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 7 sales; 368 institutions reported holding it in 13F filings for Q2 2026, worth $8.44B in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in GLAUKOS Corp as of Dec 31, 2021. 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
- 208
- +6 vs. Q3 2021
- Shares held
- 43.5M
- −464.8K (−1.1%) vs. Q3 2021
- Total value
- $1.94B
- −$184.1M (−8.7%) vs. Q3 2021
- New holders
- 38
- 76 more added
- Sold out
- 32
- 68 more reduced
4 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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 | 368 | $8.44B |
| Q1 2026 | 338 | $6.25B |
| Q4 2025 | 334 | $6.44B |
| Q3 2025 | 317 | $4.62B |
| Q2 2025 | 299 | $6.30B |
| Q1 2025 | 318 | $5.67B |
| Q4 2024 | 323 | $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 2021
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 7,423,702 | $329.9M | 0.01% | +306,284+4.3% | Added |
| Vanguard Group Inc | 5,116,595 | $227.4M | 0.01% | +195,364+4.0% | Added |
| Wellington Management Group LLP | 4,923,297 | $218.8M | 0.03% | +1,126,120+29.7% | Added |
| Brown Capital Management LLC | 3,021,796 | $134.3M | 1.11% | −194,062−6.0% | Reduced |
| Artisan Partners Limited Partnership | 1,983,513 | $88.1M | 0.11% | +372,024+23.1% | Added |
| State Street Corp | 1,693,002 | $75.2M | 0.00% | +56,547+3.5% | Added |
| Janus Henderson Group PLC | 1,580,026 | $70.2M | 0.03% | +17,707+1.1% | Added |
| Deerfield Management Company, L.P. (Series C) | 1,161,414 | $51.6M | 1.09% | +542,414+87.6% | Added |
| Fred Alger Management, LLC | 965,703 | $42.9M | 0.11% | +348,954+56.6% | Added |
| Geode Capital Management, LLC | 758,321 | $33.7M | 0.00% | +10,404+1.4% | Added |
| Capital World Investors | 750,322 | $33.3M | 0.01% | 00.0% | Unchanged |
| Barclays PLC | 746,421 | $33.2M | 0.02% | +610,732+450.1% | Added |
| Point72 Asset Management, L.P. | 670,100 | $29.8M | 0.13% | +670,100 | New |
| Northern Trust Corp | 563,764 | $25.1M | 0.00% | −4,879−0.9% | Reduced |
| Riverbridge Partners LLC | 554,555 | $24.6M | 0.24% | +8,124+1.5% | Added |
| Primecap Management Co | 532,900 | $23.7M | 0.02% | +32,700+6.5% | Added |
| Morgan Stanley | 503,393 | $22.4M | 0.00% | −25,256−4.8% | Reduced |
| Bank of New York Mellon Corp | 478,385 | $21.3M | 0.00% | +12,793+2.7% | Added |
| Norges Bank | 442,791 | $19.7M | 0.00% | −29,245−6.2% | Reduced |
| Marshall Wace, LLP | 425,535 | $18.9M | 0.04% | −247,228−36.7% | Reduced |
| Bank of America Corp | 379,526 | $16.9M | 0.00% | +27,302+7.8% | Added |
| New York State Common Retirement Fund | 353,564 | $15.7M | 0.02% | −51,501−12.7% | Reduced |
| Interwest Venture Management Co | 350,264 | $15.6M | 9.20% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 331,801 | $14.7M | 0.00% | +10,690+3.3% | Added |
| Principal Financial Group Inc | 325,326 | $14.5M | 0.01% | +325,326 | New |
| Ameriprise Financial Inc | 304,987 | $13.6M | 0.00% | −271,886−47.1% | Reduced |
