AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 170 filers reported holding AMAG PHARMACEUTICALS INC in Q2 2016. The put-call ratio across all filers is 8.70 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $2,000 | 0.0% | 89 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $2,000 | 0.0% | 89 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $2,000 | 0.0% | 89 | 0.0% | 0.00% | +100.0% |
| Q3 2018 | $2,000 | 0.0% | 89 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $2,000 | 0.0% | 89 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $2,000 | +100.0% | 89 | 0.0% | 0.00% | – |
| Q4 2017 | $1,000 | -50.0% | 89 | 0.0% | 0.00% | -100.0% |
| Q3 2017 | $2,000 | 0.0% | 89 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $2,000 | 0.0% | 89 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $2,000 | -97.1% | 89 | -95.5% | 0.00% | -96.2% |
| Q4 2016 | $70,000 | +11.1% | 1,999 | -21.8% | 0.03% | +13.0% |
| Q3 2016 | $63,000 | +3.3% | 2,556 | 0.0% | 0.02% | -20.7% |
| Q2 2016 | $61,000 | +1.7% | 2,556 | 0.0% | 0.03% | +11.5% |
| Q1 2016 | $60,000 | -22.1% | 2,556 | 0.0% | 0.03% | -35.0% |
| Q4 2015 | $77,000 | -24.5% | 2,556 | 0.0% | 0.04% | -31.0% |
| Q3 2015 | $102,000 | -42.4% | 2,556 | 0.0% | 0.06% | -32.6% |
| Q2 2015 | $177,000 | +26.4% | 2,556 | 0.0% | 0.09% | +8.9% |
| Q1 2015 | $140,000 | – | 2,556 | – | 0.08% | – |
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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% |