CHEMBIO DIAGNOSTICS INC's ticker is and the CUSIP is 163572959. A total of 3 filers reported holding CHEMBIO 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 | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $0 | -100.0% | 100 | -98.4% | 0.00% | – |
| Q1 2022 | $5,000 | -28.6% | 6,400 | +1.6% | 0.00% | – |
| Q4 2021 | $7,000 | -98.8% | 6,300 | -97.3% | 0.00% | -100.0% |
| Q3 2021 | $585,000 | +596.4% | 234,000 | +723.9% | 0.00% | – |
| Q2 2021 | $84,000 | +61.5% | 28,400 | +93.2% | 0.00% | – |
| Q1 2021 | $52,000 | -76.1% | 14,700 | -68.0% | 0.00% | – |
| Q4 2020 | $218,000 | +48.3% | 45,900 | +51.5% | 0.00% | – |
| Q3 2020 | $147,000 | +48.5% | 30,300 | -0.7% | 0.00% | – |
| Q2 2020 | $99,000 | – | 30,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 45,900 | $218,000 | 0.00% |
| SIMPLEX TRADING, LLC | 147 | $69,000 | 0.00% |