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 |
|---|---|---|---|---|---|
| State Board of Administration of Florida Retirement System | 14,741 | $738.5K | 0.00% | +1,360+10.2% | Added |
| Gamco Investors, Inc. Et Al | 7,990 | $753.4K | 0.01% | −141−1.7% | Reduced |
| Lazard Asset Management LLC | 8,190 | $772.0K | 0.00% | +8,190 | New |
| Mutual of America Capital Management LLC | 8,407 | $792.7K | 0.01% | −120−1.4% | Reduced |
| Opaleye Management Inc. | 8,576 | $808.6K | 0.18% | +8,576 | New |
| Advisor Group Holdings, Inc. | 9,208 | $868.0K | 0.00% | −1,296−12.3% | Reduced |
| Valeo Financial Advisors, LLC | 8,932 | $901.5K | 0.03% | +150+1.7% | Added |
| Legato Capital Management LLC | 9,612 | $906.3K | 0.11% | +5,939+161.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,621 | $907.2K | 0.00% | −1,079−10.1% | Reduced |
| UniSuper Management Pty Ltd | 9,684 | $913.1K | 0.01% | +9,684 | New |
| ProShare Advisors LLC | 9,780 | $922.2K | 0.00% | +637+7.0% | Added |
| Handelsbanken Fonder AB | 10,300 | $971.0K | 0.00% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 10,539 | $993.7K | 0.01% | +26+0.2% | Added |
| Raymond James & Associates | 10,565 | $996.2K | 0.00% | −284−2.6% | Reduced |
| Trust Point Inc. | 10,749 | $1.01M | 0.08% | +3,761+53.8% | Added |
| Russell Investments Group, Ltd. | 11,387 | $1.07M | 0.00% | −6,504−36.4% | Reduced |
| Pathstone Holdings, LLC | 11,438 | $1.08M | 0.01% | +7,803+214.7% | Added |
| Lighthouse Investment Partners, LLC | 11,750 | $1.11M | 0.07% | +11,750 | New |
| Bridgewater Associates, LP | 11,774 | $1.11M | 0.01% | −32,158−73.2% | Reduced |
| Franklin Resources Inc | 11,779 | $1.11M | 0.00% | +11,779 | New |
| Mirae Asset Global Investments Co., Ltd. | 23,425 | $1.16M | 0.00% | −1,117−4.6% | Reduced |
| LPL Financial LLC | 12,352 | $1.16M | 0.00% | −3,352−21.3% | Reduced |
| Arizona State Retirement System | 12,741 | $1.20M | 0.01% | −179−1.4% | Reduced |
| Federated Hermes, Inc. | 12,999 | $1.23M | 0.00% | −1,774−12.0% | Reduced |
| Oregon Public Employees Retirement Fund | 13,119 | $1.24M | 0.02% | −1,147−8.0% | Reduced |
| Bank of Montreal | 13,581 | $1.28M | 0.00% | +5,093+60.0% | Added |
| ClariVest Asset Management LLC | 14,050 | $1.32M | 0.14% | +15+0.1% | Added |
| Amalgamated Bank | 15,339 | $1.45M | 0.01% | −5,441−26.2% | Reduced |
| Victory Capital Management Inc | 15,366 | $1.45M | 0.00% | −4,397−22.2% | Reduced |
| FORA Capital, LLC | 15,391 | $1.45M | 0.12% | −6,105−28.4% | Reduced |
| Teachers Retirement System of the State of Kentucky | 15,451 | $1.46M | 0.01% | 00.0% | Unchanged |
| Jefferies Financial Group Inc. | 15,876 | $1.50M | 0.03% | +9,976+169.1% | Added |
| Balyasny Asset Management LLC | 16,635 | $1.57M | 0.00% | −13,153−44.2% | Reduced |
| Oppenheimer Asset Management Inc. | 16,672 | $1.57M | 0.02% | −5,339−24.3% | Reduced |
| Truist Financial Corp | 16,988 | $1.60M | 0.00% | −9,035−34.7% | Reduced |
| Ensign Peak Advisors, Inc | 17,221 | $1.62M | 0.00% | −869−4.8% | Reduced |
| Maryland State Retirement & Pension System | 17,585 | $1.72M | 0.03% | −122−0.7% | Reduced |
| Wells Fargo & Company | 19,070 | $1.80M | 0.00% | +600+3.2% | Added |
| CIBC World Markets Corp | 20,000 | $1.89M | 0.01% | +20,000 | New |
| Lido Advisors, LLC | 20,100 | $1.90M | 0.02% | 00.0% | Unchanged |
| Comerica Bank | 20,345 | $1.92M | 0.01% | −1,921−8.6% | Reduced |
| State of Tennessee, Treasury Department | 21,952 | $2.07M | 0.01% | +2,851+14.9% | Added |
| Yousif Capital Management, LLC | 22,254 | $2.10M | 0.02% | −2,495−10.1% | Reduced |
| Louisiana State Employees Retirement System | 24,200 | $2.28M | 0.04% | −200−0.8% | Reduced |
| MetLife Investment Management | 24,325 | $2.29M | 0.02% | −444−1.8% | Reduced |
| Two Sigma Investments, LP | 24,644 | $2.32M | 0.01% | −54,857−69.0% | Reduced |
| Magnetar Financial LLC | 24,798 | $2.34M | 0.05% | +24,798 | New |
| CI Private Wealth, LLC | 24,923 | $2.35M | 0.00% | +148+0.6% | Added |
| American International Group, Inc. | 25,647 | $2.42M | 0.01% | −226−0.9% | Reduced |
