AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 176 filers reported holding AMAG PHARMACEUTICALS INC in Q2 2018. The put-call ratio across all filers is 1.59 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $2,474,000 | +270.4% | 192,052 | +336.5% | 0.19% | +263.5% |
| Q4 2018 | $668,000 | +25.6% | 44,000 | +65.3% | 0.05% | +36.8% |
| Q3 2018 | $532,000 | -72.5% | 26,624 | -73.2% | 0.04% | -72.9% |
| Q2 2018 | $1,935,000 | -22.4% | 99,222 | -19.8% | 0.14% | -25.5% |
| Q1 2018 | $2,494,000 | -42.7% | 123,787 | -62.3% | 0.19% | -41.2% |
| Q4 2017 | $4,352,000 | -63.7% | 328,455 | -4.5% | 0.32% | -61.3% |
| Q4 2016 | $11,974,000 | +351.7% | 344,103 | +215.1% | 0.83% | +268.8% |
| Q4 2013 | $2,651,000 | +70.0% | 109,205 | +50.4% | 0.22% | +41.8% |
| Q3 2013 | $1,559,000 | -55.1% | 72,629 | -53.5% | 0.16% | -62.7% |
| Q2 2013 | $3,473,000 | – | 156,129 | – | 0.42% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Broadfin Capital, LLC | 3,921,550 | $81,254,000 | 4.00% |
| Palo Alto Investors LP | 1,614,536 | $33,453,000 | 2.49% |
| Ghost Tree Capital, LLC | 100,000 | $2,072,000 | 1.46% |
| March Altus Capital Management LP | 146,418 | $3,034,000 | 1.11% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 296,458 | $6,143,000 | 0.98% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 999,339 | $20,706,000 | 0.83% |
| Visium Asset Management, LP | 2,070,870 | $42,908,000 | 0.67% |
| AlphaOne Investment Services, LLC | 97,448 | $2,019,000 | 0.54% |
| CONTINENTAL ADVISORS LLC | 57,438 | $1,190,000 | 0.28% |
| Tamarack Capital Management, LLC | 64,080 | $1,222,000 | 0.25% |