GLAUKOS CORP's ticker is GKOS and the CUSIP is 377322102. A total of 233 filers reported holding GLAUKOS CORP in Q3 2023. The put-call ratio across all filers is 0.88 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $638,000 | -42.1% | 11,039 | -55.5% | 0.00% | -50.0% |
| Q4 2021 | $1,102,000 | +37.1% | 24,802 | +48.6% | 0.00% | +100.0% |
| Q3 2021 | $804,000 | +14.7% | 16,692 | +48.8% | 0.00% | 0.0% |
| Q3 2019 | $701,000 | -75.7% | 11,217 | -70.6% | 0.00% | -66.7% |
| Q2 2019 | $2,881,000 | +188.1% | 38,203 | +199.5% | 0.00% | +200.0% |
| Q1 2019 | $1,000,000 | +34.6% | 12,754 | -3.6% | 0.00% | 0.0% |
| Q4 2018 | $743,000 | +27.0% | 13,230 | -42.0% | 0.00% | 0.0% |
| Q4 2017 | $585,000 | -62.0% | 22,806 | -38.6% | 0.00% | -50.0% |
| Q2 2017 | $1,541,000 | +41.5% | 37,152 | +75.0% | 0.00% | +100.0% |
| Q1 2017 | $1,089,000 | +112.3% | 21,232 | +42.0% | 0.00% | 0.0% |
| Q4 2016 | $513,000 | – | 14,948 | – | 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% |