MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 57 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2018. The put-call ratio across all filers is 59.00 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $11,632,450 | +152.0% | 1,015,048 | -17.5% | 6.28% | +140.6% |
| Q3 2022 | $4,616,000 | -37.5% | 1,231,014 | -0.9% | 2.61% | -33.4% |
| Q2 2022 | $7,389,000 | -5.9% | 1,241,896 | 0.0% | 3.92% | +37.5% |
| Q1 2022 | $7,855,000 | +61.8% | 1,241,896 | 0.0% | 2.85% | +89.9% |
| Q4 2021 | $4,856,000 | -19.0% | 1,241,896 | 0.0% | 1.50% | -15.9% |
| Q3 2021 | $5,998,000 | -24.4% | 1,241,896 | 0.0% | 1.79% | -16.2% |
| Q2 2021 | $7,936,000 | +1.8% | 1,241,896 | 0.0% | 2.13% | -11.2% |
| Q1 2021 | $7,799,000 | -8.9% | 1,241,896 | 0.0% | 2.40% | -21.6% |
| Q4 2020 | $8,557,000 | +72.2% | 1,241,896 | 0.0% | 3.06% | +21.6% |
| Q3 2020 | $4,968,000 | +20.1% | 1,241,896 | 0.0% | 2.52% | +12.3% |
| Q2 2020 | $4,136,000 | +54.9% | 1,241,896 | 0.0% | 2.24% | +8.0% |
| Q1 2020 | $2,670,000 | -31.7% | 1,241,896 | 0.0% | 2.08% | -53.3% |
| Q4 2019 | $3,912,000 | -30.0% | 1,241,896 | 0.0% | 4.44% | -39.8% |
| Q3 2019 | $5,589,000 | -25.6% | 1,241,896 | 0.0% | 7.37% | -9.4% |
| Q2 2019 | $7,513,000 | -1.0% | 1,241,896 | +13.7% | 8.14% | +54.0% |
| Q1 2019 | $7,591,000 | +162.5% | 1,092,263 | +45.8% | 5.28% | +193.1% |
| Q4 2018 | $2,892,000 | – | 749,302 | – | 1.80% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| 22NW, LP | 749,302 | $2,892,000 | 1.80% |
| Clearline Capital LP | 316,425 | $1,221,000 | 0.84% |
| Newtyn Management, LLC | 888,620 | $3,430,000 | 0.67% |
| Western Standard LLC | 150,363 | $580,000 | 0.54% |
| WITTENBERG INVESTMENT MANAGEMENT, INC. | 222,467 | $859,000 | 0.40% |
| BVF INC/IL | 721,935 | $2,787,000 | 0.36% |
| Sepio Capital, LP | 411,676 | $1,589,000 | 0.12% |
| Yakira Capital Management, Inc. | 66,934 | $258,000 | 0.09% |
| J. Goldman & Co LP | 152,095 | $587,000 | 0.04% |
| Spark Investment Management LLC | 48,909 | $188,000 | 0.01% |