MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 105 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q1 2014. The put-call ratio across all filers is 0.29 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $110,000 | -41.2% | 89,020 | +46.5% | 0.00% | -40.0% |
| Q1 2017 | $187,000 | +70.0% | 60,785 | +125.6% | 0.01% | +66.7% |
| Q4 2016 | $110,000 | -71.6% | 26,938 | -62.5% | 0.00% | -62.5% |
| Q2 2016 | $388,000 | +58.4% | 71,925 | +145.5% | 0.01% | +14.3% |
| Q1 2016 | $245,000 | -11.6% | 29,296 | +30.6% | 0.01% | +40.0% |
| Q2 2015 | $277,000 | +74.2% | 22,433 | +59.6% | 0.01% | +66.7% |
| Q4 2014 | $159,000 | +101.3% | 14,053 | -9.9% | 0.00% | +200.0% |
| Q1 2014 | $79,000 | +12.9% | 15,603 | -15.1% | 0.00% | 0.0% |
| Q3 2013 | $70,000 | – | 18,387 | – | 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% |