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, 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
- 49.8M
- +1.32M (+2.7%) vs. Q2 2023
- Total value
- $3.75B
- +$296.0M (+8.6%) 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 | $8.44B |
| 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 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 |
|---|---|---|---|---|---|
| Nuveen Asset Management, LLC | 360,778 | $27.1M | 0.01% | +2,426+0.7% | Added |
| Citadel Advisors LLC | 365,640 | $27.5M | 0.03% | −68,821−15.8% | Reduced |
| Charles Schwab Investment Management Inc | 386,790 | $29.1M | 0.01% | +20,415+5.6% | Added |
| Bank of America Corp | 390,686 | $29.4M | 0.00% | −16,850−4.1% | Reduced |
| Principal Financial Group Inc | 398,572 | $30.0M | 0.02% | +51,851+15.0% | Added |
| Bank of New York Mellon Corp | 427,176 | $32.1M | 0.01% | −8,581−2.0% | Reduced |
| Iron Triangle Partners LP | 430,000 | $32.4M | 4.73% | +120,000+38.7% | Added |
| Adage Capital Partners GP, L.L.C. | 450,000 | $33.9M | 0.08% | −200,000−30.8% | Reduced |
| Driehaus Capital Management LLC | 489,565 | $36.8M | 0.48% | +1,283+0.3% | Added |
| New York State Common Retirement Fund | 511,162 | $38.5M | 0.06% | +6,249+1.2% | Added |
| Point72 Asset Management, L.P. | 533,339 | $40.1M | 0.14% | −136,509−20.4% | Reduced |
| Capital World Investors | 550,322 | $41.4M | 0.01% | 00.0% | Unchanged |
| Northern Trust Corp | 552,317 | $41.6M | 0.01% | +2,490+0.5% | Added |
| Riverbridge Partners LLC | 558,487 | $42.0M | 0.57% | −9,877−1.7% | Reduced |
| Primecap Management Co | 638,620 | $48.1M | 0.04% | +20,120+3.3% | Added |
| American Century Companies Inc | 676,847 | $50.9M | 0.04% | −7,319−1.1% | Reduced |
| Braidwell LP | 695,792 | $52.4M | 1.65% | −348,600−33.4% | Reduced |
| Morgan Stanley | 730,270 | $55.0M | 0.01% | +161,775+28.5% | Added |
| Lord, Abbett & Co. LLC | 741,947 | $55.8M | 0.21% | −12,808−1.7% | Reduced |
| Ameriprise Financial Inc | 856,161 | $64.4M | 0.02% | +268,280+45.6% | Added |
| Dimensional Fund Advisors LP | 892,313 | $67.1M | 0.02% | +53,130+6.3% | Added |
| Geode Capital Management, LLC | 951,247 | $71.6M | 0.01% | +37,198+4.1% | Added |
| Millennium Management LLC | 1,092,028 | $82.2M | 0.09% | −362,377−24.9% | Reduced |
| Artisan Partners Limited Partnership | 1,344,581 | $101.2M | 0.17% | −513,711−27.6% | Reduced |
| Invesco Ltd. | 1,450,033 | $109.1M | 0.03% | +453,756+45.5% | Added |
| Janus Henderson Group PLC | 1,615,177 | $121.5M | 0.08% | −3,824−0.2% | Reduced |
| State Street Corp | 1,765,807 | $132.9M | 0.01% | −16,540−0.9% | Reduced |
| Fred Alger Management, LLC | 1,780,690 | $134.0M | 0.77% | +150,102+9.2% | Added |
| Wellington Management Group LLP | 2,056,421 | $154.7M | 0.03% | −1,897,351−48.0% | Reduced |
| Brown Capital Management LLC | 2,608,374 | $196.3M | 3.01% | −28,720−1.1% | Reduced |
| FMR LLC | 3,482,377 | $262.0M | 0.02% | +3,479,548+122,995.7% | Added |
| Vanguard Group Inc | 5,240,017 | $394.3M | 0.01% | −19,090−0.4% | Reduced |
| BlackRock Inc. | 7,899,861 | $594.5M | 0.02% | −1,5160.0% | Reduced |
| Camber Capital Management LP | 0 | $0 | 0.00% | −160,000−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −13,101−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −7,681−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −7,567−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −5,558−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −5,199−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −5,147−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −4,296−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −3,800−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −3,700−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −3,627−100.0% | Sold out |
| PEAK6 Investments LLC | 0 | $0 | 0.00% | −2,207−100.0% | Sold out |
| Silverarc Capital Management, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Global Wealth Strategies & Associates | 0 | $0 | 0.00% | −204−100.0% | Sold out |
| Venturi Wealth Management, LLC | 0 | $0 | 0.00% | −85−100.0% | Sold out |
| Ronald Blue Trust, Inc. | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Pictet Asset Management SA | – | – | – | – | Not filed |