GLAUKOS CORP's ticker is GKOS and the CUSIP is 377322102. A total of 176 filers reported holding GLAUKOS CORP in Q1 2019. The put-call ratio across all filers is 0.64 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $14,000 | -30.0% | 259 | -14.0% | 0.00% | – |
| Q3 2019 | $20,000 | +17.6% | 301 | +34.4% | 0.00% | – |
| Q2 2019 | $17,000 | -10.5% | 224 | -7.4% | 0.00% | – |
| Q1 2019 | $19,000 | +11.8% | 242 | -18.0% | 0.00% | – |
| Q4 2018 | $17,000 | -15.0% | 295 | -9.0% | 0.00% | – |
| Q3 2018 | $20,000 | +66.7% | 324 | -20.6% | 0.00% | – |
| Q2 2018 | $12,000 | 0.0% | 408 | 0.0% | 0.00% | – |
| Q1 2018 | $12,000 | +71.4% | 408 | +66.5% | 0.00% | – |
| Q4 2017 | $7,000 | +133.3% | 245 | +145.0% | 0.00% | – |
| Q3 2017 | $3,000 | -25.0% | 100 | 0.0% | 0.00% | – |
| Q2 2017 | $4,000 | -33.3% | 100 | -17.4% | 0.00% | – |
| Q1 2017 | $6,000 | +100.0% | 121 | +21.0% | 0.00% | – |
| Q4 2016 | $3,000 | -85.7% | 100 | -81.8% | 0.00% | – |
| Q3 2016 | $21,000 | – | 550 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HARBOR CAPITAL ADVISORS, INC. | 27,306 | $2,170,554 | 0.42% |
| Versant Capital Management, Inc | 123 | $9,777 | 0.00% |
| MASSMUTUAL TRUST CO FSB/ADV | 48 | $3,816 | 0.00% |