GLAUKOS CORP's ticker is GKOS and the CUSIP is 377322102. A total of 208 filers reported holding GLAUKOS CORP in Q4 2020. The put-call ratio across all filers is 0.99 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $0 | – | 6 | 0.0% | 0.00% | – |
| Q3 2022 | $0 | -100.0% | 6 | -98.2% | 0.00% | – |
| Q2 2022 | $15,000 | +7.1% | 332 | +28.7% | 0.00% | – |
| Q1 2022 | $14,000 | +250.0% | 258 | +145.7% | 0.00% | – |
| Q4 2021 | $4,000 | -20.0% | 105 | 0.0% | 0.00% | – |
| Q3 2021 | $5,000 | -37.5% | 105 | +1.0% | 0.00% | – |
| Q2 2021 | $8,000 | +700.0% | 104 | +447.4% | 0.00% | – |
| Q4 2020 | $1,000 | -50.0% | 19 | -56.8% | 0.00% | – |
| Q2 2020 | $2,000 | -60.0% | 44 | -70.9% | 0.00% | – |
| Q1 2020 | $5,000 | 0.0% | 151 | +51.0% | 0.00% | – |
| Q4 2019 | $5,000 | -16.7% | 100 | 0.0% | 0.00% | – |
| Q3 2019 | $6,000 | -25.0% | 100 | 0.0% | 0.00% | – |
| Q2 2019 | $8,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q1 2019 | $8,000 | – | 100 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| INTERWEST VENTURE MANAGEMENT CO | 350,264 | $15,565,000 | 9.20% |
| Taylor Frigon Capital Management LLC | 108,681 | $4,830,000 | 1.51% |
| Brown Capital Management | 3,021,796 | $134,289,000 | 1.11% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 1,161,414 | $51,613,000 | 1.08% |
| Altium Capital Management LP | 81,000 | $3,600,000 | 0.99% |
| Rhenman & Partners Asset Management AB | 175,000 | $8,022,000 | 0.53% |
| Cinctive Capital Management LP | 126,463 | $5,620,000 | 0.25% |
| RIVERBRIDGE PARTNERS LLC | 554,555 | $24,644,000 | 0.24% |
| Aquatic Capital Management LLC | 2,500 | $111,000 | 0.21% |
| FOX RUN MANAGEMENT, L.L.C. | 6,899 | $307,000 | 0.18% |