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, Q3 2023
Institutional positions in GLAUKOS Corp as of Sep 30, 2023. 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
- 233
- +14 vs. Q2 2023
- Shares held
- 50.5M
- +1.30M (+2.6%) vs. Q2 2023
- Total value
- $3.80B
- +$298.1M (+8.5%) vs. Q2 2023
- New holders
- 30
- 84 more added
- Sold out
- 16
- 81 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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 | $8.46B |
| 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, Q3 2023
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 7,899,861 | $594.5M | 0.02% | −1,5160.0% | Reduced |
| Vanguard Group Inc | 5,240,017 | $394.3M | 0.01% | −19,090−0.4% | Reduced |
| FMR LLC | 3,482,377 | $262.0M | 0.02% | +3,479,548+122,995.7% | Added |
| Brown Capital Management LLC | 2,608,374 | $196.3M | 3.01% | −28,720−1.1% | Reduced |
| Wellington Management Group LLP | 2,056,421 | $154.7M | 0.03% | −1,897,351−48.0% | Reduced |
| Fred Alger Management, LLC | 1,780,690 | $134.0M | 0.77% | +150,102+9.2% | Added |
| State Street Corp | 1,765,807 | $132.9M | 0.01% | −16,540−0.9% | Reduced |
| Janus Henderson Group PLC | 1,615,177 | $121.5M | 0.08% | −3,824−0.2% | Reduced |
| Lord, Abbett & Co. LLC | 1,483,894 | $111.7M | 0.21% | −25,616−1.7% | Reduced |
| Invesco Ltd. | 1,450,033 | $109.1M | 0.03% | +453,756+45.5% | Added |
| Artisan Partners Limited Partnership | 1,344,581 | $101.2M | 0.17% | −513,711−27.6% | Reduced |
| Millennium Management LLC | 1,092,028 | $82.2M | 0.09% | −362,377−24.9% | Reduced |
| Geode Capital Management, LLC | 951,247 | $71.6M | 0.01% | +37,198+4.1% | Added |
| Dimensional Fund Advisors LP | 892,313 | $67.1M | 0.02% | +53,130+6.3% | Added |
| Ameriprise Financial Inc | 856,161 | $64.4M | 0.02% | +268,280+45.6% | Added |
| Morgan Stanley | 730,270 | $55.0M | 0.01% | +161,775+28.5% | Added |
| Braidwell LP | 695,792 | $52.4M | 1.65% | −348,600−33.4% | Reduced |
| American Century Companies Inc | 676,847 | $50.9M | 0.04% | −7,319−1.1% | Reduced |
| Primecap Management Co | 638,620 | $48.1M | 0.04% | +20,120+3.3% | Added |
| Riverbridge Partners LLC | 558,487 | $42.0M | 0.57% | −9,877−1.7% | Reduced |
| Northern Trust Corp | 552,317 | $41.6M | 0.01% | +2,490+0.5% | Added |
| Capital World Investors | 550,322 | $41.4M | 0.01% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 533,339 | $40.1M | 0.14% | −136,509−20.4% | Reduced |
| New York State Common Retirement Fund | 511,162 | $38.5M | 0.06% | +6,249+1.2% | Added |
| Driehaus Capital Management LLC | 489,565 | $36.8M | 0.48% | +1,283+0.3% | Added |
| Adage Capital Partners GP, L.L.C. | 450,000 | $33.9M | 0.08% | −200,000−30.8% | Reduced |
| Iron Triangle Partners LP | 430,000 | $32.4M | 4.73% | +120,000+38.7% | Added |
| Bank of New York Mellon Corp | 427,176 | $32.1M | 0.01% | −8,581−2.0% | Reduced |
