MERRIMACK PHARMACEUTICALS IN's ticker is MACK and the CUSIP is 590328209. A total of 74 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2017. The put-call ratio across all filers is 1.37 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $132,213 | +26663.8% | 10,749 | -73.3% | 0.00% | – |
| Q1 2023 | $494 | +153.3% | 40,204 | +136.7% | 0.00% | – |
| Q4 2022 | $195 | -99.7% | 16,985 | +51.8% | 0.00% | – |
| Q2 2021 | $71,000 | -7.8% | 11,187 | -9.0% | 0.00% | – |
| Q1 2021 | $77,000 | +5.5% | 12,292 | +17.0% | 0.00% | – |
| Q1 2019 | $73,000 | -33.0% | 10,503 | -62.7% | 0.00% | – |
| Q4 2018 | $109,000 | -84.7% | 28,184 | -78.9% | 0.00% | -100.0% |
| Q3 2018 | $712,000 | -15.1% | 133,650 | -21.8% | 0.00% | 0.0% |
| Q2 2018 | $839,000 | -20.8% | 170,906 | +30.0% | 0.00% | 0.0% |
| Q1 2018 | $1,059,000 | -49.5% | 131,504 | -35.7% | 0.00% | -66.7% |
| Q4 2017 | $2,097,000 | +125.2% | 204,566 | +219.6% | 0.00% | +200.0% |
| Q3 2017 | $931,000 | – | 63,999 | – | 0.00% | – |
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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% |