MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 143 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q2 2016. The put-call ratio across all filers is 1.62 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $119,000 | -59.8% | 96,000 | 0.0% | 0.00% | -50.0% |
| Q1 2017 | $296,000 | -24.5% | 96,000 | 0.0% | 0.00% | -33.3% |
| Q4 2016 | $392,000 | -55.9% | 96,000 | -31.4% | 0.00% | -62.5% |
| Q3 2016 | $889,000 | +37.4% | 140,000 | +16.7% | 0.01% | +33.3% |
| Q2 2016 | $647,000 | -40.3% | 120,000 | -7.3% | 0.01% | -40.0% |
| Q1 2016 | $1,083,000 | +4.3% | 129,401 | -1.5% | 0.01% | -9.1% |
| Q4 2015 | $1,038,000 | -7.2% | 131,401 | 0.0% | 0.01% | -21.4% |
| Q3 2015 | $1,118,000 | -30.1% | 131,401 | +1.5% | 0.01% | -22.2% |
| Q2 2015 | $1,600,000 | -16.8% | 129,401 | -20.1% | 0.02% | -18.2% |
| Q1 2015 | $1,923,000 | +5.1% | 161,899 | 0.0% | 0.02% | 0.0% |
| Q4 2014 | $1,829,000 | +1.9% | 161,899 | -20.8% | 0.02% | -4.3% |
| Q3 2014 | $1,795,000 | – | 204,498 | – | 0.02% | – |
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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% |