MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 81 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q1 2018. The put-call ratio across all filers is 0.44 and the average weighting 0.0%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Newtyn Management, LLC | 633,297 | $3,109,000 | 0.58% |
| BVF INC/IL | 1,110,588 | $5,453,000 | 0.53% |
| WITTENBERG INVESTMENT MANAGEMENT, INC. | 253,752 | $1,246,000 | 0.53% |
| Rubric Capital Management LP | 476,164 | $2,338,000 | 0.23% |
| Clearline Capital LP | 59,331 | $291,000 | 0.19% |
| Yakira Capital Management, Inc. | 66,934 | $329,000 | 0.08% |
| KEMPNER CAPITAL MANAGEMENT INC. | 14,898 | $73,000 | 0.05% |
| STONEBRIDGE CAPITAL MANAGEMENT INC | 20,725 | $106,000 | 0.04% |
| J. Goldman & Co LP | 100,000 | $491,000 | 0.02% |
| Dynamic Technology Lab Private Ltd | 22,731 | $112,000 | 0.02% |