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 | $28,000 | +21.7% | 3,012 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $23,000 | +21.1% | 3,012 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $19,000 | -48.6% | 3,012 | 0.0% | 0.00% | -50.0% |
| Q4 2019 | $37,000 | +5.7% | 3,012 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $35,000 | +16.7% | 3,012 | 0.0% | 0.00% | +100.0% |
| Q2 2019 | $30,000 | -23.1% | 3,012 | 0.0% | 0.00% | -50.0% |
| Q1 2019 | $39,000 | -15.2% | 3,012 | 0.0% | 0.00% | -33.3% |
| Q4 2018 | $46,000 | -23.3% | 3,012 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $60,000 | +1.7% | 3,012 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $59,000 | -3.3% | 3,012 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $61,000 | +1.7% | 3,012 | -24.9% | 0.00% | 0.0% |
| Q4 2017 | $60,000 | -11.8% | 4,012 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $68,000 | -6.8% | 4,012 | 0.0% | 0.00% | -25.0% |
| Q2 2017 | $73,000 | -18.9% | 4,012 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $90,000 | +164.7% | 4,012 | +301.2% | 0.00% | +100.0% |
| Q4 2016 | $34,000 | +41.7% | 1,000 | 0.0% | 0.00% | +100.0% |
| Q3 2016 | $24,000 | +4.3% | 1,000 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $23,000 | 0.0% | 1,000 | 0.0% | 0.00% | -50.0% |
| Q1 2016 | $23,000 | -23.3% | 1,000 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $30,000 | – | 1,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Broadfin Capital, LLC | 3,921,550 | $81,254,000 | 4.00% |
| Palo Alto Investors LP | 1,614,536 | $33,453,000 | 2.49% |
| Ghost Tree Capital, LLC | 100,000 | $2,072,000 | 1.46% |
| March Altus Capital Management LP | 146,418 | $3,034,000 | 1.11% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 296,458 | $6,143,000 | 0.98% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 999,339 | $20,706,000 | 0.83% |
| Visium Asset Management, LP | 2,070,870 | $42,908,000 | 0.67% |
| AlphaOne Investment Services, LLC | 97,448 | $2,019,000 | 0.54% |
| CONTINENTAL ADVISORS LLC | 57,438 | $1,190,000 | 0.28% |
| Tamarack Capital Management, LLC | 64,080 | $1,222,000 | 0.25% |