| Deutsche Bank AG | 25,689 | $2.42M | 0.00% | +82+0.3% | Added |
| Manufacturers Life Insurance Company, The | 25,785 | $2.43M | 0.00% | −15,927−38.2% | Reduced |
| Rhenman & Partners Asset Management AB | 27,000 | $2.55M | 0.24% | −93,000−77.5% | Reduced |
| EFG Asset Management (North America) Corp. | 27,077 | $2.55M | 0.44% | −1,287−4.5% | Reduced |
| Granite Investment Partners, LLC | 28,735 | $2.71M | 0.10% | −14,606−33.7% | Reduced |
| Illinois Municipal Retirement Fund | 28,781 | $2.71M | 0.04% | −555−1.9% | Reduced |
| State of Wisconsin Investment Board | 29,230 | $2.76M | 0.01% | −1,053−3.5% | Reduced |
| State of Alaska, Department of Revenue | 29,729 | $2.80M | 0.03% | −281−0.9% | Reduced |
| Price T Rowe Associates Inc | 30,364 | $2.86M | 0.00% | −283,560−90.3% | Reduced |
| State of New Jersey Common Pension Fund D | 30,428 | $2.87M | 0.01% | −11,455−27.3% | Reduced |
| Natixis Advisors, L.P. | 33,139 | $3.13M | 0.01% | −5,781−14.9% | Reduced |
| Boothbay Fund Management, LLC | 34,087 | $3.21M | 0.10% | +34,087 | New |
| First Trust Advisors LP | 35,252 | $3.32M | 0.00% | −15,967−31.2% | Reduced |
| Citigroup Inc | 35,520 | $3.35M | 0.00% | +6,632+23.0% | Added |
| Citadel Advisors LLC | 35,948 | $3.39M | 0.00% | −83,013−69.8% | Reduced |
| BNP Paribas Arbitrage, SA | 36,019 | $3.40M | 0.00% | −57,015−61.3% | Reduced |
| EAM Investors, LLC | 36,868 | $3.48M | 0.55% | −9,460−20.4% | Reduced |
| Duality Advisers, LP | 36,869 | $3.48M | 0.34% | +36,869 | New |
| UBS Group AG | 37,682 | $3.55M | 0.00% | +567+1.5% | Added |
| Point72 Europe (London) LLP | 38,500 | $3.63M | 0.34% | +38,500 | New |
| Nicholas Investment Partners, LP | 39,416 | $3.72M | 0.38% | +11,136+39.4% | Added |
| Lisanti Capital Growth, LLC | 42,095 | $3.97M | 0.97% | +42,095 | New |
| Thrivent Financial for Lutherans | 42,335 | $3.99M | 0.01% | −1,078−2.5% | Reduced |
| Barclays PLC | 42,529 | $4.01M | 0.00% | −121,369−74.1% | Reduced |
| Texas Permanent School Fund | 42,709 | $4.03M | 0.03% | +622+1.5% | Added |
| D. E. Shaw & Co., Inc. | 42,716 | $4.03M | 0.01% | −231,516−84.4% | Reduced |
| California State Teachers Retirement System | 46,458 | $4.38M | 0.01% | −2,522−5.1% | Reduced |
| Jane Street Group, LLC | 47,303 | $4.46M | 0.01% | −65,574−58.1% | Reduced |
| New York State Teachers Retirement System | 48,343 | $4.56M | 0.01% | 00.0% | Unchanged |
| Taylor Frigon Capital Management LLC | 48,820 | $4.60M | 2.19% | −494−1.0% | Reduced |
| Allianz Asset Management GmbH | 49,364 | $4.65M | 0.01% | −6,679−11.9% | Reduced |
| Blair William & Co | 49,990 | $4.71M | 0.01% | +2,863+6.1% | Added |
| Qube Research & Technologies Ltd | 52,411 | $4.94M | 0.01% | −34,122−39.4% | Reduced |
| Neuberger Berman Group LLC | 53,832 | $5.08M | 0.00% | −5,386−9.1% | Reduced |
| Prudential Financial Inc | 54,483 | $5.14M | 0.01% | −1,175−2.1% | Reduced |
| Voya Investment Management LLC | 55,012 | $5.19M | 0.01% | −25,333−31.5% | Reduced |
| Great West Life Assurance Co | 55,889 | $5.26M | 0.01% | +3,565+6.8% | Added |
| Bellevue Group AG | 55,926 | $5.27M | 0.08% | +55,926 | New |
| Macquarie Group Ltd | 57,390 | $5.41M | 0.01% | −1,401−2.4% | Reduced |
| Alliancebernstein L.P. | 58,059 | $5.47M | 0.00% | −1,940−3.2% | Reduced |
| RTW Investments, LP | 58,791 | $5.54M | 0.08% | +58,791 | New |
| Castleark Management LLC | 64,910 | $6.12M | 0.25% | −2,650−3.9% | Reduced |
| Voloridge Investment Management, LLC | 65,291 | $6.16M | 0.02% | −100,102−60.5% | Reduced |
| Envestnet Asset Management Inc | 65,595 | $6.18M | 0.00% | −14,011−17.6% | Reduced |
| UBS Asset Management Americas Inc | 66,864 | $6.30M | 0.00% | +7,162+12.0% | Added |
| SEI Investments Co | 71,613 | $6.75M | 0.01% | +1,190+1.7% | Added |
| Amundi | 73,697 | $7.01M | 0.00% | +67,157+1,026.9% | Added |
| California Public Employees Retirement System | 76,804 | $7.24M | 0.01% | 00.0% | Unchanged |
| Pura Vida Investments, LLC | 79,000 | $7.45M | 5.07% | +79,000 | New |
| Baird Financial Group, Inc. | 79,910 | $7.53M | 0.02% | +51,403+180.3% | Added |
| Credit Suisse AG | 87,337 | $8.24M | 0.01% | +1,970+2.3% | Added |