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 2016 | $27,000 | -67.9% | 5,000 | -50.0% | 0.00% | -100.0% |
| Q1 2016 | $84,000 | -57.6% | 10,000 | -60.0% | 0.00% | -75.0% |
| Q4 2015 | $198,000 | -7.0% | 25,000 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $213,000 | -24.2% | 25,000 | +10.1% | 0.00% | -20.0% |
| Q2 2015 | $281,000 | +4.1% | 22,700 | 0.0% | 0.01% | 0.0% |
| Q1 2015 | $270,000 | +42.9% | 22,700 | +35.9% | 0.01% | +25.0% |
| Q4 2014 | $189,000 | +42.1% | 16,700 | +9.9% | 0.00% | 0.0% |
| Q3 2014 | $133,000 | +19.8% | 15,200 | 0.0% | 0.00% | +33.3% |
| Q2 2014 | $111,000 | +44.2% | 15,200 | 0.0% | 0.00% | +50.0% |
| Q1 2014 | $77,000 | -4.9% | 15,200 | 0.0% | 0.00% | 0.0% |
| Q4 2013 | $81,000 | +376.5% | 15,200 | +508.0% | 0.00% | +100.0% |
| Q2 2013 | $17,000 | – | 2,500 | – | 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% |