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, Q2 2026
Institutional positions in GLAUKOS Corp as of Jun 30, 2026. 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
- 367
- +34 vs. Q1 2026
- Shares held
- 60.7M
- +8.05M (+15.3%) vs. Q1 2026
- Total value
- $8.44B
- +$2.77B (+48.8%) vs. Q1 2026
- New holders
- 72
- 147 more added
- Sold out
- 38
- 104 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| KLP Kapitalforvaltning AS | 12,600 | $1.76M | 0.01% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 13,194 | $1.84M | 0.00% | +212+1.6% | Added |
| Barclays PLC | 13,206 | $1.85M | 0.00% | −407−3.0% | Reduced |
| Oregon Public Employees Retirement Fund | 13,291 | $1.86M | 0.02% | +169+1.3% | Added |
| Susquehanna International Group, LLP | 13,813 | $1.93M | 0.00% | −21,259−60.6% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 13,928 | $1.95M | 0.01% | −275−1.9% | Reduced |
| Squarepoint Ops LLC | 14,167 | $1.98M | 0.00% | −93,882−86.9% | Reduced |
| Vanguard Investments Australia, Ltd. | 14,284 | $2.00M | 0.00% | −29−0.2% | Reduced |
| Intech Investment Management LLC | 14,380 | $2.01M | 0.02% | −9,482−39.7% | Reduced |
| Arizona State Retirement System | 15,224 | $2.13M | 0.01% | −546−3.5% | Reduced |
| Blair William & Co | 15,461 | $2.16M | 0.01% | −124−0.8% | Reduced |
| Harbor Capital Advisors, Inc. | 15,506 | $2.17M | 0.15% | −10,878−41.2% | Reduced |
| Amalgamated Bank | 15,749 | $2.20M | 0.02% | −693−4.2% | Reduced |
| Yousif Capital Management, LLC | 16,042 | $2.24M | 0.03% | +201+1.3% | Added |
| Pathstone Holdings, LLC | 16,214 | $2.27M | 0.01% | +2,101+14.9% | Added |
| AQR Capital Management LLC | 16,401 | $2.29M | 0.00% | +2,075+14.5% | Added |
| SG Americas Securities, LLC | 16,625 | $2.32M | 0.00% | +5,179+45.2% | Added |
| Voya Investment Management LLC | 16,927 | $2.37M | 0.00% | +1,401+9.0% | Added |
| Police & Firemen's Retirement System of New Jersey | 17,014 | $2.38M | 0.02% | +1,810+11.9% | Added |
| BNP Paribas Arbitrage, SA | 18,050 | $2.52M | 0.00% | −18,146−50.1% | Reduced |
| Stifel Financial Corp | 18,179 | $2.54M | 0.00% | +437+2.5% | Added |
| State of New Jersey Common Pension Fund D | 18,458 | $2.58M | 0.01% | −2,256−10.9% | Reduced |
| State of Alaska, Department of Revenue | 19,343 | $2.70M | 0.03% | −9,004−31.8% | Reduced |
| Oppenheimer Asset Management Inc. | 19,564 | $2.73M | 0.03% | +986+5.3% | Added |
| Handelsbanken Fonder AB | 19,800 | $2.77M | 0.01% | +1,100+5.9% | Added |
| Exome Asset Management LLC | 19,862 | $2.78M | 1.71% | −1,012−4.8% | Reduced |
| Kennedy Capital Management, Inc. | 21,216 | $2.97M | 0.05% | +21,216 | New |
| State of Tennessee, Treasury Department | 21,526 | $3.01M | 0.01% | −1,818−7.8% | Reduced |
| Amundi | 22,118 | $3.09M | 0.00% | −4,095−15.6% | Reduced |
| Lazard Asset Management LLC | 22,152 | $3.10M | 0.00% | +571+2.6% | Added |
