MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 138 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2016. The put-call ratio across all filers is 2.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $15,000 | -97.6% | 12,298 | -93.9% | 0.00% | -100.0% |
| Q1 2017 | $619,000 | -24.4% | 200,826 | 0.0% | 0.01% | -28.6% |
| Q4 2016 | $819,000 | -53.5% | 200,826 | -27.6% | 0.01% | -50.0% |
| Q3 2016 | $1,761,000 | +17.8% | 277,355 | 0.0% | 0.01% | +7.7% |
| Q2 2016 | $1,495,000 | -35.6% | 277,355 | -0.0% | 0.01% | -40.9% |
| Q1 2016 | $2,322,000 | +6.0% | 277,409 | +0.0% | 0.02% | +4.8% |
| Q4 2015 | $2,191,000 | -14.9% | 277,355 | -8.3% | 0.02% | -22.2% |
| Q3 2015 | $2,574,000 | -31.2% | 302,481 | 0.0% | 0.03% | -41.3% |
| Q2 2015 | $3,740,000 | +4.1% | 302,481 | 0.0% | 0.05% | +12.2% |
| Q1 2015 | $3,594,000 | – | 302,481 | – | 0.04% | – |
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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% |