MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 41 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2020. The put-call ratio across all filers is 0.18 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2023 | $1,070,555 | -11.3% | 87,037 | -11.4% | 0.00% | -33.3% |
Q1 2023 | $1,207,555 | +383.0% | 98,255 | +151.0% | 0.00% | +200.0% |
Q2 2021 | $250,000 | -56.6% | 39,150 | -57.3% | 0.00% | -66.7% |
Q1 2021 | $576,000 | +49.6% | 91,766 | +64.3% | 0.00% | +50.0% |
Q4 2020 | $385,000 | – | 55,848 | – | 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% |