| Principal Financial Group Inc | 398,572 | $30.0M | 0.02% | +51,851+15.0% | Added |
| Bank of America Corp | 390,686 | $29.4M | 0.00% | −16,850−4.1% | Reduced |
| Charles Schwab Investment Management Inc | 386,790 | $29.1M | 0.01% | +20,415+5.6% | Added |
| Citadel Advisors LLC | 365,640 | $27.5M | 0.03% | −68,821−15.8% | Reduced |
| Nuveen Asset Management, LLC | 360,778 | $27.1M | 0.01% | +2,426+0.7% | Added |
| Norges Bank | 344,441 | $25.9M | 0.01% | +35,792+11.6% | Added |
| Pura Vida Investments, LLC | 316,661 | $23.8M | 11.71% | +23,812+8.1% | Added |
| Polar Asset Management Partners Inc. | 286,108 | $21.5M | 0.52% | +84,800+42.1% | Added |
| Royal Bank of Canada | 235,227 | $17.7M | 0.01% | +5,409+2.4% | Added |
| Nomura Holdings Inc | 224,888 | $16.9M | 0.18% | −9,228−3.9% | Reduced |
| Atika Capital Management LLC | 215,200 | $16.2M | 2.31% | +32,200+17.6% | Added |
| C WorldWide Group Holding A/S | 197,212 | $14.8M | 0.20% | 00.0% | Unchanged |
| Money Concepts Capital Corp | 160,094 | $12.0M | 1.26% | +11,706+7.9% | Added |
| Keybank National Association | 142,288 | $10.7M | 0.05% | 00.0% | Unchanged |
| Rhumbline Advisers | 141,327 | $10.6M | 0.01% | +907+0.6% | Added |
| Legal & General Group Plc | 135,554 | $10.2M | 0.00% | +130.0% | Added |
| Voya Investment Management LLC | 129,778 | $9.77M | 0.01% | −44,848−25.7% | Reduced |
| Voloridge Investment Management, LLC | 124,830 | $9.39M | 0.05% | +124,830 | New |
| Peregrine Capital Management LLC | 116,781 | $8.79M | 0.26% | −20,319−14.8% | Reduced |
| Macquarie Group Ltd | 114,212 | $8.59M | 0.01% | +40,532+55.0% | Added |
| Goldman Sachs Group Inc | 108,003 | $8.13M | 0.00% | −16,032−12.9% | Reduced |
| JPMorgan Chase & Co | 104,171 | $7.84M | 0.00% | −1,128−1.1% | Reduced |
| Envestnet Asset Management Inc | 101,602 | $7.65M | 0.00% | +22,652+28.7% | Added |
| Swiss National Bank | 100,600 | $7.57M | 0.01% | +1,600+1.6% | Added |
| Boothbay Fund Management, LLC | 98,283 | $7.40M | 0.23% | +19,405+24.6% | Added |
| Lisanti Capital Growth, LLC | 84,605 | $6.37M | 1.01% | +84,605 | New |
| Balyasny Asset Management LLC | 83,209 | $6.26M | 0.02% | −74,920−47.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 75,781 | $5.70M | 0.03% | −34,157−31.1% | Reduced |
| Credit Suisse AG | 75,725 | $5.70M | 0.01% | −2,207−2.8% | Reduced |
| Rhenman & Partners Asset Management AB | 73,000 | $5.49M | 0.59% | −22,000−23.2% | Reduced |
| Castleark Management LLC | 72,320 | $5.44M | 0.28% | +72,320 | New |
| SEI Investments Co | 70,742 | $5.32M | 0.01% | +10,811+18.0% | Added |
| California Public Employees Retirement System | 69,697 | $5.24M | 0.00% | 00.0% | Unchanged |
| Gilder Gagnon Howe & Co LLC | 69,688 | $5.24M | 0.08% | −566−0.8% | Reduced |
| Sectoral Asset Management Inc | 69,000 | $5.19M | 1.01% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 65,582 | $4.93M | 0.07% | +11,057+20.3% | Added |
| Natixis | 62,469 | $4.70M | 0.04% | +62,469 | New |
