AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 190 filers reported holding AMAG PHARMACEUTICALS INC in Q3 2018. The put-call ratio across all filers is 2.17 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2020 | $7,000 | +133.3% | 828 | +96.2% | 0.00% | +200.0% |
Q2 2020 | $3,000 | +50.0% | 422 | +12.5% | 0.00% | 0.0% |
Q1 2020 | $2,000 | -71.4% | 375 | -41.7% | 0.00% | -75.0% |
Q4 2019 | $7,000 | -12.5% | 643 | -9.9% | 0.00% | 0.0% |
Q3 2019 | $8,000 | +100.0% | 714 | +44.8% | 0.00% | +100.0% |
Q2 2019 | $4,000 | -33.3% | 493 | +90.3% | 0.00% | +100.0% |
Q1 2019 | $6,000 | +500.0% | 259 | +146.7% | 0.00% | – |
Q4 2018 | $1,000 | -50.0% | 105 | -11.0% | 0.00% | -100.0% |
Q3 2018 | $2,000 | +100.0% | 118 | +61.6% | 0.00% | – |
Q2 2018 | $1,000 | 0.0% | 73 | 0.0% | 0.00% | – |
Q1 2018 | $1,000 | – | 73 | +265.0% | 0.00% | – |
Q3 2017 | $0 | – | 20 | +53.8% | 0.00% | – |
Q2 2017 | $0 | – | 13 | -51.9% | 0.00% | – |
Q1 2017 | $0 | -100.0% | 27 | -82.5% | 0.00% | -100.0% |
Q4 2016 | $5,000 | +66.7% | 154 | +18.5% | 0.00% | +50.0% |
Q3 2016 | $3,000 | – | 130 | +664.7% | 0.00% | – |
Q2 2016 | $0 | – | 17 | – | 0.00% | – |
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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% |