AMAG PHARMACEUTICALS INC's ticker is and the CUSIP is 00163UAA4. A total of 27 filers reported holding AMAG PHARMACEUTICALS INC in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Birch Grove Capital LP | 17,250,000 | $19,597,000 | 18.38% |
| STEELHEAD PARTNERS LLC | 17,000,000 | $19,264,000 | 1.88% |
| Bruce & Co., Inc. | 5,500,000 | $6,600,000 | 1.78% |
| STELLIAM INVESTMENT MANAGEMENT, LP | 26,750,000 | $30,177,000 | 1.01% |
| Castle Creek Arbitrage, LLC | 3,721,000 | $4,215,000 | 0.43% |
| LINDEN ADVISORS LP | 7,000,000 | $7,909,000 | 0.36% |
| Sonora Investment Management, LLC | 1,510,000 | $1,702,676,000 | 0.36% |
| BASSO CAPITAL MANAGEMENT, L.P. | 2,110,000 | $2,382,000 | 0.35% |
| WOLVERINE ASSET MANAGEMENT LLC | 18,400,000 | $20,808,000 | 0.31% |
| SSI INVESTMENT MANAGEMENT LLC | 1,975,000 | $2,221,000 | 0.20% |