MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 153 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q1 2015. The put-call ratio across all filers is 0.37 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $807,000 | -46.7% | 94,875 | -22.6% | 0.21% | -69.5% |
| Q2 2015 | $1,515,000 | +8.5% | 122,500 | +4.3% | 0.68% | +7.7% |
| Q1 2015 | $1,396,000 | +33.6% | 117,500 | +27.0% | 0.63% | +32.6% |
| Q4 2014 | $1,045,000 | +44.3% | 92,500 | +12.1% | 0.48% | +37.0% |
| Q3 2014 | $724,000 | +20.5% | 82,500 | 0.0% | 0.35% | +24.2% |
| Q2 2014 | $601,000 | +495.0% | 82,500 | +312.5% | 0.28% | +473.5% |
| Q1 2014 | $101,000 | – | 20,000 | – | 0.05% | – |
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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% |