MERRIMACK PHARMACEUTICALS IN's ticker is and the CUSIP is 590328AA8. A total of 21 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2013 | $16,379,000 | – | 18,179,000 | – | 0.10% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
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