AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 194 filers reported holding AMAG PHARMACEUTICALS INC in Q4 2018. The put-call ratio across all filers is 0.28 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $800,000 | -17.9% | 40,000 | -20.0% | 0.28% | +63.8% |
| Q2 2018 | $975,000 | -3.3% | 50,000 | 0.0% | 0.17% | +5.5% |
| Q1 2018 | $1,008,000 | -42.6% | 50,000 | -62.3% | 0.16% | -50.3% |
| Q4 2017 | $1,756,000 | +90.2% | 132,500 | +165.0% | 0.33% | +101.2% |
| Q3 2017 | $923,000 | -18.6% | 50,000 | +88.0% | 0.16% | -78.5% |
| Q4 2014 | $1,134,000 | – | 26,596 | – | 0.77% | – |
Download | ||||||
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% |