AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 191 filers reported holding AMAG PHARMACEUTICALS INC in Q3 2017. The put-call ratio across all filers is 3.11 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $21,000 | -16.0% | 1,641 | -0.5% | 0.00% | – |
| Q4 2018 | $25,000 | -24.2% | 1,649 | +1.4% | 0.00% | – |
| Q3 2018 | $33,000 | +3.1% | 1,627 | -0.4% | 0.00% | – |
| Q2 2018 | $32,000 | -3.0% | 1,633 | -0.5% | 0.00% | – |
| Q1 2018 | $33,000 | +50.0% | 1,641 | 0.0% | 0.00% | – |
| Q4 2017 | $22,000 | -26.7% | 1,641 | +0.4% | 0.00% | – |
| Q3 2017 | $30,000 | +3.4% | 1,634 | +3.1% | 0.00% | – |
| Q2 2017 | $29,000 | – | 1,585 | – | 0.00% | – |
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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% |