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 11 sales; 367 institutions reported holding it in 13F filings for Q2 2026, worth $8.44B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in GLAUKOS Corp as of Dec 31, 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
- 332
- +24 vs. Q3 2025
- Shares held
- 57.1M
- +1.36M (+2.4%) vs. Q3 2025
- Total value
- $6.44B
- +$1.90B (+41.8%) vs. Q3 2025
- New holders
- 76
- 121 more added
- Sold out
- 52
- 102 more reduced
7 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Guggenheim Capital LLC | 2,060 | $232.6K | 0.00% | +2,060 | New |
| Sanctuary Advisors, LLC | 2,098 | $236.9K | 0.00% | +2,098 | New |
| Captrust Financial Advisors | 2,117 | $239.0K | 0.00% | +2,117 | New |
| Stonebridge Financial Group, LLC | 2,124 | $239.8K | 0.02% | +2,124 | New |
| Tower Research Capital LLC (TRC) | 2,194 | $247.7K | 0.01% | +424+24.0% | Added |
| Wealth Alliance | 2,199 | $248.3K | 0.02% | +2,199 | New |
| Nisa Investment Advisors, LLC | 2,311 | $260.9K | 0.00% | −109−4.5% | Reduced |
| Van Eck Associates Corp | 2,409 | $272.0K | 0.00% | +671+38.6% | Added |
| Abacus Wealth Partners, LLC | 2,443 | $275.8K | 0.03% | +2,443 | New |
| Bayforest Capital Ltd | 2,499 | $282.2K | 0.21% | −2,329−48.2% | Reduced |
| High Note Wealth, LLC | 2,557 | $288.7K | 0.06% | −3−0.1% | Reduced |
| Swiss Life Asset Management Ltd | 2,560 | $289.1K | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 2,563 | $289.4K | 0.00% | +2,563 | New |
| Farallon Capital Management, L.L.C. | 2,600 | $293.6K | 0.00% | 00.0% | Unchanged |
| Inspire Advisors, LLC | 2,645 | $298.7K | 0.03% | +2,645 | New |
| Gotham Asset Management, LLC | 2,666 | $301.0K | 0.00% | +2,666 | New |
| CIBC Asset Management Inc | 2,723 | $307.5K | 0.00% | +2,723 | New |
| XTX Topco Ltd | 2,728 | $308.0K | 0.01% | +2,728 | New |
| Third View Private Wealth, LLC | 2,830 | $319.5K | 0.04% | +2,830 | New |
| Abel Hall, LLC | 2,839 | $320.6K | 0.07% | +2,839 | New |
| Quantinno Capital Management LP | 2,898 | $327.2K | 0.00% | −435−13.1% | Reduced |
| Jacobs Levy Equity Management, Inc | 2,984 | $336.9K | 0.00% | +2,984 | New |
| Fieldview Capital Management, LLC | 2,999 | $338.6K | 0.06% | +2,999 | New |
| Gabelli Funds LLC | 3,000 | $338.7K | 0.00% | 00.0% | Unchanged |
| Steel Peak Wealth Management LLC | 3,039 | $343.1K | 0.01% | −600−16.5% | Reduced |
| Quantum Private Wealth, LLC | 3,272 | $369.4K | 0.11% | 00.0% | Unchanged |
| Perbak Capital Partners LLP | 3,364 | $379.8K | 0.12% | −13,120−79.6% | Reduced |
| Apriem Advisors | 3,412 | $385.2K | 0.04% | +3,412 | New |
| Atria Investments LLC | 3,548 | $400.6K | 0.00% | +972+37.7% | Added |
| Evergreen Capital Management LLC | 3,549 | $400.7K | 0.01% | +145+4.3% | Added |
| Cetera Investment Advisers | 3,566 | $402.6K | 0.00% | +160+4.7% | Added |
| Qsemble Capital Management, LP | 3,682 | $415.7K | 0.03% | +3,682 | New |
| CIBC World Markets Corp | 3,699 | $417.7K | 0.00% | +3,699 | New |
| Gamco Investors, Inc. Et Al | 3,701 | $417.9K | 0.00% | −4,399−54.3% | Reduced |
| Persistent Asset Partners Ltd | 3,770 | $425.7K | 0.20% | +3,770 | New |
| Everence Capital Management Inc | 3,820 | $431.0K | 0.03% | 00.0% | Unchanged |
| Profund Advisors LLC | 3,929 | $443.6K | 0.01% | +1,273+47.9% | Added |
| Schroder Investment Management Group | 3,897 | $445.2K | 0.00% | −1,146−22.7% | Reduced |
| Fifth Third Bancorp | 3,955 | $446.6K | 0.00% | +78+2.0% | Added |
| Trust Point Inc. | 4,012 | $453.0K | 0.04% | +1,107+38.1% | Added |
| Crossmark Global Holdings, Inc. | 4,034 | $455.5K | 0.01% | +145+3.7% | Added |
| Entropy Technologies, LP | 4,114 | $464.5K | 0.03% | −15,417−78.9% | Reduced |
| Advisor Group Holdings, Inc. | 4,141 | $467.5K | 0.00% | −826−16.6% | Reduced |
| New Age Alpha Advisors, LLC | 4,309 | $486.5K | 0.02% | +1,829+73.8% | Added |
| HighTower Advisors, LLC | 4,369 | $493.3K | 0.00% | +256+6.2% | Added |
| JustInvest LLC | 4,396 | $496.4K | 0.00% | +468+11.9% | Added |
| Xponance, Inc. | 4,425 | $499.6K | 0.00% | +35+0.8% | Added |
| Ensign Peak Advisors, Inc | 4,566 | $515.5K | 0.00% | −7,465−62.0% | Reduced |
