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 | ||||
---|---|---|---|---|---|---|
Q2 2023 | $177,182 | -47.4% | 14,405 | -86.5% | 0.00% | -50.0% |
Q4 2019 | $337,000 | -29.9% | 107,098 | 0.0% | 0.00% | -33.3% |
Q3 2019 | $481,000 | -49.0% | 107,098 | -31.3% | 0.00% | -50.0% |
Q2 2019 | $943,000 | -16.1% | 155,846 | -3.7% | 0.01% | -14.3% |
Q1 2019 | $1,124,000 | +72.1% | 161,774 | -4.3% | 0.01% | +75.0% |
Q4 2018 | $653,000 | -28.6% | 169,074 | -1.5% | 0.00% | -20.0% |
Q3 2018 | $914,000 | +6.5% | 171,574 | -1.8% | 0.01% | 0.0% |
Q2 2018 | $858,000 | -25.6% | 174,774 | +22.0% | 0.01% | -28.6% |
Q1 2018 | $1,153,000 | +26.8% | 143,265 | +61.6% | 0.01% | +40.0% |
Q4 2017 | $909,000 | +74.8% | 88,640 | +147.7% | 0.01% | +66.7% |
Q3 2017 | $520,000 | – | 35,787 | – | 0.00% | – |
Download |
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Western Standard LLC | 1,894,013 | $23,353,180 | 21.09% |
Newtyn Management, LLC | 1,873,694 | $23,102,647 | 5.70% |
Sio Capital Management, LLC | 288,466 | $3,556,786 | 1.10% |
Madison Avenue Partners, LP | 553,085 | $6,819,538 | 0.97% |
WITTENBERG INVESTMENT MANAGEMENT, INC. | 209,739 | $2,586 | 0.95% |
Indaba Capital Management, L.P. | 136,802 | $1,686,769 | 0.50% |
Sepio Capital, LP | 306,680 | $3,781,364 | 0.33% |
Yakira Capital Management, Inc. | 54,118 | $667,275 | 0.18% |
Centiva Capital, LP | 187,803 | $2,315,611 | 0.05% |
FIFTH LANE CAPITAL, LP | 10,929 | $134,427 | 0.05% |