AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 187 filers reported holding AMAG PHARMACEUTICALS INC in Q1 2017. The put-call ratio across all filers is 1.01 and the average weighting 0.1%.
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 ↓ |
|---|---|---|---|
| HealthInvest Partners AB | 520,000 | $15,699,000 | 7.39% |
| Palo Alto Investors LP | 2,835,792 | $85,613,000 | 4.76% |
| Opaleye Management Inc. | 150,000 | $4,529,000 | 1.89% |
| Engaged Capital LLC | 61,425 | $1,854,000 | 1.15% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 91,400 | $2,759,000 | 1.14% |
| Endurant Capital Management LP | 111,180 | $3,357,000 | 1.12% |
| AlphaOne Investment Services, LLC | 86,817 | $2,621,000 | 0.94% |
| ASHFORD CAPITAL MANAGEMENT INC | 127,625 | $3,853,000 | 0.91% |
| ARDSLEY ADVISORY PARTNERS LP | 205,000 | $6,189,000 | 0.81% |
| STELLIAM INVESTMENT MANAGEMENT, LP | 685,000 | $20,680,000 | 0.62% |