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 | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $1,155,000 | -90.4% | 100,000 | -83.3% | 0.21% | -88.6% |
| Q1 2018 | $12,066,000 | +33.2% | 598,800 | +99.6% | 1.88% | +237.5% |
| Q4 2015 | $9,057,000 | -81.5% | 300,000 | -73.8% | 0.56% | -73.8% |
| Q4 2014 | $48,888,000 | +1.4% | 1,147,060 | -24.1% | 2.12% | -58.0% |
| Q3 2014 | $48,209,000 | -40.7% | 1,510,775 | -61.5% | 5.05% | +26.4% |
| Q2 2014 | $81,254,000 | +384.3% | 3,921,550 | +352.3% | 4.00% | +146.0% |
| Q1 2014 | $16,779,000 | – | 867,117 | – | 1.62% | – |
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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% |