MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 43 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q1 2022. The put-call ratio across all filers is 5.04 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $61,650 | +0.9% | 5,000 | 0.0% | 0.02% | 0.0% |
| Q2 2023 | $61,100 | -1.5% | 5,000 | 0.0% | 0.02% | +5.6% |
| Q1 2023 | $62,050 | +8.3% | 5,000 | 0.0% | 0.02% | 0.0% |
| Q4 2022 | $57,300 | +201.6% | 5,000 | 0.0% | 0.02% | +157.1% |
| Q3 2022 | $19,000 | -36.7% | 5,000 | 0.0% | 0.01% | -30.0% |
| Q2 2022 | $30,000 | -6.2% | 5,000 | 0.0% | 0.01% | 0.0% |
| Q1 2022 | $32,000 | +60.0% | 5,000 | 0.0% | 0.01% | +42.9% |
| Q4 2021 | $20,000 | -16.7% | 5,000 | 0.0% | 0.01% | -22.2% |
| Q3 2021 | $24,000 | -22.6% | 5,000 | 0.0% | 0.01% | -30.8% |
| Q1 2021 | $31,000 | – | 5,000 | – | 0.01% | – |
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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% |