PROPHASE LABS INC's ticker is and the CUSIP is 74345W908. A total of 3 filers reported holding PROPHASE LABS INC in Q3 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $5 | -72.2% | 1,300 | -48.0% | 0.00% | – |
| Q2 2023 | $18 | +12.5% | 2,500 | +13.6% | 0.00% | – |
| Q1 2023 | $16 | +300.0% | 2,200 | +340.0% | 0.00% | – |
| Q4 2022 | $4 | -99.9% | 500 | +66.7% | 0.00% | – |
| Q3 2022 | $3,000 | -76.9% | 300 | -72.7% | 0.00% | – |
| Q2 2022 | $13,000 | -85.4% | 1,100 | -91.2% | 0.00% | – |
| Q4 2021 | $89,000 | -48.9% | 12,500 | -56.9% | 0.00% | – |
| Q3 2021 | $174,000 | -2.8% | 29,000 | 0.0% | 0.00% | – |
| Q2 2021 | $179,000 | – | 29,000 | +2899900.0% | 0.00% | – |
| Q1 2021 | $0 | – | 1 | – | 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. | 10,100 | $44,137 | 0.00% |
| SIMPLEX TRADING, LLC | 1,300 | $5 | 0.00% |