AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 170 filers reported holding AMAG PHARMACEUTICALS INC in Q1 2019. The put-call ratio across all filers is 1.23 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $70,000 | +89.2% | 6,065 | +61.6% | 0.00% | 0.0% |
| Q2 2019 | $37,000 | -94.2% | 3,752 | -92.5% | 0.00% | -92.3% |
| Q1 2019 | $640,000 | +1.3% | 49,754 | +19.6% | 0.01% | -7.1% |
| Q4 2018 | $632,000 | -45.0% | 41,585 | -27.6% | 0.01% | -36.4% |
| Q3 2018 | $1,150,000 | +7.1% | 57,470 | +4.3% | 0.02% | -15.4% |
| Q2 2018 | $1,074,000 | -23.0% | 55,080 | -20.4% | 0.03% | -21.2% |
| Q1 2018 | $1,394,000 | +1621.0% | 69,196 | +1479.8% | 0.03% | +1550.0% |
| Q3 2017 | $81,000 | -4.7% | 4,380 | -5.2% | 0.00% | 0.0% |
| Q2 2017 | $85,000 | -83.8% | 4,618 | -80.2% | 0.00% | -85.7% |
| Q1 2017 | $525,000 | -8.4% | 23,278 | +41.4% | 0.01% | -17.6% |
| Q4 2016 | $573,000 | +440.6% | 16,458 | +279.0% | 0.02% | +240.0% |
| Q3 2016 | $106,000 | +5.0% | 4,342 | +2.3% | 0.01% | 0.0% |
| Q2 2016 | $101,000 | +2.0% | 4,245 | 0.0% | 0.01% | 0.0% |
| Q1 2016 | $99,000 | – | 4,245 | – | 0.01% | – |
Download | ||||||
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% |