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, Q3 2025
Institutional positions in GLAUKOS Corp as of Sep 30, 2025. 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
- 315
- +21 vs. Q2 2025
- Shares held
- 55.9M
- −4.37M (−7.2%) vs. Q2 2025
- Total value
- $4.56B
- −$1.67B (−26.7%) vs. Q2 2025
- New holders
- 62
- 105 more added
- Sold out
- 41
- 116 more reduced
4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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, Q3 2025
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Trexquant Investment LP | 48,759 | $3.98M | 0.04% | +48,759 | New |
| New York State Teachers Retirement System | 48,243 | $3.93M | 0.01% | 00.0% | Unchanged |
| Deutsche Bank AG | 44,710 | $3.65M | 0.00% | +5,134+13.0% | Added |
| Thrivent Financial for Lutherans | 41,374 | $3.37M | 0.01% | −643−1.5% | Reduced |
| Wells Fargo & Company | 40,808 | $3.33M | 0.00% | +5,285+14.9% | Added |
| State of Wisconsin Investment Board | 40,162 | $3.28M | 0.01% | +2,152+5.7% | Added |
| The PNC Financial Services Group, Inc. | 36,034 | $2.94M | 0.00% | +462+1.3% | Added |
| Capital Fund Management S.A. | 35,534 | $2.90M | 0.03% | +35,534 | New |
| Algert Global LLC | 34,441 | $2.81M | 0.05% | +29,540+602.7% | Added |
| MetLife Investment Management | 32,734 | $2.67M | 0.01% | −582−1.7% | Reduced |
| Illinois Municipal Retirement Fund | 32,709 | $2.67M | 0.03% | +4,465+15.8% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 31,175 | $2.54M | 0.00% | −28,088−47.4% | Reduced |
| Teachers Retirement System of the State of Kentucky | 29,300 | $2.39M | 0.02% | −794−2.6% | Reduced |
| State of Alaska, Department of Revenue | 28,854 | $2.35M | 0.02% | −5,167−15.2% | Reduced |
| Taylor Frigon Capital Management LLC | 28,784 | $2.35M | 1.17% | −2,420−7.8% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 28,772 | $2.35M | 0.00% | −4,400−13.3% | Reduced |
| Adage Capital Partners GP, L.L.C. | 28,582 | $2.33M | 0.00% | +28,582 | New |
| Franklin Resources Inc | 28,034 | $2.29M | 0.00% | +10,007+55.5% | Added |
| Manufacturers Life Insurance Company, The | 27,981 | $2.28M | 0.00% | −1,686−5.7% | Reduced |
| Exome Asset Management LLC | 27,143 | $2.21M | 1.46% | +27,143 | New |
| Louisiana State Employees Retirement System | 26,400 | $2.15M | 0.04% | −300−1.1% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 26,093 | $2.13M | 0.01% | +12,975+98.9% | Added |
| State of Tennessee, Treasury Department | 25,358 | $2.07M | 0.01% | +590+2.4% | Added |
| Point72 Hong Kong Ltd | 24,728 | $2.02M | 0.09% | +24,728 | New |
| State of New Jersey Common Pension Fund D | 23,689 | $1.93M | 0.01% | +3,784+19.0% | Added |
| Stifel Financial Corp | 22,455 | $1.83M | 0.00% | +16,097+253.2% | Added |
| Oppenheimer Asset Management Inc. | 22,289 | $1.82M | 0.02% | +7,992+55.9% | Added |
| Wolverine Trading, LLC | 22,106 | $1.80M | 0.04% | +5,007+29.3% | Added |
