Thoratec Corp (NASDAQ:THOR)

Data as of Sep 19
 -0.26 / -0.98%
Today’s Change
Today|||52-Week Range
Institutional investors hold a majority ownership of THOR through the 91.02% of the outstanding shares that they control. This interest is also higher than at almost any other company in the Medical Specialties industry. Last, during the quarter ended June 2014, these large investors purchased a net $111.6 thousand shares.
Mutual fund holders52.68%
Other institutional38.34%
Individual stakeholders21.81%

Largest Quarterly Institutional

Latest Institutional Activity

6/30/2014PERKINS INVESTMENT MANAGEMENT LL...  Bought 1.2 Million shares of Thoratec Corp
6/30/2014BLACKROCK ADVISORS LLC  Bought 494.6 Thousand shares of Thoratec Corp
6/30/2014GOTHAM ASSET MANAGEMENT LLC  Bought 402.9 Thousand shares of Thoratec Corp

Top 10 Owners of Thoratec Corp

Total value ($)Shares
bought / sold
BlackRock Fund Advisors8.31%4,677,497116,937,425-485,120-9.40%
The Vanguard Group, Inc.6.99%3,936,56998,414,225-4,209-0.11%
Eagle Asset Management, Inc.5.19%2,922,57573,064,375-678,192-18.83%
SSgA Funds Management, Inc.3.63%2,043,03551,075,875-14,053-0.68%
T. Rowe Price Associates, Inc.3.08%1,732,67343,316,825-193,141-10.03%
Oracle Investment Management, Inc...2.60%1,466,30436,657,600-289,900-16.51%
Wells Capital Management, Inc.2.46%1,383,93934,598,475+139,858+11.24%
BlackRock Advisors LLC2.23%1,255,81331,395,325+494,582+64.97%
Perkins Investment Management LLC2.11%1,190,13229,753,300+1,190,132--
Invesco Advisers, Inc.1.96%1,105,71327,642,825-47,334-4.11%

Top 10 Mutual Funds Holding Thoratec Corp

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Eagle Small Cap Growth Fund2.33%1,309,81032,745,250-238,055-15.38%
Vanguard Small Cap Index Fund1.75%986,19324,654,825+3,438+0.35%
Vanguard Total Stock Market Index...1.62%912,02122,800,525+21,855+2.46%
iShares Russell 2000 ETF1.44%810,87020,271,750+3,264+0.40%
T Rowe Price Health Sciences Fund1.39%781,27119,531,775-23,829-2.96%
iShares Core S&P Mid Cap ETF1.37%773,03519,325,875-47,192-5.75%
Janus Perkins Mid Cap Value Fund1.30%733,73518,343,375+733,735--
Government Pension Fund - Global ...1.28%719,09217,977,300+55,966+8.44%
Wells Fargo Advantage Common Stoc...1.26%708,75117,718,77500.00%
Vanguard Small Cap Growth Index F...1.21%682,87917,071,975-1,294-0.19%

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