MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 65 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q3 2023. The put-call ratio across all filers is 0.58 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $4,129,000 | +107.1% | 1,100,994 | +228.5% | 0.02% | +100.0% |
| Q2 2022 | $1,994,000 | -7.7% | 335,108 | -1.9% | 0.01% | -11.1% |
| Q1 2022 | $2,161,000 | +61.8% | 341,685 | 0.0% | 0.01% | +80.0% |
| Q4 2021 | $1,336,000 | -19.0% | 341,685 | 0.0% | 0.01% | -28.6% |
| Q3 2021 | $1,650,000 | +23.2% | 341,685 | +63.0% | 0.01% | +16.7% |
| Q2 2021 | $1,339,000 | – | 209,563 | – | 0.01% | – |
Download | ||||||
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% |