TESARO, Inc. Institutional Ownership

TSRO 
$53.36
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3
5.96%
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*Delayed - data as of Aug. 28, 2015  -  Find a broker to begin trading TSRO now
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 103.63%
Total Shares Outstanding (millions) 40
Total Value of Holdings (millions) $2,213

Active Positions

Holders Shares
Increased Positions 82 4,642,490
Decreased Positions 59 3,927,261
Held Positions 15 32,908,243
Total Institutional Shares 156 41,477,994

New and Sold Out Positions


Holders Shares
New Positions 23 662,365
Sold Out Positions 19 687,334

59 Decreased Institutional Holders
3,927,261 Decreased 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)
NEA MANAGEMENT COMPANY, LLC 06/30/2015 8,854,255 (1,000,000) (10.15) 472,463
WELLINGTON MANAGEMENT GROUP LLP 06/30/2015 3,388,225 (876,479) (20.55) 180,796
ALLIANCEBERNSTEIN L.P. 06/30/2015 993,317 (117,634) (10.59) 53,003
PERCEPTIVE ADVISORS LLC 06/30/2015 835,359 (143,000) (14.62) 44,575
BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. 06/30/2015 604,513 (1,115) (0.18) 32,257
FRANKLIN RESOURCES INC 06/30/2015 561,600 (8,500) (1.49) 29,967
ORACLE INVESTMENT MANAGEMENT INC 06/30/2015 493,000 (63,379) (11.39) 26,306
MILLENNIUM MANAGEMENT LLC 06/30/2015 464,135 (23,899) (4.9) 24,766
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 06/30/2015 316,861 (29,196) (8.44) 16,908
HEALTHCOR MANAGEMENT, L.P. 06/30/2015 276,647 (648,353) (70.09) 14,762
D. E. SHAW & CO., INC. 06/30/2015 246,964 (39,071) (13.66) 13,178
AMERIPRISE FINANCIAL INC 06/30/2015 168,947 (3,321) (1.93) 9,015
PIONEER INVESTMENT MANAGEMENT INC 06/30/2015 115,543 (13,687) (10.59) 6,165
TIAA CREF INVESTMENT MANAGEMENT LLC 06/30/2015 112,335 (185) (0.16) 5,994
FRED ALGER MANAGEMENT INC 06/30/2015 109,025 (963) (0.88) 5,818

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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