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 | $266,000 | +10.8% | 28,393 | -9.8% | 0.00% | 0.0% |
| Q2 2020 | $240,000 | +23.7% | 31,463 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $194,000 | -37.6% | 31,463 | +22.9% | 0.00% | -25.0% |
| Q4 2019 | $311,000 | +3.7% | 25,608 | -1.7% | 0.00% | 0.0% |
| Q3 2019 | $300,000 | +163.2% | 26,054 | +126.9% | 0.00% | +100.0% |
| Q2 2019 | $114,000 | -24.0% | 11,481 | -1.9% | 0.00% | -33.3% |
| Q1 2019 | $150,000 | -14.3% | 11,701 | +1.0% | 0.00% | 0.0% |
| Q4 2018 | $175,000 | -22.6% | 11,581 | +2.3% | 0.00% | -25.0% |
| Q3 2018 | $226,000 | +3.7% | 11,321 | +0.9% | 0.00% | 0.0% |
| Q2 2018 | $218,000 | -1.8% | 11,221 | +1.4% | 0.00% | -20.0% |
| Q1 2018 | $222,000 | +138.7% | 11,061 | +57.1% | 0.01% | +150.0% |
| Q4 2017 | $93,000 | -27.3% | 7,041 | +1.4% | 0.00% | -66.7% |
| Q3 2017 | $128,000 | +1.6% | 6,941 | +1.0% | 0.01% | -33.3% |
| Q2 2017 | $126,000 | +48.2% | 6,871 | +81.3% | 0.01% | +50.0% |
| Q1 2017 | $85,000 | -33.6% | 3,790 | +2.4% | 0.01% | -50.0% |
| Q4 2016 | $128,000 | – | 3,700 | – | 0.01% | – |
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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% |