| Citigroup Inc | 21,912 | $1.79M | 0.00% | −34,689−61.3% | Reduced |
| Zhang Financial LLC | 21,717 | $1.77M | 0.07% | +21,717 | New |
| Russell Investments Group, Ltd. | 21,359 | $1.74M | 0.00% | −1,764−7.6% | Reduced |
| Entropy Technologies, LP | 19,531 | $1.59M | 0.12% | +19,531 | New |
| Blair William & Co | 19,509 | $1.59M | 0.00% | −27,741−58.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 19,354 | $1.58M | 0.00% | +2,506+14.9% | Added |
| Natixis Advisors, L.P. | 18,821 | $1.53M | 0.00% | −8,151−30.2% | Reduced |
| Yousif Capital Management, LLC | 18,253 | $1.49M | 0.02% | −3,535−16.2% | Reduced |
| Federated Hermes, Inc. | 17,730 | $1.45M | 0.00% | −6,093−25.6% | Reduced |
| Arizona State Retirement System | 16,908 | $1.38M | 0.01% | +399+2.4% | Added |
| Teacher Retirement System of Texas | 16,748 | $1.37M | 0.01% | −3,200−16.0% | Reduced |
| Perbak Capital Partners LLP | 16,484 | $1.34M | 0.24% | +9,861+148.9% | Added |
| Amalgamated Bank | 16,238 | $1.32M | 0.01% | +242+1.5% | Added |
| Creative Planning | 16,068 | $1.31M | 0.00% | −2,300−12.5% | Reduced |
| SummitTX Capital, L.P. | 16,058 | $1.31M | 0.05% | +16,058 | New |
| Police & Firemen's Retirement System of New Jersey | 15,475 | $1.26M | 0.01% | +2,736+21.5% | Added |
| Handelsbanken Fonder AB | 15,300 | $1.25M | 0.00% | 00.0% | Unchanged |
| Lido Advisors, LLC | 15,059 | $1.23M | 0.01% | −2,364−13.6% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 14,605 | $1.19M | 0.01% | −65−0.4% | Reduced |
| TD Asset Management Inc | 14,184 | $1.16M | 0.00% | +14,184 | New |
| BNP Paribas Arbitrage, SA | 13,623 | $1.11M | 0.00% | +8,141+148.5% | Added |
| Campbell & CO Investment Adviser LLC | 13,588 | $1.11M | 0.08% | +13,588 | New |
| State Board of Administration of Florida Retirement System | 12,982 | $1.06M | 0.00% | −21−0.2% | Reduced |
| Oregon Public Employees Retirement Fund | 12,965 | $1.06M | 0.01% | −167−1.3% | Reduced |
| KLP Kapitalforvaltning AS | 12,700 | $1.04M | 0.00% | +1,000+8.5% | Added |
| Fox Run Management, L.L.C. | 12,308 | $1.00M | 0.16% | +12,308 | New |
| Pathstone Holdings, LLC | 12,275 | $1.00M | 0.00% | −7,062−36.5% | Reduced |
| Ensign Peak Advisors, Inc | 12,031 | $981.1K | 0.00% | −39,398−76.6% | Reduced |
| Susquehanna International Group, LLP | 11,944 | $974.0K | 0.00% | −100,050−89.3% | Reduced |
| Harbor Capital Advisors, Inc. | 11,621 | $948.0K | 0.07% | −27,684−70.4% | Reduced |
| Cinctive Capital Management LP | 11,498 | $937.7K | 0.05% | +11,498 | New |
| Y-Intercept (Hong Kong) Ltd | 11,479 | $936.1K | 0.02% | +11,479 | New |
| SG Americas Securities, LLC | 10,740 | $876.0K | 0.00% | +10,740 | New |
| LPL Financial LLC | 10,583 | $863.0K | 0.00% | −1,267−10.7% | Reduced |
| ProShare Advisors LLC | 10,558 | $861.0K | 0.00% | −1,944−15.5% | Reduced |