| Public Sector Pension Investment Board | 60,131 | $4.52M | 0.03% | −25,441−29.7% | Reduced |
| Alliancebernstein L.P. | 60,089 | $4.52M | 0.00% | −1,280−2.1% | Reduced |
| Prudential Financial Inc | 58,543 | $4.41M | 0.01% | −770−1.3% | Reduced |
| First Trust Advisors LP | 58,040 | $4.37M | 0.01% | +51,445+780.1% | Added |
| UBS Asset Management Americas Inc | 57,057 | $4.29M | 0.00% | +6,013+11.8% | Added |
| Blair William & Co | 56,612 | $4.26M | 0.02% | +42,946+314.3% | Added |
| Tri Locum Partners LP | 56,230 | $4.23M | 1.36% | +56,230 | New |
| Allianz Asset Management GmbH | 54,943 | $4.13M | 0.01% | −9,997−15.4% | Reduced |
| Great West Life Assurance Co | 53,342 | $4.01M | 0.01% | +574+1.1% | Added |
| D. E. Shaw & Co., Inc. | 53,101 | $4.00M | 0.01% | −68,324−56.3% | Reduced |
| Silvercrest Asset Management Group LLC | 52,391 | $3.94M | 0.03% | −61,786−54.1% | Reduced |
| Taylor Frigon Capital Management LLC | 51,567 | $3.88M | 2.16% | −1,253−2.4% | Reduced |
| Granite Investment Partners, LLC | 51,551 | $3.88M | 0.16% | −94−0.2% | Reduced |
| California State Teachers Retirement System | 50,844 | $3.83M | 0.01% | −4,774−8.6% | Reduced |
| EAM Global Investors LLC | 48,890 | $3.68M | 0.99% | +48,890 | New |
| New York State Teachers Retirement System | 48,343 | $3.64M | 0.01% | −700−1.4% | Reduced |
| Truist Financial Corp | 46,518 | $3.50M | 0.01% | −265−0.6% | Reduced |
| Barclays PLC | 46,039 | $3.46M | 0.00% | +11,973+35.1% | Added |
| Neuberger Berman Group LLC | 45,749 | $3.44M | 0.00% | +332+0.7% | Added |
| Schroder Investment Management Group | 44,840 | $3.37M | 0.01% | +220.0% | Added |
| Thrivent Financial for Lutherans | 44,505 | $3.35M | 0.01% | −1,613−3.5% | Reduced |
| Renaissance Technologies LLC | 43,492 | $3.27M | 0.01% | +3,700+9.3% | Added |
| Texas Permanent School Fund | 41,317 | $3.11M | 0.03% | −1,130−2.7% | Reduced |
| Caption Management, LLC | 37,991 | $2.86M | 0.37% | +37,991 | New |
| Advisor Group Holdings, Inc. | 34,057 | $2.56M | 0.00% | +17,713+108.4% | Added |
| Natixis Advisors, L.P. | 33,979 | $2.56M | 0.01% | +1,298+4.0% | Added |
| State of New Jersey Common Pension Fund D | 32,999 | $2.48M | 0.01% | −9,018−21.5% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 32,525 | $2.45M | 0.02% | −21,969−40.3% | Reduced |
| LMR Partners LLP | 31,350 | $2.36M | 0.05% | +31,350 | New |
| State of Alaska, Department of Revenue | 30,290 | $2.28M | 0.03% | −1,435−4.5% | Reduced |
| BNP Paribas Arbitrage, SA | 29,631 | $2.23M | 0.00% | +16,872+132.2% | Added |
| EFG Asset Management (North America) Corp. | 28,648 | $2.15M | 0.51% | −2,736−8.7% | Reduced |
| Teachers Retirement System of the State of Kentucky | 28,338 | $2.13M | 0.02% | 00.0% | Unchanged |
| Baird Financial Group, Inc. | 27,782 | $2.09M | 0.01% | +110.0% | Added |
| Illinois Municipal Retirement Fund | 27,170 | $2.04M | 0.04% | +27,170 | New |