THOR

THORATEC CORPORATION
THOR

Overview Fund Activity
Delisted

THOR was delisted on the 8th of October, 2015.

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200 hedge funds and large institutions have $1.38B invested in THORATEC CORPORATION in 2014 Q3 according to their latest regulatory filings, with 42 funds opening new positions, 64 increasing their positions, 68 reducing their positions, and 55 closing their positions.

Holders
200
Holders Change
-14
Holders Change %
-6.54%
% of All Funds
5.81%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.12%
New
42
Increased
64
Reduced
68
Closed
55
Calls
$31.1M
Puts
$13.5M
Net Calls
+$17.6M
Net Calls Change
+$12M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$148M
2
Massachusetts Financial Services
2
Massachusetts Financial Services
Massachusetts
$27.5M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$38.2M
4
MNA
4
Manning & Napier Advisors
New York
$42.1M
5
Millennium Management
5
Millennium Management
New York
$31.4M

Top Sellers

1
EAM
1
Eagle Asset Management
Florida
$36.1M
2
PIM
2
Perkins Investment Management
Illinois
$0
3
PCM
3
Palisade Capital Management
New Jersey
$0
4
Renaissance Technologies
4
Renaissance Technologies
New York
$3.55M
5
PWLP
5
Prio Wealth Limited Partnership
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$148M 5,538,703 +3,806,030 +220%
Vanguard Group
2
Vanguard Group
Pennsylvania
$91.6M 3,427,752 -508,817 -13%
BFA
3
BlackRock Fund Advisors
California
$70.1M 2,620,702 +3,097 +0.1%
State Street
4
State Street
Massachusetts
$53.4M 1,997,239 -45,796 -2%
BIT
5
BlackRock Institutional Trust
California
$49.1M 1,835,121 -224,771 -11%
BA
6
BlackRock Advisors
Delaware
$44.2M 1,654,283 +478,945 +41%
MNA
7
Manning & Napier Advisors
New York
$42.1M 1,575,340 +914,150 +138%
Balyasny Asset Management
8
Balyasny Asset Management
Illinois
$38.2M 1,429,052 +1,019,746 +249%
EAM
9
Eagle Asset Management
Florida
$36.1M 1,348,800 -1,573,775 -54%
Invesco
10
Invesco
Georgia
$33.4M 1,247,676 +116,493 +10%
OIM
11
Oracle Investment Management
Connecticut
$32.7M 1,222,000 -244,304 -17%
Millennium Management
12
Millennium Management
New York
$31.4M 1,175,557 +597,606 +103%
Wells Fargo
13
Wells Fargo
California
$31.1M 1,164,429 -449,518 -28%
VOYA Investment Management
14
VOYA Investment Management
Georgia
$29.4M 1,098,549 -1,855 -0.2%
Massachusetts Financial Services
15
Massachusetts Financial Services
Massachusetts
$27.5M 1,028,451 +1,028,451 New
BTW
16
Boston Trust Walden
Massachusetts
$27.1M 1,013,937 -24,693 -2%
GAM
17
Gotham Asset Management
New York
$26M 970,893 +567,969 +141%
Dimensional Fund Advisors
18
Dimensional Fund Advisors
Texas
$25.8M 964,820 +66,362 +7%
Northern Trust
19
Northern Trust
Illinois
$24.3M 907,753 +8,570 +1%
Deutsche Bank
20
Deutsche Bank
Germany
$23M 861,114 +450,518 +110%
JPMorgan Chase & Co
21
JPMorgan Chase & Co
New York
$19.9M 746,028 +411,387 +123%
Norges Bank
22
Norges Bank
Norway
$19.2M 716,912 -432,456 -38%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$19M 711,874 -352,833 -33%
SGA
24
Sector Gamma AS
Norway
$16.8M 628,300 +70,000 +13%
RSCM
25
Rock Springs Capital Management
Maryland
$13.9M 521,000 +28,800 +6%
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