AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 211 filers reported holding AMAG PHARMACEUTICALS INC in Q4 2016. The put-call ratio across all filers is 0.42 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2018 | $280,000 | -75.3% | 18,412 | -63.3% | 0.06% | -59.7% |
Q1 2017 | $1,132,000 | -0.7% | 50,182 | +53.1% | 0.16% | +1.3% |
Q4 2016 | $1,140,000 | +1.2% | 32,770 | +15.6% | 0.16% | +21.7% |
Q3 2015 | $1,127,000 | +60.3% | 28,356 | +71.9% | 0.13% | +37.2% |
Q4 2014 | $703,000 | – | 16,492 | – | 0.09% | – |
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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% |