% | Reduced |