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TESARO INC
TESARO INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 31 Institutional holders with a total value of $530,571,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SABBY MANAGEMENT, LLC 30,000 313,125,000 59.02%
2 DEERFIELD MANAGEMENT COMPANY, L.P. 50,000,000 51,960,000 9.79% PRN
3 BlueCrest Capital Management LLP 14,500,000 15,071,000 2.84% PRN
4 BlueCrest Capital Management Ltd 14,500,000 15,071,000 2.84% PRN
5 WOLVERINE ASSET MANAGEMENT LLC 13,000,000 13,574,000 2.56% PRN
6 ARISTEIA CAPITAL, L.L.C. 12,500,000 13,072,000 2.46% PRN
7 Polar Asset Management Partners Inc. 12,000,000 12,510,000 2.36% PRN
8 AVIVA PLC 10,000,000 10,488,000 1.98% PRN
9 CITADEL ADVISORS LLC 10,000,000 10,433,000 1.97% PRN
10 ROYAL BANK OF CANADA 8,000,000 8,314,000 1.57% PRN
11 Jabre Capital Partners S.A. 7,000,000 7,282,000 1.37% PRN
12 FMR LLC 6,000,000 6,282,000 1.18% PRN
13 Castle Creek Arbitrage, LLC 6,000,000 6,269,000 1.18% PRN
14 CITIGROUP INC 5,188,000 5,415,000 1.02% PRN
15 LINDEN ADVISORS LP 5,000,000 5,239,000 0.99% PRN
16 DEUTSCHE BANK AG\ 4,850,000 5,062,000 0.95% PRN
17 CSS LLC/IL 4,000,000 4,176,000 0.79% PRN
18 SSI INVESTMENT MANAGEMENT LLC 4,000,000 4,175,000 0.79% PRN
19 Myriad Asset Management Ltd. 4,000,000 4,170,000 0.79% PRN
20 TENOR CAPITAL MANAGEMENT Co., L.P. 3,500,000 3,654,000 0.69% PRN
21 LAZARD ASSET MANAGEMENT LLC 3,500,000 3,653,000 0.69% PRN
22 BASSO CAPITAL MANAGEMENT, L.P. 2,500,000 2,597,000 0.49% PRN
23 MILLENNIUM MANAGEMENT LLC 2,000 2,102,000 0.40%
24 Man Investments (CH) AG 2,000,000 2,083,000 0.39% PRN
25 ALTEGRIS ADVISORS, L.L.C. 1,500,000 1,566,000 0.30%
26 Mohican Financial Management, LLC 1,240,000 1,294,000 0.24%
27 NOMURA HOLDINGS INC 625,000 652,000 0.12% PRN
28 CREDIT SUISSE AG/ 500,000 522,000 0.10% PRN
29 CREDIT AGRICOLE S A 481,000 502,000 0.09% PRN
30 WELLINGTON MANAGEMENT GROUP LLP 232,000 242,000 0.05% PRN
31 Jefferies Group LLC 15,000 16,000 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.