AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 177 filers reported holding AMAG PHARMACEUTICALS INC in Q2 2017. The put-call ratio across all filers is 2.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $45,000 | -79.5% | 4,762 | -83.4% | 0.00% | – |
| Q2 2020 | $219,000 | -21.5% | 28,629 | -36.5% | 0.00% | – |
| Q1 2020 | $279,000 | -63.7% | 45,070 | -28.6% | 0.00% | -100.0% |
| Q4 2019 | $768,000 | -24.6% | 63,087 | -28.5% | 0.00% | 0.0% |
| Q3 2019 | $1,019,000 | +475.7% | 88,262 | +399.7% | 0.00% | – |
| Q2 2019 | $177,000 | -41.2% | 17,663 | -24.5% | 0.00% | – |
| Q1 2019 | $301,000 | -93.7% | 23,410 | -92.5% | 0.00% | -100.0% |
| Q4 2018 | $4,753,000 | +1367.0% | 312,892 | +1830.2% | 0.01% | – |
| Q3 2018 | $324,000 | +690.2% | 16,210 | +669.7% | 0.00% | – |
| Q2 2018 | $41,000 | -87.2% | 2,106 | -86.8% | 0.00% | – |
| Q1 2018 | $321,000 | -77.1% | 15,978 | -84.9% | 0.00% | -100.0% |
| Q4 2017 | $1,401,000 | -5.1% | 105,674 | +32.0% | 0.00% | 0.0% |
| Q3 2017 | $1,477,000 | -42.9% | 80,028 | -43.1% | 0.00% | -50.0% |
| Q2 2017 | $2,586,000 | +19.4% | 140,540 | +46.3% | 0.00% | 0.0% |
| Q1 2017 | $2,166,000 | -72.3% | 96,036 | -57.3% | 0.00% | -71.4% |
| Q4 2016 | $7,822,000 | +947.1% | 224,743 | +637.0% | 0.01% | +600.0% |
| Q3 2016 | $747,000 | +279.2% | 30,493 | +271.8% | 0.00% | – |
| Q2 2016 | $197,000 | -66.8% | 8,202 | -67.6% | 0.00% | -100.0% |
| Q1 2016 | $593,000 | +114.9% | 25,298 | +178.1% | 0.00% | – |
| Q4 2015 | $276,000 | -59.4% | 9,096 | -46.9% | 0.00% | -100.0% |
| Q3 2015 | $680,000 | -7.5% | 17,121 | +60.9% | 0.00% | 0.0% |
| Q2 2015 | $735,000 | +1.0% | 10,640 | -20.1% | 0.00% | 0.0% |
| Q1 2015 | $728,000 | +35.1% | 13,317 | +5.4% | 0.00% | – |
| Q4 2014 | $539,000 | +1584.4% | 12,636 | +1147.4% | 0.00% | – |
| Q3 2014 | $32,000 | -65.6% | 1,013 | -77.4% | 0.00% | – |
| Q2 2014 | $93,000 | -58.8% | 4,491 | -61.5% | 0.00% | – |
| Q1 2014 | $226,000 | +6.6% | 11,662 | +33.4% | 0.00% | – |
| Q4 2013 | $212,000 | +112.0% | 8,743 | +87.7% | 0.00% | – |
| Q3 2013 | $100,000 | +1328.6% | 4,657 | +1534.0% | 0.00% | – |
| Q2 2013 | $7,000 | – | 285 | – | 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% |