AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 191 filers reported holding AMAG PHARMACEUTICALS INC in Q3 2017. The put-call ratio across all filers is 3.11 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2017 | $157,000 | -72.0% | 11,842 | -60.9% | 0.00% | -62.5% |
| Q3 2017 | $560,000 | -50.4% | 30,300 | -50.5% | 0.01% | -52.9% |
| Q2 2017 | $1,128,000 | -43.8% | 61,200 | -31.2% | 0.02% | -41.4% |
| Q1 2017 | $2,006,000 | -41.4% | 88,975 | -36.3% | 0.03% | -46.3% |
| Q3 2016 | $3,422,000 | +138.6% | 139,659 | +132.9% | 0.05% | +125.0% |
| Q2 2016 | $1,434,000 | -79.0% | 59,961 | -79.4% | 0.02% | -78.8% |
| Q1 2016 | $6,826,000 | -76.1% | 291,715 | -69.2% | 0.11% | -48.6% |
| Q4 2015 | $28,580,000 | +103.4% | 946,706 | +167.7% | 0.22% | +1.4% |
| Q3 2015 | $14,050,000 | -36.7% | 353,620 | +10.0% | 0.22% | -22.5% |
| Q2 2015 | $22,206,000 | +83.2% | 321,559 | +45.0% | 0.28% | +67.7% |
| Q1 2015 | $12,120,000 | +129.5% | 221,739 | +79.0% | 0.17% | +149.3% |
| Q4 2014 | $5,280,000 | – | 123,900 | – | 0.07% | – |
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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% |