MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 94 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2013. The put-call ratio across all filers is 0.34 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $95,000 | +15.9% | 76,217 | +187.9% | 0.00% | 0.0% |
| Q1 2017 | $82,000 | -68.2% | 26,473 | -58.1% | 0.00% | -50.0% |
| Q4 2016 | $258,000 | +103.1% | 63,191 | +216.9% | 0.00% | +100.0% |
| Q3 2016 | $127,000 | 0.0% | 19,938 | +94.6% | 0.00% | 0.0% |
| Q2 2015 | $127,000 | -37.1% | 10,248 | -39.9% | 0.00% | 0.0% |
| Q1 2015 | $202,000 | +25.5% | 17,040 | +19.7% | 0.00% | 0.0% |
| Q4 2014 | $161,000 | +140.3% | 14,241 | +6.9% | 0.00% | – |
| Q1 2014 | $67,000 | -4.3% | 13,326 | -27.3% | 0.00% | – |
| Q3 2013 | $70,000 | – | 18,331 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Lagoda Investment Management, L.P. | 2,211,880 | $17,474,000 | 4.63% |
| Parametrica Management Ltd | 21,228 | $168,000 | 1.11% |
| GARRISON BRADFORD & ASSOCIATES INC | 82,700 | $653,000 | 0.73% |
| Virtus ETF Advisers LLC | 33,570 | $265,000 | 0.73% |
| Opus Point Partners Management, LLC | 122,500 | $968,000 | 0.64% |
| NEXTHERA CAPITAL LP | 36,000 | $284,000 | 0.40% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 7,255,815 | $57,321,000 | 0.39% |
| Cannell & Co. | 1,051,178 | $7,751,000 | 0.25% |
| Tekla Capital Management LLC | 853,787 | $6,745,000 | 0.24% |
| STONERIDGE INVESTMENT PARTNERS LLC | 208,282 | $1,645,000 | 0.22% |