| Oak Ridge Investments LLC | 10,473 | $854.1K | 0.06% | −222−2.1% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 10,339 | $843.1K | 0.01% | 00.0% | Unchanged |
| AQR Capital Management LLC | 10,317 | $841.3K | 0.00% | +3,976+62.7% | Added |
| Landscape Capital Management, L.L.C. | 10,218 | $833.3K | 0.05% | +6,951+212.8% | Added |
| Ehrlich Financial Group | 10,014 | $816.6K | 0.48% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 8,526 | $695.3K | 0.01% | +8,526 | New |
| Aquatic Capital Management LLC | 8,297 | $676.6K | 0.01% | +8,297 | New |
| Maryland State Retirement & Pension System | 8,245 | $672.4K | 0.01% | −8,548−50.9% | Reduced |
| Commonwealth Equity Services, LLC | 8,239 | $672.0K | 0.00% | −195−2.3% | Reduced |
| Magnetar Financial LLC | 8,209 | $669.4K | 0.00% | +8,209 | New |
| Prelude Capital Management, LLC | 8,209 | $669.4K | 0.05% | +8,209 | New |
| US Bancorp | 8,141 | $663.9K | 0.00% | +1,389+20.6% | Added |
| Gamco Investors, Inc. Et Al | 8,100 | $660.6K | 0.01% | +99+1.2% | Added |
| Valeo Financial Advisors, LLC | 7,894 | $643.8K | 0.01% | +9+0.1% | Added |
| Pictet Asset Management Holding SA | 7,709 | $628.7K | 0.00% | −1,473−16.0% | Reduced |
| Exchange Traded Concepts, LLC | 7,581 | $618.2K | 0.01% | +681+9.9% | Added |
| Truist Financial Corp | 7,553 | $615.9K | 0.00% | +257+3.5% | Added |
| Verition Fund Management LLC | 7,102 | $579.2K | 0.00% | +7,102 | New |
| Evoke Wealth, LLC | 7,014 | $572.0K | 0.01% | −81−1.1% | Reduced |
| Toroso Investments, LLC | 6,720 | $548.0K | 0.00% | +245+3.8% | Added |
| CWM Advisors, LLC | 6,574 | $536.1K | 0.05% | +1,936+41.7% | Added |
| Bank of Montreal | 6,424 | $523.9K | 0.00% | −4,793−42.7% | Reduced |
| Mutual of America Capital Management LLC | 6,424 | $523.9K | 0.01% | −916−12.5% | Reduced |
| Bessemer Group Inc | 6,359 | $519.0K | 0.00% | −183−2.8% | Reduced |
| Lombard Odier Asset Management (USA) Corp | 6,213 | $506.7K | 0.11% | +2,842+84.3% | Added |
| CIBC Bancorp USA Inc. | 5,961 | $486.1K | 0.00% | +5,961 | New |
| Public Employees Retirement Association of Colorado | 5,652 | $461.0K | 0.00% | 00.0% | Unchanged |
| New York Life Investment Management LLC | 5,634 | $459.5K | 0.00% | −128−2.2% | Reduced |
| Quadrant Capital Group LLC | 5,573 | $454.5K | 0.01% | −572−9.3% | Reduced |
| Advisor Group Holdings, Inc. | 4,967 | $433.0K | 0.00% | −1,737−25.9% | Reduced |
| Schroder Investment Management Group | 5,043 | $409.9K | 0.00% | −855−14.5% | Reduced |
| Bayforest Capital Ltd | 4,828 | $393.7K | 0.19% | +1,737+56.2% | Added |
| Ameritas Investment Partners, Inc. | 4,672 | $381.0K | 0.01% | −1,037−18.2% | Reduced |
| Mariner, LLC | 4,591 | $374.4K | 0.00% | −1,381−23.1% | Reduced |
| Aigen Investment Management, LP | 4,400 | $358.8K | 0.06% | +4,400 | New |
| Xponance, Inc. | 4,390 | $358.0K | 0.00% | −100−2.2% | Reduced |
| GTS Securities LLC | 4,287 | $349.6K | 0.01% | +4,287 | New |