| Ameritas Investment Partners, Inc. | 4,634 | $523.2K | 0.02% | −38−0.8% | Reduced |
| M&T Bank Corp | 4,811 | $543.1K | 0.00% | +1,159+31.7% | Added |
| STRS Ohio | 5,300 | $598.4K | 0.00% | +1,300+32.5% | Added |
| Bank of Montreal | 5,442 | $614.5K | 0.00% | −982−15.3% | Reduced |
| CWM Advisors, LLC | 5,450 | $615.3K | 0.06% | −1,124−17.1% | Reduced |
| Public Employees Retirement Association of Colorado | 5,652 | $638.0K | 0.00% | 00.0% | Unchanged |
| Mariner, LLC | 5,960 | $673.0K | 0.00% | +1,369+29.8% | Added |
| Toroso Investments, LLC | 6,399 | $722.5K | 0.00% | −321−4.8% | Reduced |
| Mutual of America Capital Management LLC | 6,564 | $741.1K | 0.01% | +140+2.2% | Added |
| Legato Capital Management LLC | 6,700 | $756.5K | 0.07% | +6,700 | New |
| Truist Financial Corp | 6,849 | $773.3K | 0.00% | −704−9.3% | Reduced |
| Quadrant Capital Group LLC | 6,912 | $780.4K | 0.02% | +1,339+24.0% | Added |
| Summit Global Investments | 7,052 | $796.0K | 0.05% | +4,246+151.3% | Added |
| Marshall Wace, LLP | 7,244 | $817.9K | 0.00% | −317,283−97.8% | Reduced |
| Diversified Trust Co | 7,252 | $818.8K | 0.02% | +3,050+72.6% | Added |
| Evoke Wealth, LLC | 7,441 | $840.2K | 0.02% | +427+6.1% | Added |
| Exchange Traded Concepts, LLC | 7,836 | $884.8K | 0.01% | +255+3.4% | Added |
| Valeo Financial Advisors, LLC | 7,858 | $887.2K | 0.02% | −36−0.5% | Reduced |
| Pictet Asset Management Holding SA | 8,211 | $927.1K | 0.00% | +502+6.5% | Added |
| Commonwealth Equity Services, LLC | 8,383 | $946.6K | 0.00% | +144+1.7% | Added |
| Maryland State Retirement & Pension System | 8,422 | $950.9K | 0.02% | +177+2.1% | Added |
| Oak Ridge Investments LLC | 9,058 | $1.02M | 0.06% | −1,415−13.5% | Reduced |
| Prelude Capital Management, LLC | 9,200 | $1.04M | 0.08% | +991+12.1% | Added |
| Bessemer Group Inc | 9,453 | $1.07M | 0.00% | +3,094+48.7% | Added |
| Lighthouse Investment Partners, LLC | 10,000 | $1.13M | 0.04% | +10,000 | New |
| Ehrlich Financial Group | 10,014 | $1.13M | 0.64% | 00.0% | Unchanged |
| FMR LLC | 10,083 | $1.14M | 0.00% | −111,323−91.7% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 10,339 | $1.17M | 0.01% | 00.0% | Unchanged |
| Teacher Retirement System of Texas | 10,407 | $1.18M | 0.00% | −6,341−37.9% | Reduced |
| ProShare Advisors LLC | 10,885 | $1.23M | 0.00% | +327+3.1% | Added |
| Lido Advisors, LLC | 15,057 | $1.23M | 0.00% | −20.0% | Reduced |
| KLP Kapitalforvaltning AS | 12,200 | $1.38M | 0.01% | −500−3.9% | Reduced |
| Dark Forest Capital Management LP | 12,268 | $1.39M | 0.06% | +12,268 | New |
| Capital Fund Management S.A. | 12,627 | $1.43M | 0.01% | −22,907−64.5% | Reduced |
| LPL Financial LLC | 12,656 | $1.43M | 0.00% | +2,073+19.6% | Added |
| Comerica Bank | 12,885 | $1.45M | 0.01% | −228,761−94.7% | Reduced |
| State Board of Administration of Florida Retirement System | 12,982 | $1.47M | 0.00% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 13,165 | $1.49M | 0.02% | +200+1.5% | Added |
| CenterBook Partners LP | 13,257 | $1.50M | 0.07% | +13,257 | New |
| Havemeyer Place LP | 13,557 | $1.53M | 0.30% | +13,557 | New |
| Teachers Retirement System of the State of Kentucky | 14,051 | $1.59M | 0.01% | −15,249−52.0% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 14,219 | $1.61M | 0.01% | −386−2.6% | Reduced |
| Blair William & Co | 14,458 | $1.63M | 0.00% | −5,051−25.9% | Reduced |
| Stifel Financial Corp | 14,608 | $1.65M | 0.00% | −7,847−34.9% | Reduced |
| Pathstone Holdings, LLC | 15,189 | $1.71M | 0.01% | +2,914+23.7% | Added |
| Police & Firemen's Retirement System of New Jersey | 15,204 | $1.72M | 0.01% | −271−1.8% | Reduced |
| Mackenzie Financial Corp | 15,404 | $1.76M | 0.00% | +11,837+331.8% | Added |
| AQR Capital Management LLC | 15,572 | $1.76M | 0.00% | +5,255+50.9% | Added |
| Arizona State Retirement System | 16,063 | $1.81M | 0.01% | −845−5.0% | Reduced |
| US Bancorp | 16,483 | $1.86M | 0.00% | +8,342+102.5% | Added |
| Amalgamated Bank | 16,682 | $1.88M | 0.01% | +444+2.7% | Added |
| Yousif Capital Management, LLC | 15,943 | $1.97M | 0.02% | −2,310−12.7% | Reduced |