TESARO, Inc. Institutional Ownership

TSRO 
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0.43
0.8%
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Exchange: NASDAQ
Industry: Health Care
Community Rating:
 
 
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 89.32%
Total Shares Outstanding (millions) 40
Total Value of Holdings (millions) $1,917

Active Positions

Holders Shares
Increased Positions 60 3,985,683
Decreased Positions 47 2,121,161
Held Positions 18 29,620,061
Total Institutional Shares 125 35,726,905

New and Sold Out Positions


Holders Shares
New Positions 20 1,843,931
Sold Out Positions 16 758,376

107 Activity Institutional Holders
6,106,844 Activity Total Shares Held


Click on the column header links to resort ascending (▲) or descending (▼).
Owner Name Date Shared Held Change (Shares) Change (%) Value (in 1,000s)
WELLINGTON MANAGEMENT GROUP LLP 12/31/2014 5,022,323 233,256 4.87 269,448
PRICE T ROWE ASSOCIATES INC /MD/ 12/31/2014 2,530,539 84,400 3.45 135,763
ALLIANCEBERNSTEIN L.P. 12/31/2014 1,346,499 (91,987) (6.4) 72,240
ORBIMED ADVISORS LLC 12/31/2014 1,330,000 1,330,000 New 71,355
HEALTHCOR MANAGEMENT, L.P. 12/31/2014 1,050,000 (148,795) (12.41) 56,333
VANGUARD GROUP INC 12/31/2014 976,145 102,131 11.69 52,370
PERCEPTIVE ADVISORS LLC 12/31/2014 883,359 175,075 24.72 47,392
MILLENNIUM MANAGEMENT LLC 12/31/2014 777,073 191,741 32.76 41,690
STATE STREET CORP 12/31/2014 732,377 (44,486) (5.73) 39,292
BLACKROCK FUND ADVISORS 12/31/2014 722,474 89,245 14.09 38,761
FRANKLIN RESOURCES INC 12/31/2014 632,600 (58,600) (8.48) 33,939
POINT72 ASSET MANAGEMENT, L.P. 12/31/2014 616,409 442,401 254.24 33,070
GOLDMAN SACHS GROUP INC 12/31/2014 557,191 (322,592) (36.67) 29,893
LOOMIS SAYLES & CO L P 12/31/2014 451,183 (22,884) (4.83) 24,206
BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. 12/31/2014 336,128 105,429 45.70 18,033

Institutional Holdings information for this company is filed by major institutions on form 13-F with the Securities and Exchange Commission.
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