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 $8.44B in total; no superinvestor holds it.
13F holders, Q1 2023
Institutional positions in GLAUKOS Corp as of Mar 31, 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
- 203
- −10 vs. Q4 2022
- Shares held
- 47.3M
- +855.7K (+1.8%) vs. Q4 2022
- Total value
- $2.37B
- +$341.4M (+16.8%) vs. Q4 2022
- New holders
- 21
- 81 more added
- Sold out
- 31
- 70 more reduced
2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding GLAUKOS Corp; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Wellington Management Group LLP | 4,684,699 | $234.7M | 0.05% | +299,043+6.8% | Added |
| Vanguard Group Inc | 5,304,947 | $265.8M | 0.01% | −44,278−0.8% | Reduced |
| BlackRock Inc. | 7,755,100 | $388.5M | 0.01% | −28,694−0.4% | Reduced |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −56,661−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −42,524−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −34,737−100.0% | Sold out |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −34,081−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −32,076−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −30,637−100.0% | Sold out |
| Exchange Traded Concepts, LLC | 0 | $0 | 0.00% | −29,253−100.0% | Sold out |
| Evoke Wealth, LLC | 0 | $0 | 0.00% | −23,337−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −16,969−100.0% | Sold out |
| Duality Advisers, LP | 0 | $0 | 0.00% | −12,775−100.0% | Sold out |
| Caas Capital Management LP | 0 | $0 | 0.00% | −12,000−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −11,257−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −10,200−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −7,100−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −5,139−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −5,087−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −4,825−100.0% | Sold out |
| MQS Management LLC | 0 | $0 | 0.00% | −4,710−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −4,321−100.0% | Sold out |
| Sutton Wealth Advisors Inc. | 0 | $0 | 0.00% | −1,442−100.0% | Sold out |
| Dakota Community Bank & Trust NA | 0 | $0 | 0.00% | −265−100.0% | Sold out |
| Baillie Gifford & Co | 0 | $0 | 0.00% | −269−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −243−100.0% | Sold out |
| Money Concepts Capital Corp | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Albion Financial Group | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Elequin Capital LP | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% | −64−100.0% | Sold out |
| Coppell Advisory Solutions Corp. | 0 | $0 | 0.00% | −64−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Comerica Bank | – | – | – | – | Not filed |
| Sargent Bickham Lagudis LLC | – | – | – | – | Not filed |