Dark
Light
System
Security
AMAG PHARMACEUTICALS INC
AMAG PHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 28 Institutional holders with a total value of $392,373,520.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 STEELHEAD PARTNERS LLC 26,500,000 55,021,000 14.02% PRN
2 CITADEL ADVISORS LLC 25,625,000 53,272,000 13.58% PRN
3 WOLVERINE ASSET MANAGEMENT LLC 21,109,000 43,900,000 11.19% PRN
4 Castle Creek Arbitrage, LLC 14,505,000 30,140,000 7.68% PRN
5 WHITEBOX ADVISORS LLC 14,000,000 29,076,000 7.41% PRN
6 Hudson Bay Capital Management LP 12,500,000 25,974,000 6.62% PRN
7 Calamos Advisors LLC 10,000,000 20,703,000 5.28% PRN
8 CSS LLC/IL 8,250,000 17,144,000 4.37% PRN
9 Luxor Capital Group, LP 7,500,000 15,577,000 3.97% PRN
10 Myriad Asset Management Ltd. 7,500,000 15,574,000 3.97% PRN
11 PUTNAM INVESTMENTS LLC 6,660,000 13,832,000 3.53%
12 JPMORGAN CHASE & CO 5,627,000 11,687,000 2.98% PRN
13 AMERIPRISE FINANCIAL INC 5,300,000 11,008,000 2.81% PRN
14 Mohican Financial Management, LLC 4,000,000 8,308,000 2.12%
15 BNP PARIBAS FINANCIAL MARKETS 4,000,000 8,307,520 2.12% PRN
16 TENOR CAPITAL MANAGEMENT Co., L.P. 2,500,000 5,200,000 1.33% PRN
17 Pine River Capital Management L.P. 2,500,000 5,196,000 1.32% PRN
18 BASSO CAPITAL MANAGEMENT, L.P. 2,500,000 5,181,000 1.32% PRN
19 SG Americas Securities, LLC 20,000 4,161,000 1.06% PRN
20 GRACE BROTHERS MANAGEMENT LLC 2,000,000 4,158,000 1.06% PRN
21 Bank of New York Mellon Corp 1,000,000 2,096,000 0.53%
22 Sage Capital Management, LLC 1,000,000 2,076,000 0.53% PRN
23 Man Investments (CH) AG 800,000 1,660,000 0.42% PRN
24 WELLS FARGO & COMPANY/MN 471,000 989,000 0.25% PRN
25 CITIGROUP INC 366,000 760,000 0.19% PRN
26 BARCLAYS PLC 350,000 725,000 0.18% PRN
27 SSI INVESTMENT MANAGEMENT LLC 200,000 415,000 0.11% PRN
28 MANAGED ACCOUNT ADVISORS LLC 112,000 233,000 0.06% PRN

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.