GLAUKOS CORP's ticker is GKOS and the CUSIP is 377322102. A total of 206 filers reported holding GLAUKOS CORP in Q3 2021. The put-call ratio across all filers is 0.56 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $8,594,000 | +63.8% | 114,212 | +55.0% | 0.01% | +83.3% |
| Q2 2023 | $5,247,000 | +232.3% | 73,680 | +133.8% | 0.01% | +200.0% |
| Q1 2023 | $1,579,000 | +61.0% | 31,511 | +40.3% | 0.00% | +100.0% |
| Q4 2022 | $981,000 | +1301.4% | 22,465 | +5365.9% | 0.00% | – |
| Q3 2022 | $70,000 | +150.0% | 411 | -33.3% | 0.00% | – |
| Q2 2022 | $28,000 | -22.2% | 616 | 0.0% | 0.00% | – |
| Q1 2022 | $36,000 | +33.3% | 616 | 0.0% | 0.00% | – |
| Q4 2021 | $27,000 | -10.0% | 616 | 0.0% | 0.00% | – |
| Q3 2021 | $30,000 | -100.0% | 616 | -99.9% | 0.00% | -100.0% |
| Q2 2021 | $93,772,000 | +95585.7% | 1,105,407 | +94784.7% | 0.08% | – |
| Q1 2021 | $98,000 | -14.8% | 1,165 | -23.5% | 0.00% | – |
| Q4 2020 | $115,000 | +53.3% | 1,523 | 0.0% | 0.00% | – |
| Q3 2020 | $75,000 | +27.1% | 1,523 | 0.0% | 0.00% | – |
| Q2 2020 | $59,000 | -95.1% | 1,523 | -96.1% | 0.00% | -100.0% |
| Q1 2020 | $1,195,000 | -46.4% | 38,737 | -5.3% | 0.00% | -33.3% |
| Q4 2019 | $2,229,000 | +12.0% | 40,921 | +28.5% | 0.00% | 0.0% |
| Q3 2019 | $1,991,000 | -59.0% | 31,853 | -50.5% | 0.00% | 0.0% |
| Q2 2019 | $4,854,000 | +232.0% | 64,368 | +245.0% | 0.00% | +50.0% |
| Q1 2019 | $1,462,000 | +18.4% | 18,659 | -15.1% | 0.00% | 0.0% |
| Q4 2018 | $1,235,000 | +1.6% | 21,974 | +17.4% | 0.00% | 0.0% |
| Q3 2018 | $1,215,000 | -35.6% | 18,720 | -59.7% | 0.00% | -33.3% |
| Q2 2018 | $1,888,000 | +33.6% | 46,448 | +1.3% | 0.00% | 0.0% |
| Q1 2018 | $1,413,000 | +9.0% | 45,830 | -9.3% | 0.00% | +50.0% |
| Q4 2017 | $1,296,000 | +3.9% | 50,530 | +33.7% | 0.00% | 0.0% |
| Q3 2017 | $1,247,000 | +13.6% | 37,780 | +42.7% | 0.00% | 0.0% |
| Q2 2017 | $1,098,000 | – | 26,470 | – | 0.00% | – |
Download | ||||||
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% |