MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $23 | -66.7% | 1,845 | -67.2% | 0.00% | – |
| Q2 2023 | $69 | +3.0% | 5,617 | +3.3% | 0.00% | – |
| Q1 2023 | $67 | +3250.0% | 5,438 | +3928.1% | 0.00% | – |
| Q4 2022 | $2 | -99.9% | 135 | -57.8% | 0.00% | – |
| Q1 2021 | $2,000 | – | 320 | +3900.0% | 0.00% | – |
| Q4 2019 | $0 | – | 8 | -84.0% | 0.00% | – |
| Q3 2019 | $0 | – | 50 | 0.0% | 0.00% | – |
| Q2 2019 | $0 | – | 50 | 0.0% | 0.00% | – |
| Q1 2019 | $0 | – | 50 | 0.0% | 0.00% | – |
| Q4 2018 | $0 | -100.0% | 50 | -93.3% | 0.00% | – |
| Q3 2018 | $4,000 | -95.7% | 750 | -96.0% | 0.00% | – |
| Q2 2018 | $92,000 | +338.1% | 18,714 | +599.6% | 0.00% | – |
| Q1 2018 | $21,000 | -16.0% | 2,675 | +9.4% | 0.00% | – |
| Q4 2017 | $25,000 | +525.0% | 2,445 | +720.5% | 0.00% | – |
| Q3 2017 | $4,000 | – | 298 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Newtyn Management, LLC | 362,335 | $3,714,000 | 0.57% |
| Rubric Capital Management LP | 410,244 | $4,205,000 | 0.52% |
| WITTENBERG INVESTMENT MANAGEMENT, INC. | 83,811 | $859,000 | 0.37% |
| Yakira Capital Management, Inc. | 83,969 | $861,000 | 0.28% |
| KEMPNER CAPITAL MANAGEMENT INC. | 14,898 | $153,000 | 0.10% |
| STONEBRIDGE CAPITAL MANAGEMENT INC | 18,550 | $200,000 | 0.07% |
| BOGLE INVESTMENT MANAGEMENT L P /DE/ | 66,498 | $681,000 | 0.05% |
| Cannell & Co. | 75,467 | $774,000 | 0.03% |
| Trexquant Investment LP | 21,347 | $219,000 | 0.02% |
| PDT Partners, LLC | 58,004 | $595,000 | 0.02% |