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%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $2,955,000 | +26.4% | 554,338 | +16.4% | 0.31% | +35.7% |
| Q2 2018 | $2,338,000 | -39.0% | 476,164 | 0.0% | 0.23% | -35.6% |
| Q1 2018 | $3,833,000 | -8.8% | 476,164 | +16.1% | 0.36% | -31.2% |
| Q4 2017 | $4,205,000 | -14.4% | 410,244 | +21.4% | 0.52% | +16.6% |
| Q3 2017 | $4,913,000 | – | 337,868 | – | 0.44% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Western Standard LLC | 869,354 | $2,895,000 | 3.47% |
| 22NW, LP | 1,241,896 | $4,136,000 | 2.24% |
| Newtyn Management, LLC | 1,199,606 | $3,995,000 | 1.46% |
| WITTENBERG INVESTMENT MANAGEMENT, INC. | 186,198 | $620,000 | 0.35% |
| Yakira Capital Management, Inc. | 66,934 | $223,000 | 0.10% |
| Sepio Capital, LP | 210,534 | $701,000 | 0.08% |
| Nantahala Capital Management | 747,635 | $2,490,000 | 0.08% |
| Watson Rebecca | 3,068 | $10,000 | 0.01% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 61,700 | $205,000 | 0.00% |
| WEBSTER BANK, N. A. | 3,055 | $10,000 | 0.00% |