GLAUKOS CORP's ticker is GKOS and the CUSIP is 377322102. A total of 217 filers reported holding GLAUKOS CORP in Q1 2021. The put-call ratio across all filers is 0.46 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $509,969 | -75.4% | 6,777 | -76.7% | 0.00% | -71.4% |
| Q2 2023 | $2,071,926 | +977.0% | 29,096 | +657.7% | 0.01% | +600.0% |
| Q1 2023 | $192,384 | -69.6% | 3,840 | -67.7% | 0.00% | 0.0% |
| Q3 2022 | $632,000 | -67.1% | 11,880 | -64.2% | 0.00% | -50.0% |
| Q1 2022 | $1,920,000 | +2330.4% | 33,206 | +1916.2% | 0.00% | – |
| Q3 2021 | $79,000 | -50.9% | 1,647 | -13.3% | 0.00% | – |
| Q2 2021 | $161,000 | +292.7% | 1,900 | +284.6% | 0.00% | – |
| Q1 2021 | $41,000 | +173.3% | 494 | +154.6% | 0.00% | – |
| Q4 2020 | $15,000 | -88.5% | 194 | -92.6% | 0.00% | – |
| Q3 2020 | $130,000 | +364.3% | 2,620 | +259.9% | 0.00% | – |
| Q2 2020 | $28,000 | +250.0% | 728 | +181.1% | 0.00% | – |
| Q1 2020 | $8,000 | -27.3% | 259 | +29.5% | 0.00% | – |
| Q4 2019 | $11,000 | -96.7% | 200 | -98.4% | 0.00% | -100.0% |
| Q4 2017 | $331,000 | +93.6% | 12,899 | +148.6% | 0.00% | 0.0% |
| Q3 2017 | $171,000 | +1.8% | 5,189 | +28.1% | 0.00% | 0.0% |
| Q2 2017 | $168,000 | +273.3% | 4,051 | +211.4% | 0.00% | – |
| Q4 2016 | $45,000 | – | 1,301 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| INTERWEST VENTURE MANAGEMENT CO | 16,347 | $1,230,112 | 5.96% |
| Iron Triangle Partners LP | 430,000 | $32,357,500 | 4.73% |
| PURA VIDA INVESTMENTS, LLC | 316,661 | $23,828,740 | 4.51% |
| Brown Capital Management | 2,608,374 | $196,280,144 | 3.01% |
| Taylor Frigon Capital Management LLC | 51,567 | $3,880,417 | 2.16% |
| Atika Capital Management LLC | 215,200 | $16,193,800 | 2.12% |
| BRAIDWELL LP | 695,792 | $52,358,348 | 1.66% |
| Tri Locum Partners LP | 56,230 | $4,231,308 | 1.35% |
| MONEY CONCEPTS CAPITAL CORP | 160,094 | $12,047,389 | 1.26% |
| SECTORAL ASSET MANAGEMENT INC | 69,000 | $5,192,250 | 1.01% |