MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 144 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2014. The put-call ratio across all filers is 2.36 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $3,002,000 | -36.0% | 242,810 | -38.5% | 0.00% | -50.0% |
| Q1 2015 | $4,687,000 | +27.6% | 394,506 | +21.4% | 0.00% | +100.0% |
| Q4 2014 | $3,672,000 | +107.6% | 324,918 | +61.3% | 0.00% | 0.0% |
| Q3 2014 | $1,769,000 | -38.1% | 201,427 | -48.6% | 0.00% | 0.0% |
| Q2 2014 | $2,859,000 | +8834.4% | 392,237 | +6437.3% | 0.00% | – |
| Q4 2013 | $32,000 | +39.1% | 6,000 | 0.0% | 0.00% | – |
| Q3 2013 | $23,000 | -94.5% | 6,000 | -90.3% | 0.00% | – |
| Q2 2013 | $416,000 | – | 61,823 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
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