MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 43 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q2 2022. The put-call ratio across all filers is 2.37 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $8,517,775 | +2.4% | 690,817 | +2.1% | 0.00% | – |
| Q2 2023 | $8,318,367 | +204.5% | 676,290 | +204.3% | 0.00% | – |
| Q1 2023 | $2,731,490 | +13.6% | 222,253 | +6.0% | 0.00% | – |
| Q4 2022 | $2,403,827 | +210.2% | 209,758 | +1.4% | 0.00% | – |
| Q3 2022 | $775,000 | -37.2% | 206,783 | -0.4% | 0.00% | – |
| Q2 2022 | $1,235,000 | -7.7% | 207,715 | -1.8% | 0.00% | – |
| Q1 2022 | $1,338,000 | +60.8% | 211,439 | -0.6% | 0.00% | – |
| Q4 2021 | $832,000 | -18.4% | 212,663 | +0.8% | 0.00% | – |
| Q3 2021 | $1,020,000 | -14.6% | 211,051 | +12.8% | 0.00% | – |
| Q2 2021 | $1,195,000 | -25.5% | 187,090 | -26.8% | 0.00% | – |
| Q1 2021 | $1,605,000 | -7.5% | 255,503 | +1.4% | 0.00% | – |
| Q4 2020 | $1,736,000 | +71.5% | 251,931 | -0.3% | 0.00% | – |
| Q3 2020 | $1,012,000 | +21.1% | 252,780 | +0.7% | 0.00% | – |
| Q2 2020 | $836,000 | +56.8% | 250,934 | +1.2% | 0.00% | – |
| Q1 2020 | $533,000 | -31.9% | 247,922 | -0.3% | 0.00% | – |
| Q4 2019 | $783,000 | -30.1% | 248,693 | -0.1% | 0.00% | – |
| Q3 2019 | $1,120,000 | -26.1% | 248,862 | -0.7% | 0.00% | – |
| Q2 2019 | $1,515,000 | -14.5% | 250,491 | -1.7% | 0.00% | – |
| Q1 2019 | $1,771,000 | +79.1% | 254,831 | -0.5% | 0.00% | – |
| Q4 2018 | $989,000 | -27.0% | 256,175 | +0.8% | 0.00% | – |
| Q3 2018 | $1,355,000 | +9.3% | 254,218 | +0.6% | 0.00% | – |
| Q2 2018 | $1,240,000 | -80.9% | 252,594 | -68.6% | 0.00% | – |
| Q1 2018 | $6,482,000 | -22.2% | 805,320 | -0.9% | 0.00% | – |
| Q4 2017 | $8,333,000 | -44.6% | 813,041 | -21.4% | 0.00% | -100.0% |
| Q3 2017 | $15,036,000 | – | 1,033,996 | – | 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% |