| Taylor Frigon Capital Management LLC | 23,385 | $3.27M | 1.53% | −60−0.3% | Reduced |
| LPL Financial LLC | 23,920 | $3.34M | 0.00% | +11,915+99.3% | Added |
| Susquehanna Fundamental Investments, LLC | 24,049 | $3.36M | 0.06% | +24,049 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,582 | $3.44M | 0.01% | −66−0.3% | Reduced |
| Vanguard Global Advisers, LLC | 24,694 | $3.45M | 0.00% | +1,612+7.0% | Added |
| Teachers Retirement System of the State of Kentucky | 25,433 | $3.56M | 0.02% | +11,132+77.8% | Added |
| Illinois Municipal Retirement Fund | 25,614 | $3.58M | 0.04% | −8,781−25.5% | Reduced |
| Louisiana State Employees Retirement System | 25,700 | $3.59M | 0.05% | +200+0.8% | Added |
| Fifth Third Bancorp | 26,497 | $3.70M | 0.01% | +9,964+60.3% | Added |
| Zhang Financial LLC | 26,499 | $3.70M | 0.11% | +2,913+12.4% | Added |
| Walleye Capital LLC | 26,835 | $3.75M | 0.02% | +26,835 | New |
| Next Century Growth Investors LLC | 28,765 | $4.02M | 0.21% | +28,765 | New |
| Eversept Partners, LP | 29,343 | $4.10M | 0.22% | −30,871−51.3% | Reduced |
| Manufacturers Life Insurance Company, The | 29,931 | $4.18M | 0.00% | +3,324+12.5% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 29,958 | $4.19M | 0.00% | +351+1.2% | Added |
| Russell Investments Group, Ltd. | 30,085 | $4.20M | 0.00% | +7,304+32.1% | Added |
| Algert Global LLC | 30,871 | $4.31M | 0.05% | −23,330−43.0% | Reduced |
| Quantinno Capital Management LP | 32,066 | $4.48M | 0.01% | +1,230+4.0% | Added |
| DnB Asset Management AS | 32,881 | $4.60M | 0.01% | −13,486−29.1% | Reduced |
| Franklin Resources Inc | 33,191 | $4.64M | 0.00% | +2,373+7.7% | Added |
| MetLife Investment Management | 33,540 | $4.69M | 0.02% | +3,030+9.9% | Added |
| Federated Hermes, Inc. | 34,134 | $4.77M | 0.01% | +34,086+71,012.5% | Added |
| The PNC Financial Services Group, Inc. | 34,229 | $4.78M | 0.00% | −27−0.1% | Reduced |
| State of Wisconsin Investment Board | 35,920 | $5.02M | 0.01% | −2,442−6.4% | Reduced |
| Creative Planning | 37,322 | $5.22M | 0.00% | +4,789+14.7% | Added |
| Thrivent Financial for Lutherans | 38,569 | $5.39M | 0.01% | +232+0.6% | Added |
| Osterweis Capital Management Inc | 40,539 | $5.67M | 0.27% | −54,324−57.3% | Reduced |
| Verition Fund Management LLC | 46,323 | $6.47M | 0.05% | +25,203+119.3% | Added |
| Allianz Asset Management GmbH | 46,330 | $6.48M | 0.01% | −8,523−15.5% | Reduced |
| Great West Life Assurance Co | 47,044 | $6.57M | 0.01% | −869−1.8% | Reduced |
| New York State Teachers Retirement System | 48,243 | $6.74M | 0.01% | +1,871+4.0% | Added |
| EFG International AG | 51,290 | $7.16M | 0.13% | −973−1.9% | Reduced |
| Baird Financial Group, Inc. | 52,785 | $7.38M | 0.01% | −160.0% | Reduced |
| Vanguard Asset Management, Ltd | 53,077 | $7.42M | 0.01% | +316+0.6% | Added |
| Envestnet Asset Management Inc | 53,463 | $7.47M | 0.00% | +3,226+6.4% | Added |
