MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 63 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q2 2023. The put-call ratio across all filers is 0.21 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2024 | $4,093,121 | +2429.6% | 277,124 | +2196.7% | 0.00% | – |
| Q4 2023 | $161,806 | -93.7% | 12,066 | -94.3% | 0.00% | -100.0% |
| Q1 2023 | $2,587,131 | +1517.0% | 210,507 | +315.3% | 0.00% | – |
| Q4 2019 | $160,000 | -34.2% | 50,683 | -6.2% | 0.00% | – |
| Q3 2019 | $243,000 | -28.5% | 54,027 | -3.8% | 0.00% | – |
| Q2 2019 | $340,000 | -15.8% | 56,139 | -3.3% | 0.00% | – |
| Q1 2019 | $404,000 | – | 58,075 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| 22NW, LP | 1,092,263 | $7,591,000 | 5.28% |
| Western Standard LLC | 425,359 | $2,956,000 | 2.62% |
| Newtyn Management, LLC | 1,144,583 | $7,955,000 | 1.50% |
| WITTENBERG INVESTMENT MANAGEMENT, INC. | 216,118 | $1,502,000 | 0.64% |
| Yakira Capital Management, Inc. | 66,934 | $465,000 | 0.13% |
| Cannell & Co. | 49,960 | $347,000 | 0.01% |
| OXFORD ASSET MANAGEMENT LLP | 69,630 | $484,000 | 0.01% |
| Valeo Financial Advisors, LLC | 9,000 | $63,000 | 0.01% |
| Connor, Clark & Lunn Investment Management Ltd. | 161,774 | $1,124,000 | 0.01% |
| WEBSTER BANK, N. A. | 3,055 | $21,000 | 0.00% |