MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 52 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q1 2023. The put-call ratio across all filers is 0.61 and the average weighting 0.5%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $23 | -66.7% | 1,845 | -67.2% | 0.00% | – |
Q2 2023 | $69 | +3.0% | 5,617 | +3.3% | 0.00% | – |
Q1 2023 | $67 | +3250.0% | 5,438 | +3928.1% | 0.00% | – |
Q4 2022 | $2 | -99.9% | 135 | -57.8% | 0.00% | – |
Q1 2021 | $2,000 | – | 320 | +3900.0% | 0.00% | – |
Q4 2019 | $0 | – | 8 | -84.0% | 0.00% | – |
Q3 2019 | $0 | – | 50 | 0.0% | 0.00% | – |
Q2 2019 | $0 | – | 50 | 0.0% | 0.00% | – |
Q1 2019 | $0 | – | 50 | 0.0% | 0.00% | – |
Q4 2018 | $0 | -100.0% | 50 | -93.3% | 0.00% | – |
Q3 2018 | $4,000 | -95.7% | 750 | -96.0% | 0.00% | – |
Q2 2018 | $92,000 | +338.1% | 18,714 | +599.6% | 0.00% | – |
Q1 2018 | $21,000 | -16.0% | 2,675 | +9.4% | 0.00% | – |
Q4 2017 | $25,000 | +525.0% | 2,445 | +720.5% | 0.00% | – |
Q3 2017 | $4,000 | – | 298 | – | 0.00% | – |
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% |