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 | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $8,000 | +33.3% | 1,028 | 0.0% | 0.00% | – |
| Q1 2020 | $6,000 | -53.8% | 1,028 | 0.0% | 0.00% | -100.0% |
| Q4 2019 | $13,000 | +8.3% | 1,028 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $12,000 | +20.0% | 1,028 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $10,000 | -23.1% | 1,028 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $13,000 | -84.0% | 1,028 | -76.6% | 0.00% | -80.0% |
| Q3 2017 | $81,000 | +42.1% | 4,401 | +42.2% | 0.01% | +66.7% |
| Q2 2017 | $57,000 | -18.6% | 3,095 | 0.0% | 0.00% | -25.0% |
| Q1 2017 | $70,000 | +133.3% | 3,095 | +138.1% | 0.00% | +100.0% |
| Q1 2016 | $30,000 | – | 1,300 | – | 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% |