MERRIMACK PHARMACEUTICALS IN's ticker is and the CUSIP is 590328AA8. A total of 16 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2014. The put-call ratio across all filers is - and the average weighting 1.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2016 | $5,606,000 | +385.8% | 4,500,000 | +350.0% | 1.06% | +303.4% |
| Q2 2016 | $1,154,000 | -95.6% | 1,000,000 | -94.2% | 0.26% | -96.8% |
| Q1 2016 | $26,125,000 | +0.7% | 17,250,000 | +4.6% | 8.28% | -33.7% |
| Q3 2015 | $25,947,000 | -25.9% | 16,490,000 | 0.0% | 12.49% | -3.7% |
| Q2 2015 | $35,012,000 | +0.1% | 16,490,000 | -5.1% | 12.97% | +19.4% |
| Q1 2015 | $34,992,000 | +22.6% | 17,370,000 | +16.8% | 10.86% | -3.5% |
| Q4 2014 | $28,544,000 | +105.7% | 14,870,000 | +67.6% | 11.26% | +137.2% |
| Q3 2014 | $13,877,000 | +46.0% | 8,870,000 | +26.7% | 4.75% | +77.5% |
| Q2 2014 | $9,508,000 | +515.0% | 7,000,000 | +366.7% | 2.68% | +213.6% |
| Q1 2014 | $1,546,000 | – | 1,500,000 | – | 0.85% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TFG Asset Management GP Ltd | 8,870,000 | $13,877,000 | 4.75% |
| TANG CAPITAL MANAGEMENT LLC | 5,500,000 | $8,496,000 | 4.40% |
| SILVERBACK ASSET MANAGEMENT LLC | 3,500,000 | $5,455,000 | 0.64% |
| ARISTEIA CAPITAL, L.L.C. | 11,932,000 | $18,510,000 | 0.64% |
| WOLVERINE ASSET MANAGEMENT LLC | 12,600,000 | $19,643,000 | 0.41% |
| DINSMORE CAPITAL MANAGEMENT CO/NJ | 500,000 | $755,000 | 0.30% |
| CSS LLC/IL | 3,888,000 | $6,036,000 | 0.29% |
| Polar Capital LLP | 3,645,000 | $5,668,000 | 0.12% |
| Tekla Capital Management LLC | 1,485,000 | $2,308,000 | 0.11% |
| Citadel Advisors | 33,655,000 | $52,453,000 | 0.06% |