| Nomura Holdings Inc | 288,163 | $12.9M | 0.07% | +10,688+3.9% | Added |
| Polar Asset Management Partners Inc. | 255,100 | $11.3M | 0.14% | +122,200+91.9% | Added |
| Assenagon Asset Management S.A. | 254,843 | $11.3M | 0.04% | +254,843 | New |
| D. E. Shaw & Co., Inc. | 250,058 | $11.1M | 0.01% | +159,353+175.7% | Added |
| Goldman Sachs Group Inc | 223,355 | $9.93M | 0.00% | +84,586+61.0% | Added |
| Invesco Ltd. | 221,961 | $9.86M | 0.00% | −11,883−5.1% | Reduced |
| Wells Fargo & Company | 212,980 | $9.46M | 0.00% | +2,527+1.2% | Added |
| Legal & General Group Plc | 202,275 | $8.99M | 0.00% | +17,631+9.5% | Added |
| C WorldWide Group Holding A/S | 197,212 | $8.76M | 0.08% | 00.0% | Unchanged |
| Rhenman & Partners Asset Management AB | 175,000 | $8.02M | 0.53% | +25,000+16.7% | Added |
| Royal Bank of Canada | 178,701 | $7.94M | 0.00% | −32,082−15.2% | Reduced |
| Voloridge Investment Management, LLC | 173,484 | $7.71M | 0.04% | −36,219−17.3% | Reduced |
| State of Wisconsin Investment Board | 171,100 | $7.60M | 0.01% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 162,492 | $7.22M | 0.01% | −224,500−58.0% | Reduced |
| Nuveen Asset Management, LLC | 156,038 | $6.93M | 0.00% | −31,416−16.8% | Reduced |
| Silvercrest Asset Management Group LLC | 142,219 | $6.32M | 0.04% | +34,338+31.8% | Added |
| Cinctive Capital Management LP | 126,463 | $5.62M | 0.26% | +50,463+66.4% | Added |
| Two Sigma Investments, LP | 117,106 | $5.20M | 0.01% | −10,569−8.3% | Reduced |
| Dimensional Fund Advisors LP | 116,301 | $5.17M | 0.00% | −2,982−2.5% | Reduced |
| JPMorgan Chase & Co | 114,074 | $5.07M | 0.00% | −10,327−8.3% | Reduced |
| Rhumbline Advisers | 111,068 | $4.94M | 0.01% | +559+0.5% | Added |
| Taylor Frigon Capital Management LLC | 108,681 | $4.83M | 1.51% | +203+0.2% | Added |
| Parametric Portfolio Associates LLC | 103,845 | $4.62M | 0.00% | +16,814+19.3% | Added |
| Swiss National Bank | 102,200 | $4.54M | 0.00% | 00.0% | Unchanged |
| Man Group plc | 99,785 | $4.43M | 0.01% | −2,607−2.5% | Reduced |
| Public Sector Pension Investment Board | 95,500 | $4.24M | 0.02% | +930+1.0% | Added |
| California Public Employees Retirement System | 88,002 | $3.91M | 0.00% | −4,158−4.5% | Reduced |
| Exchange Traded Concepts, LLC | 82,912 | $3.69M | 0.07% | +10,491+14.5% | Added |
| Altium Capital Management LP | 81,000 | $3.60M | 1.01% | +81,000 | New |
| Moore Capital Management, LP | 80,417 | $3.57M | 0.09% | +80,417 | New |
| Granite Investment Partners, LLC | 78,499 | $3.49M | 0.10% | +14,319+22.3% | Added |
| Camber Capital Management LP | 75,000 | $3.33M | 0.13% | +75,000 | New |
| Alliancebernstein L.P. | 67,355 | $2.99M | 0.00% | −650−1.0% | Reduced |
| Citadel Advisors LLC | 66,367 | $2.95M | 0.00% | −227,022−77.4% | Reduced |
| Bridgewater Associates, LP | 64,877 | $2.88M | 0.02% | +20,753+47.0% | Added |
| California State Teachers Retirement System | 64,135 | $2.85M | 0.00% | +1,967+3.2% | Added |
| State of New Jersey Common Pension Fund D | 58,379 | $2.59M | 0.01% | +2,869+5.2% | Added |
