AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 119 filers reported holding AMAG PHARMACEUTICALS INC in Q3 2020. The put-call ratio across all filers is 1.49 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $57,000 | -45.7% | 7,412 | -56.2% | 0.00% | 0.0% |
| Q1 2020 | $105,000 | -95.6% | 16,936 | -91.4% | 0.00% | -95.2% |
| Q4 2019 | $2,393,000 | -29.9% | 196,672 | -33.5% | 0.02% | -34.4% |
| Q3 2019 | $3,416,000 | -38.9% | 295,798 | -47.1% | 0.03% | -36.0% |
| Q2 2019 | $5,587,000 | -39.3% | 559,307 | -21.7% | 0.05% | -35.9% |
| Q1 2019 | $9,202,000 | -9.2% | 714,457 | +7.1% | 0.08% | -14.3% |
| Q4 2018 | $10,130,000 | +497.6% | 666,904 | +686.7% | 0.09% | +658.3% |
| Q3 2018 | $1,695,000 | +9870.6% | 84,769 | +9543.8% | 0.01% | – |
| Q2 2018 | $17,000 | +41.7% | 879 | +43.4% | 0.00% | – |
| Q1 2018 | $12,000 | +9.1% | 613 | -28.6% | 0.00% | – |
| Q4 2017 | $11,000 | 0.0% | 859 | +49.4% | 0.00% | – |
| Q3 2017 | $11,000 | -98.6% | 575 | -97.1% | 0.00% | -100.0% |
| Q3 2015 | $791,000 | – | 19,900 | – | 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% |