THOR

Thoratec Corporation Institutional Ownership

$42.31
*  
0.46
1.08%
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*Delayed - data as of Apr. 24, 2015  -  Find a broker to begin trading THOR 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 95.41%
Total Shares Outstanding (millions) 54
Total Value of Holdings (millions) $2,190

Active Positions

Holders Shares
Increased Positions 71 7,836,482
Decreased Positions 125 7,584,532
Held Positions 30 36,329,369
Total Institutional Shares 226 51,750,383

New and Sold Out Positions


Holders Shares
New Positions 28 3,550,242
Sold Out Positions 31 3,123,574

196 Activity Institutional Holders
15,421,014 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)
PRICE T ROWE ASSOCIATES INC /MD/ 12/31/2014 6,183,367 644,664 11.64 261,618
VANGUARD GROUP INC 12/31/2014 3,462,909 35,157 1.03 146,516
BLACKROCK FUND ADVISORS 12/31/2014 2,760,270 139,568 5.33 116,787
EAGLE ASSET MANAGEMENT INC 03/31/2015 2,274,759 621,566 37.60 96,245
STATE STREET CORP 12/31/2014 1,972,067 (25,172) (1.26) 83,438
MILLENNIUM MANAGEMENT LLC 12/31/2014 1,914,539 738,982 62.86 81,004
BLACKROCK ADVISORS LLC 12/31/2014 1,737,567 83,284 5.03 73,516
BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. 12/31/2014 1,576,294 (258,827) (14.1) 66,693
INVESCO LTD. 12/31/2014 1,251,831 4,155 .33 52,965
ORACLE INVESTMENT MANAGEMENT INC 12/31/2014 1,232,600 10,600 .87 52,151
MANNING & NAPIER ADVISORS LLC 03/31/2015 1,219,930 (637,510) (34.32) 51,615
VOYA INVESTMENT MANAGEMENT LLC 12/31/2014 988,272 (110,277) (10.04) 41,814
WELLS FARGO & COMPANY/MN 12/31/2014 966,171 (198,258) (17.03) 40,879
BTIM CORP. 03/31/2015 942,776 (24,771) (2.56) 39,889
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 12/31/2014 880,173 (148,278) (14.42) 37,240

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