| Holocene Advisors, LP | 56,400 | $2.51M | 0.01% | +15,141+36.7% | Added |
| Susquehanna International Group, LLP | 56,332 | $2.50M | 0.00% | −8,644−13.3% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 56,046 | $2.49M | 0.01% | −27,894−33.2% | Reduced |
| Twinbeech Capital LP | 53,994 | $2.40M | 0.14% | +53,994 | New |
| Prudential Financial Inc | 49,623 | $2.21M | 0.00% | −765−1.5% | Reduced |
| UBS Asset Management Americas Inc | 48,992 | $2.18M | 0.00% | +326+0.7% | Added |
| Cubist Systematic Strategies, LLC | 47,763 | $2.12M | 0.02% | −19,670−29.2% | Reduced |
| New York State Teachers Retirement System | 46,643 | $2.07M | 0.00% | +300+0.6% | Added |
| Credit Suisse AG | 45,891 | $2.04M | 0.00% | −478−1.0% | Reduced |
| Comerica Bank | 39,414 | $1.99M | 0.01% | −2,782−6.6% | Reduced |
| Engineers Gate Manager LP | 43,934 | $1.95M | 0.09% | +28,043+176.5% | Added |
| Yousif Capital Management, LLC | 41,997 | $1.87M | 0.02% | +41,997 | New |
| Great West Life Assurance Co | 40,260 | $1.79M | 0.00% | +719+1.8% | Added |
| Envestnet Asset Management Inc | 39,888 | $1.77M | 0.00% | +3,111+8.5% | Added |
| Thrivent Financial for Lutherans | 38,160 | $1.70M | 0.00% | +524+1.4% | Added |
| PDT Partners, LLC | 36,451 | $1.62M | 0.12% | −38,158−51.1% | Reduced |
| Citigroup Inc | 35,943 | $1.60M | 0.00% | +10,122+39.2% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 35,440 | $1.57M | 0.02% | +137+0.4% | Added |
| Deutsche Bank AG | 34,914 | $1.55M | 0.00% | −109,176−75.8% | Reduced |
| Texas Permanent School Fund | 33,806 | $1.50M | 0.02% | −637−1.8% | Reduced |
| Duality Advisers, LP | 33,220 | $1.48M | 0.16% | −28,678−46.3% | Reduced |
| State of Alaska, Department of Revenue | 33,144 | $1.47M | 0.01% | −820−2.4% | Reduced |
| Teachers Retirement System of the State of Kentucky | 32,452 | $1.44M | 0.01% | −51,947−61.5% | Reduced |
| AlphaCrest Capital Management LLC | 30,901 | $1.37M | 0.05% | +17,468+130.0% | Added |
| American International Group, Inc. | 27,791 | $1.24M | 0.01% | −545−1.9% | Reduced |
| SEI Investments Co | 27,583 | $1.23M | 0.00% | +5,483+24.8% | Added |
| State of Tennessee, Treasury Department | 27,536 | $1.22M | 0.00% | +1,580+6.1% | Added |
| Baird Financial Group, Inc. | 26,258 | $1.17M | 0.00% | +335+1.3% | Added |
| Natixis | 26,000 | $1.16M | 0.00% | −185,400−87.7% | Reduced |
| AQR Capital Management LLC | 24,802 | $1.10M | 0.00% | +8,110+48.6% | Added |
| Amalgamated Bank | 23,997 | $1.07M | 0.01% | −87−0.4% | Reduced |
| Blair William & Co | 23,947 | $1.06M | 0.00% | −14,320−37.4% | Reduced |
| Squarepoint Ops LLC | 23,556 | $1.05M | 0.01% | −43,405−64.8% | Reduced |
| Raymond James & Associates | 23,227 | $1.03M | 0.00% | −2,220−8.7% | Reduced |
| Manufacturers Life Insurance Company, The | 22,969 | $1.02M | 0.00% | −117−0.5% | Reduced |
| Price T Rowe Associates Inc | 22,925 | $1.02M | 0.00% | −687−2.9% | Reduced |
| Jefferies Group LLC | 22,749 | $1.01M | 0.02% | +22,749 | New |