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MEDICINES CO
MEDICINES CO. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 25 Institutional holders with a total value of $299,321,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 65,000,000 82,768,000 27.65% PRN
2 AQR ARBITRAGE LLC 28,305,000 36,107,000 12.06% PRN
3 WOLVERINE ASSET MANAGEMENT LLC 25,059,000 31,887,000 10.65% PRN
4 Allianz Asset Management GmbH 15,815,000 20,184,000 6.74% PRN
5 CSS LLC/IL 15,435,000 19,643,000 6.56% PRN
6 Calamos Advisors LLC 12,500,000 15,886,000 5.31% PRN
7 LAZARD ASSET MANAGEMENT LLC 10,457,000 13,339,000 4.46% PRN
8 Tetragon Partners GP Ltd 9,500,000 12,132,000 4.05% PRN
9 WELLS FARGO & COMPANY/MN 8,673,000 11,031,000 3.69% PRN
10 DEUTSCHE BANK AG\ 8,227,000 10,453,000 3.49% PRN
11 MACKAY SHIELDS LLC 7,145,000 9,114,000 3.04% PRN
12 BASSO CAPITAL MANAGEMENT, L.P. 5,350,000 6,801,000 2.27% PRN
13 BANK OF AMERICA CORP /DE/ 4,280,000 5,438,000 1.82% PRN
14 D. E. Shaw & Co., Inc. 4,225,000 5,377,000 1.80% PRN
15 SSI INVESTMENT MANAGEMENT LLC 3,830,000 4,867,000 1.63% PRN
16 Verition Fund Management LLC 3,000,000 3,827,000 1.28% PRN
17 GOLDMAN SACHS GROUP INC 2,746,000 3,489,000 1.17% PRN
18 SABBY MANAGEMENT, LLC 1,500,000 1,913,000 0.64% PRN
19 PROSPECTOR PARTNERS LLC 1,485,000 1,887,000 0.63% PRN
20 SG Americas Securities, LLC 10,000 1,276,000 0.43% PRN
21 Bank of New York Mellon Corp 500,000 638,000 0.21%
22 EQUITEC SPECIALISTS, LLC 500,000 635,000 0.21% PRN
23 IRON Financial LLC 380,000 485,000 0.16%
24 ADVENT CAPITAL MANAGEMENT /DE/ 95,000 139,000 0.05% PRN
25 MORGAN STANLEY 4,000 5,000 0.00% 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.