AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 170 filers reported holding AMAG PHARMACEUTICALS INC in Q2 2016. The put-call ratio across all filers is 8.70 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $679,000 | -16.1% | 52,700 | -1.0% | 0.07% | -25.8% |
| Q4 2018 | $809,000 | -52.6% | 53,241 | -37.5% | 0.09% | -1.1% |
| Q3 2018 | $1,705,000 | +55.7% | 85,244 | +51.8% | 0.09% | +74.1% |
| Q2 2018 | $1,095,000 | -17.8% | 56,144 | -44.2% | 0.05% | -33.3% |
| Q4 2017 | $1,332,000 | -45.8% | 100,561 | -24.5% | 0.08% | -51.8% |
| Q3 2017 | $2,459,000 | +43.7% | 133,270 | +43.3% | 0.17% | +50.0% |
| Q2 2017 | $1,711,000 | +62.2% | 93,000 | +98.7% | 0.11% | +96.5% |
| Q1 2017 | $1,055,000 | -7.3% | 46,800 | +43.1% | 0.06% | -16.2% |
| Q4 2016 | $1,138,000 | +37.1% | 32,708 | -3.4% | 0.07% | +51.1% |
| Q3 2016 | $830,000 | +262.4% | 33,860 | +254.2% | 0.04% | +246.2% |
| Q2 2016 | $229,000 | -14.2% | 9,560 | -16.1% | 0.01% | -23.5% |
| Q1 2016 | $267,000 | -76.4% | 11,400 | -60.0% | 0.02% | -69.6% |
| Q3 2015 | $1,131,000 | -39.1% | 28,465 | +5.8% | 0.06% | -21.1% |
| Q2 2015 | $1,858,000 | +128.0% | 26,898 | +80.4% | 0.07% | +121.9% |
| Q1 2015 | $815,000 | +177.2% | 14,910 | +116.2% | 0.03% | +52.4% |
| Q4 2014 | $294,000 | +3.9% | 6,896 | -52.8% | 0.02% | +5.0% |
| Q1 2014 | $283,000 | -21.8% | 14,615 | -2.0% | 0.02% | -31.0% |
| Q4 2013 | $362,000 | – | 14,915 | – | 0.03% | – |
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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% |