AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 196 filers reported holding AMAG PHARMACEUTICALS INC in Q1 2015. The put-call ratio across all filers is 4.25 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $348,000 | +42.0% | 10,000 | 0.0% | 0.07% | +35.3% |
| Q3 2016 | $245,000 | +2.5% | 10,000 | 0.0% | 0.05% | 0.0% |
| Q2 2016 | $239,000 | -4.8% | 10,000 | 0.0% | 0.05% | -3.8% |
| Q1 2016 | $251,000 | -16.9% | 10,000 | 0.0% | 0.05% | -14.5% |
| Q4 2015 | $302,000 | -23.9% | 10,000 | 0.0% | 0.06% | -27.9% |
| Q3 2015 | $397,000 | -85.6% | 10,000 | -75.0% | 0.09% | -84.0% |
| Q2 2015 | $2,762,000 | +26.3% | 40,000 | 0.0% | 0.54% | +27.3% |
| Q1 2015 | $2,186,000 | +28.3% | 40,000 | 0.0% | 0.42% | +26.7% |
| Q4 2014 | $1,704,000 | +33.5% | 40,000 | 0.0% | 0.33% | +28.1% |
| Q3 2014 | $1,276,000 | +54.1% | 40,000 | 0.0% | 0.26% | +58.5% |
| Q2 2014 | $828,000 | +7.0% | 40,000 | 0.0% | 0.16% | +3.1% |
| Q1 2014 | $774,000 | – | 40,000 | – | 0.16% | – |
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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% |