MERRIMACK PHARMACEUTICALS IN's ticker is and the CUSIP is 590328AA8. A total of 21 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.2%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| FBR & Co. | 1,000,000 | $1,033,000 | 1.76% |
| BASSO CAPITAL MANAGEMENT, L.P. | 5,000,000 | $5,210,000 | 1.04% |
| ARISTEIA CAPITAL, L.L.C. | 15,250,000 | $15,987,000 | 0.88% |
| DINSMORE CAPITAL MANAGEMENT CO/NJ | 1,000,000 | $1,038,000 | 0.42% |
| SILVERBACK ASSET MANAGEMENT LLC | 4,000,000 | $4,200,000 | 0.36% |
| Verition Fund Management LLC | 1,400,000 | $1,472,000 | 0.26% |
| WOLVERINE ASSET MANAGEMENT LLC | 12,500,000 | $13,125,000 | 0.26% |
| OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) | 10,000,000 | $10,407,000,000 | 0.19% |
| ADVENT CAPITAL MANAGEMENT /DE/ | 10,863,000 | $11,361,000 | 0.14% |
| CSS LLC/IL | 2,690,000 | $2,828,000 | 0.14% |