| First Trust Advisors LP | 55,010 | $7.69M | 0.00% | +12,256+28.7% | Added |
| Braun Stacey Associates Inc | 55,010 | $7.69M | 0.22% | +55,010 | New |
| CI Private Wealth, LLC | 57,046 | $7.97M | 0.01% | +106+0.2% | Added |
| D. E. Shaw & Co., Inc. | 57,184 | $7.99M | 0.00% | −193,992−77.2% | Reduced |
| New York State Common Retirement Fund | 60,319 | $8.43M | 0.01% | −15,938−20.9% | Reduced |
| Deutsche Bank AG | 61,957 | $8.66M | 0.00% | +9,861+18.9% | Added |
| Victory Capital Management Inc | 62,202 | $8.69M | 0.00% | −13,783−18.1% | Reduced |
| Two Sigma Investments, LP | 63,430 | $8.86M | 0.01% | 00.0% | Unchanged |
| California State Teachers Retirement System | 64,570 | $9.02M | 0.01% | −1,864−2.8% | Reduced |
| Wells Fargo & Company | 65,221 | $9.12M | 0.00% | +35,664+120.7% | Added |
| AustralianSuper Pty Ltd | 65,319 | $9.13M | 0.04% | −66,216−50.3% | Reduced |
| Defilade Capital Management, L.P. | 66,519 | $9.30M | 1.24% | +66,519 | New |
| California Public Employees Retirement System | 70,669 | $9.88M | 0.01% | +2,015+2.9% | Added |
| Bessemer Group Inc | 72,135 | $10.1M | 0.01% | +68,562+1,918.9% | Added |
| Sit Investment Associates Inc | 72,305 | $10.1M | 0.19% | +3,800+5.5% | Added |
| Assetmark, Inc | 73,622 | $10.3M | 0.02% | −2,684−3.5% | Reduced |
| Granite Investment Partners, LLC | 78,154 | $10.9M | 0.56% | −33,718−30.1% | Reduced |
| Citigroup Inc | 78,941 | $11.0M | 0.01% | +17,438+28.4% | Added |
| Cinctive Capital Management LP | 85,070 | $11.9M | 0.47% | +85,070 | New |
| Dimensional Fund Advisors LP | 87,301 | $12.2M | 0.00% | −111,783−56.1% | Reduced |
| Canada Pension Plan Investment Board | 87,500 | $12.2M | 0.01% | +43,600+99.3% | Added |
| Natixis Advisors, L.P. | 91,918 | $12.8M | 0.01% | +70,335+325.9% | Added |
| Raymond James Financial Inc | 93,114 | $13.0M | 0.00% | −5,112−5.2% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 93,493 | $13.1M | 0.02% | +5,741+6.5% | Added |
| WCM Investment Management, LLC | 93,267 | $13.3M | 0.02% | −160−0.2% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 102,507 | $14.3M | 0.23% | +97,107+1,798.3% | Added |
| Assenagon Asset Management S.A. | 108,736 | $15.2M | 0.02% | +98,205+932.5% | Added |
| Swiss National Bank | 110,800 | $15.5M | 0.01% | −2,800−2.5% | Reduced |
| Rhenman & Partners Asset Management AB | 119,000 | $16.6M | 1.57% | +35,000+41.7% | Added |
| SEI Investments Co | 121,325 | $17.0M | 0.01% | −40,355−25.0% | Reduced |
| Silvercrest Asset Management Group LLC | 121,880 | $17.0M | 0.11% | −6,414−5.0% | Reduced |
| Royal Bank of Canada | 125,692 | $17.6M | 0.00% | −78,461−38.4% | Reduced |
| Fred Alger Management, LLC | 125,911 | $17.6M | 0.06% | +11,968+10.5% | Added |
| Bellevue Group AG | 128,667 | $18.0M | 0.38% | −17,036−11.7% | Reduced |
| Point72 Asset Management, L.P. | 138,300 | $19.3M | 0.03% | +36,960+36.5% | Added |