MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 38 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2021. The put-call ratio across all filers is 8.21 and the average weighting 0.2%.
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% |