MERRIMACK PHARMACEUTICALS IN's ticker is MACKXXXX and the CUSIP is 590328100. A total of 139 filers reported holding MERRIMACK PHARMACEUTICALS IN in Q4 2015. The put-call ratio across all filers is 1.51 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $40,000 | -97.7% | 4,694 | -96.6% | 0.00% | -100.0% |
| Q2 2015 | $1,710,000 | -4.0% | 138,297 | -7.8% | 0.00% | 0.0% |
| Q1 2015 | $1,782,000 | -29.6% | 150,049 | -34.2% | 0.00% | -25.0% |
| Q4 2014 | $2,530,000 | +46.6% | 228,103 | +16.0% | 0.00% | +33.3% |
| Q3 2014 | $1,726,000 | +150.9% | 196,622 | +69.0% | 0.00% | +200.0% |
| Q2 2014 | $688,000 | +34300.0% | 116,322 | +23883.9% | 0.00% | – |
| Q3 2013 | $2,000 | +100.0% | 485 | +385.0% | 0.00% | – |
| Q2 2013 | $1,000 | – | 100 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Lagoda Investment Management, L.P. | 2,244,080 | $12,096,000 | 4.51% |
| ALTFEST L J & CO INC | 39,491 | $1,653,000 | 1.15% |
| GARRISON BRADFORD & ASSOCIATES INC | 82,700 | $446,000 | 0.44% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 9,074,557 | $48,912,000 | 0.40% |
| Virtus ETF Advisers LLC | 87,477 | $472,000 | 0.35% |
| Cannell & Co. | 1,614,678 | $8,703,000 | 0.32% |
| Birchview Capital, LP | 44,000 | $237,000 | 0.17% |
| STONERIDGE INVESTMENT PARTNERS LLC | 180,534 | $973,000 | 0.14% |
| HighPoint Advisor Group LLC | 8,484 | $344,000 | 0.12% |
| MARINER INVESTMENT GROUP LLC | 63,090 | $340,000 | 0.12% |