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

Institutional Holders (2016Q1)
Portfolio Summary: 45 Institutional holders with a total value of $442,204,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 AQR ARBITRAGE LLC 40,475,000 45,939,000 10.39% PRN
2 Myriad Asset Management Ltd. 30,000,000 33,984,000 7.69% PRN
3 CITADEL ADVISORS LLC 26,500,000 30,094,000 6.81% PRN
4 OAKTREE CAPITAL MANAGEMENT LP 23,415,000 26,530,000 6.00% PRN
5 ARISTEIA CAPITAL, L.L.C. 20,865,000 23,708,000 5.36% PRN
6 HIGHBRIDGE CAPITAL MANAGEMENT LLC 20,000,000 22,600,000 5.11% PRN
7 LAZARD ASSET MANAGEMENT LLC 17,000,000 19,295,000 4.36% PRN
8 Invesco Ltd. 15,000,000 16,950,000 3.83% PRN
9 CSS LLC/IL 13,262,000 15,076,000 3.41% PRN
10 PFM Health Sciences, LP 12,482,000 14,167,000 3.20% PRN
11 BARCLAYS PLC 11,401,000 12,883,000 2.91% PRN
12 NOMURA HOLDINGS INC 11,073,000 12,554,000 2.84% PRN
13 DEUTSCHE BANK AG\ 10,811,000 12,215,000 2.76% PRN
14 SUSQUEHANNA INTERNATIONAL GROUP, LLP 10,000,000 11,300,000 2.56% PRN
15 Luxor Capital Group, LP 10,000,000 11,300,000 2.56% PRN
16 GUARDIAN LIFE INSURANCE CO OF AMERICA 10,000,000 11,300,000 2.56% PRN
17 BASSO CAPITAL MANAGEMENT, L.P. 9,415,000 10,662,000 2.41% PRN
18 FMR LLC 9,230,000 10,430,000 2.36% PRN
19 BANK OF AMERICA CORP /DE/ 9,000,000 10,170,000 2.30% PRN
20 Calamos Advisors LLC 7,500,000 8,529,000 1.93% PRN
21 ADVENT CAPITAL MANAGEMENT /DE/ 7,200,000 8,175,000 1.85% PRN
22 Nicholas Investment Partners, LP 6,915,000 7,814,000 1.77% PRN
23 PointState Capital LP 6,500,000 7,385,000 1.67% PRN
24 OPERA TRADING CAPITAL 6,000,000 6,817,000 1.54% PRN
25 Corvex Management LP 5,000,000 5,688,000 1.29% PRN
26 KORNITZER CAPITAL MANAGEMENT INC /KS 4,500,000 5,085,000 1.15% PRN
27 JPMORGAN CHASE & CO 4,161,000 4,749,000 1.07% PRN
28 AMERIPRISE FINANCIAL INC 4,110,000 4,646,000 1.05% PRN
29 PUTNAM INVESTMENTS LLC 3,660,000 4,136,000 0.94%
30 SSI INVESTMENT MANAGEMENT LLC 3,500,000 3,955,000 0.89% PRN
31 Rock Springs Capital Management LP 3,000,000 3,405,000 0.77% PRN
32 Jefferies Group LLC 2,933,000 3,344,000 0.76% PRN
33 CREDIT SUISSE AG/ 2,541,000 2,871,000 0.65% PRN
34 UBS Group AG 2,500,000 2,825,000 0.64% PRN
35 GABELLI FUNDS LLC 2,000,000 2,274,000 0.51% PRN
36 BlueCrest Capital Management Ltd 2,000,000 2,273,000 0.51% PRN
37 WELLS FARGO & COMPANY/MN 1,880,000 2,124,000 0.48% PRN
38 GOLDMAN SACHS GROUP INC 1,520,000 1,718,000 0.39% PRN
39 Castle Creek Arbitrage, LLC 1,000,000 1,136,000 0.26% PRN
40 GEODE CAPITAL MANAGEMENT, LLC 1,000,000 1,130,000 0.26% PRN
41 Partner Investment Management, L.P. 293,000 333,000 0.08% PRN
42 Bank of New York Mellon Corp 250,000 285,000 0.06%
43 BlackRock Fund Advisors 150,000 169,000 0.04% PRN
44 PRELUDE CAPITAL MANAGEMENT, LLC 135,000 153,000 0.03% PRN
45 SEI INVESTMENTS CO 25,000 28,000 0.01%

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.