MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 139 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2015. The put-call ratio across all filers is 1.51 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $753,000 | -22.2% | 90,000 | -26.5% | 0.58% | -8.9% |
| Q4 2015 | $968,000 | +83.3% | 122,500 | +97.6% | 0.64% | +118.8% |
| Q3 2015 | $528,000 | -40.7% | 62,009 | -13.9% | 0.29% | -58.6% |
| Q2 2015 | $890,000 | +4.1% | 72,009 | 0.0% | 0.70% | -1.7% |
| Q1 2015 | $855,000 | +5.0% | 72,009 | 0.0% | 0.72% | -10.9% |
| Q4 2014 | $814,000 | – | 72,009 | – | 0.80% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| DAFNA Capital Management LLC | 514,853 | $2,595,000 | 2.23% |
| GARRISON BRADFORD & ASSOCIATES INC | 98,001 | $494,000 | 0.48% |
| Catalyst Capital Advisors LLC | 380,896 | $1,920,000 | 0.44% |
| Knoll Capital Management, LLC | 160,585 | $809,000 | 0.42% |
| Tekla Capital Management LLC | 757,050 | $3,816,000 | 0.38% |
| FULLER & THALER ASSET MANAGEMENT, INC. | 524,800 | $2,645,000 | 0.13% |
| Integre Asset Management, LLC | 103,493 | $522,000 | 0.12% |
| CAMBRIDGE TRUST CO | 220,003 | $1,109,000 | 0.10% |
| JAMISON EATON & WOOD INC /NJ | 62,782 | $316,000 | 0.09% |
| STONERIDGE INVESTMENT PARTNERS LLC | 88,304 | $445,000 | 0.09% |