GENMARK DIAGNOSTICS INC's ticker is and the CUSIP is 372309954. A total of 3 filers reported holding GENMARK DIAGNOSTICS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $518,000 | – | 217 | +9.0% | 0.00% | – |
| Q4 2020 | $0 | – | 199 | -72.8% | 0.00% | – |
| Q3 2020 | $0 | -100.0% | 731 | +144.5% | 0.00% | -100.0% |
| Q2 2020 | $439,000 | +115.2% | 299 | -39.8% | 0.00% | – |
| Q1 2020 | $204,000 | +343.5% | 497 | +553.9% | 0.00% | – |
| Q3 2019 | $46,000 | -6.1% | 76 | 0.0% | 0.00% | – |
| Q2 2019 | $49,000 | -33.8% | 76 | -27.6% | 0.00% | – |
| Q1 2019 | $74,000 | +1750.0% | 105 | +517.6% | 0.00% | – |
| Q1 2016 | $4,000 | +300.0% | 17 | 0.0% | 0.00% | – |
| Q4 2015 | $1,000 | 0.0% | 17 | +750.0% | 0.00% | – |
| Q2 2015 | $1,000 | – | 2 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 46,900 | $685,000 | 0.00% |
| SIMPLEX TRADING, LLC | 199 | $0 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |