ARCA BIOPHARMA INC's ticker is ABIO and the CUSIP is 00211Y209. A total of 21 filers reported holding ARCA BIOPHARMA INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $66,000 | +50.0% | 57,695 | 0.0% | 0.00% | – |
| Q1 2015 | $44,000 | 0.0% | 57,695 | 0.0% | 0.00% | – |
| Q4 2014 | $44,000 | -38.9% | 57,695 | 0.0% | 0.00% | – |
| Q3 2014 | $72,000 | -14.3% | 57,695 | 0.0% | 0.00% | – |
| Q2 2014 | $84,000 | +2700.0% | 57,695 | +2653.9% | 0.00% | – |
| Q4 2013 | $3,000 | 0.0% | 2,095 | 0.0% | 0.00% | – |
| Q3 2013 | $3,000 | 0.0% | 2,095 | 0.0% | 0.00% | – |
| Q2 2013 | $3,000 | – | 2,095 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|