Who owns Thoratec Corporation?

Key details on Thoratec Corporation (Ticker: THOR)

Who owns Thoratec Corporation?

Is THOR a good stock to own? Find out who bought Thoratec Corporation, who sold Thoratec Corporation (THOR) stock, and who holds a large position in Thoratec Corporation.

Fund Name Number of Shares Share Valuation As Of
Vanguard 3.43M $91.66M Sept. 30, 2014
Cadian Capital Management 2.65M $99.41M March 31, 2013
BlackRock Fund Advisors 2.62M $70.05M Sept. 30, 2014
Balyasny Asset Management 2.09M $55.75M Sept. 30, 2014
STATE STREET CORPORATION 2.00M $53.39M Sept. 30, 2014
BlackRock Institutional Trust Company, N.A. 1.84M $49.05M Sept. 30, 2014
CITADEL ADVISORS 1.83M $68.67M March 31, 2013
T. Rowe Price Associates 1.73M $60.40M June 30, 2014
BlackRock Advisors 1.65M $44.22M Sept. 30, 2014
Wells Fargo & Company 1.61M $56.26M June 30, 2014
Manning & Napier Advisors 1.58M $42.11M Sept. 30, 2014
Century Capital Management 1.39M $52.17M Dec. 31, 2012
JPMORGAN CHASE & CO 1.36M $45.50M June 30, 2012
Damian Sousa 1.35M $36.05M Sept. 30, 2014
Inves 1.25M $33.35M Sept. 30, 2014
Oracle Investment Management 1.22M $32.66M Sept. 30, 2014
Perkins Investment Management 1.19M $41.49M June 30, 2014
Millennium Management 1.18M $31.42M Sept. 30, 2014
Thrivent Financial for Lutherans 1.12M $41.01M Dec. 31, 2013
Name Passport Capital 1.12M $37.63M March 31, 2012
ING INVESTMENT MANAGEMENT 1.10M $29.36M Sept. 30, 2014
Sectoral Asset Management 1.10M $37.02M March 31, 2012
Renaissance Technologies 1.05M $37.63M March 31, 2014
Royce & Associates 1.05M $36.23M Sept. 30, 2012
BTIM 1.04M $36.21M June 30, 2014
NORTHERN TRUST 1.03M $37.67M Dec. 31, 2013

Who sold Thoratec Corporation?

Fund Name Date Sold Number of Shares Sold Share Valuation
Frontier Capital Management Sept. 30, 2011 1.16M $37.91M
Maverick Capital June 30, 2011 1.66M $54.52M
FRED ALGER MANAGEMENT March 31, 2011 1.15M $29.86M
Franklin Resources March 31, 2011 1.15M $29.75M
Expo Capital Management March 31, 2011 1.10M $28.52M