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

Institutional Holders (2016Q1)
Portfolio Summary: 159 Institutional holders with a total value of $2,089,694,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 NEA Management Company, LLC 10,275,113 452,413,000 21.65%
2 FMR LLC 5,565,557 245,051,000 11.73%
3 PRICE T ROWE ASSOCIATES INC /MD/ 4,384,104 193,032,000 9.24%
4 WELLINGTON MANAGEMENT GROUP LLP 4,204,477 185,122,000 8.86%
5 VANGUARD GROUP INC 1,996,837 87,921,000 4.21%
6 ORBIMED ADVISORS LLC 1,912,000 84,185,000 4.03%
7 Point72 Asset Management, L.P. 1,351,785 59,519,000 2.85%
8 BlackRock Fund Advisors 1,293,906 56,971,000 2.73%
9 BB BIOTECH AG 1,229,582 54,138,000 2.59%
10 PERCEPTIVE ADVISORS LLC 1,098,659 48,374,000 2.31%
11 JENNISON ASSOCIATES LLC 949,490 41,806,000 2.00%
12 STATE STREET CORP 893,749 39,349,000 1.88%
13 ALLIANCEBERNSTEIN L.P. 875,973 38,569,000 1.85%
14 PUTNAM INVESTMENTS LLC 723,731 31,865,000 1.52%
15 BlackRock Institutional Trust Company, N.A. 698,326 30,747,000 1.47%
16 SECTORAL ASSET MANAGEMENT INC 689,869 30,375,000 1.45%
17 ORACLE INVESTMENT MANAGEMENT INC 640,966 28,222,000 1.35%
18 FRANKLIN RESOURCES INC 494,900 21,790,000 1.04%
19 BLACKROCK ADVISORS LLC 411,096 18,101,000 0.87%
20 Rock Springs Capital Management LP 379,500 16,709,000 0.80%
21 DEUTSCHE BANK AG\ 337,173 14,843,000 0.71%
22 FEDERATED HERMES, INC. 322,500 14,200,000 0.68%
23 MACQUARIE GROUP LTD 320,168 14,097,000 0.67%
24 CITIGROUP INC 315,439 13,888,000 0.66%
25 NORTHERN TRUST CORP 305,301 13,443,000 0.64%
26 Cormorant Asset Management, LP 291,250 12,824,000 0.61%
27 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 285,107 12,553,000 0.60%
28 RUSSELL FRANK CO/ 282,162 12,424,000 0.59%
29 SUFFOLK CAPITAL MANAGEMENT LLC 252,045 11,098,000 0.53%
30 NORGES BANK 233,625 10,287,000 0.49%
31 Polar Capital LLP 200,000 8,806,000 0.42%
32 GEODE CAPITAL MANAGEMENT, LLC 197,043 8,675,000 0.42%
33 EVENTIDE ASSET MANAGEMENT, LLC 180,000 7,925,000 0.38%
34 Candriam S.C.A. 175,000 7,664,000 0.37%
35 BlackRock Group LTD 162,499 7,154,000 0.34%
36 Avoro Capital Advisors LLC 150,000 6,605,000 0.32%
37 SUSQUEHANNA INTERNATIONAL GROUP, LLP 135,900 5,984,000 0.29% Put
38 BlackRock Investment Management, LLC 126,552 5,572,000 0.27%
39 WELLS FARGO & COMPANY/MN 126,508 5,570,000 0.27%
40 Bank of New York Mellon Corp 123,568 5,440,000 0.26%
41 AMERIPRISE FINANCIAL INC 117,587 5,180,000 0.25%
42 FRED ALGER MANAGEMENT, LLC 114,017 5,020,000 0.24%
43 TD ASSET MANAGEMENT INC 100,706 4,434,000 0.21%
44 PointState Capital LP 100,000 4,403,000 0.21%
45 UBS Group AG 100,000 4,403,000 0.21% Call
46 EverPoint Asset Management, LLC 100,000 4,403,000 0.21%
47 SUSQUEHANNA INTERNATIONAL GROUP, LLP 91,100 4,011,000 0.19% Call
48 BNP Paribas Asset Management Holding S.A. 86,523 3,810,000 0.18%
49 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 86,293 3,800,000 0.18%
50 GUGGENHEIM CAPITAL LLC 85,140 3,749,000 0.18%
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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.