MERRIMACK PHARMACEUTICALS IN's ticker is and the CUSIP is 59032810. A total of 1 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2013 | $135,000 | – | 25,287 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| NORTHERN TRUST CO OF CONNECTICUT | 25,287 | $135,000 | 0.00% |