THOR

THORATEC CORPORATION
THOR

Overview Fund Activity
Delisted

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

Back to rankings

205 hedge funds and large institutions have $1.91B invested in THORATEC CORPORATION in 2013 Q3 according to their latest regulatory filings, with 24 funds opening new positions, 69 increasing their positions, 86 reducing their positions, and 30 closing their positions.

Holders
205
Holders Change
-7
Holders Change %
-3.3%
% of All Funds
6.65%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.13%
New
24
Increased
69
Reduced
86
Closed
30
Calls
$38.8M
Puts
$21.6M
Net Calls
+$17.2M
Net Calls Change
+$13.3M

Top Buyers

1
EAM
1
Eagle Asset Management
Florida
$141M
2
DM
2
Deerfield Management
New York
$33.2M
3
Norges Bank
3
Norges Bank
Norway
$28M
4
WI
4
WHV Investments
California
$15.1M
5
PC
5
Passport Capital
California
$13.6M

Top Sellers

1
BIT
1
BlackRock Institutional Trust
California
$89.8M
2
Wells Fargo
2
Wells Fargo
California
$50.4M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$10.4M
4
Citadel Advisors
4
Citadel Advisors
Florida
$2.29M
5
VAM
5
Visium Asset Management
New York
$2.18M
Name Market Value Shares Shares
Change 		Shares
Change %
Swiss National Bank
101
Swiss National Bank
Switzerland
$1.88M 50,300 -2,900 -5%
CA
102
Continental Advisors
Utah
$1.77M 47,500 – –
ACM
103
American Capital Management
New York
$1.77M 47,400 +700 +1%
PRCM
104
Pine River Capital Management
Minnesota
$1.76M 47,118 -3,684 -7%
Comerica Bank
105
Comerica Bank
Texas
$1.74M 46,566 +612 +1%
Susquehanna International Group
106
Susquehanna International Group
Pennsylvania
$1.72M 46,005 +30,366 +194%
ASRS
107
Arizona State Retirement System
Arizona
$1.7M 45,487 +300 +0.7%
RFC
108
Russell Frank Company
Washington
$1.69M 45,378 -13,078 -22%
BIM
109
Baldwin Investment Management
Pennsylvania
$1.62M 43,500 – –
ProShare Advisors
110
ProShare Advisors
Maryland
$1.59M 42,670 +42,670 New
PG
111
PEAK6 Group
Illinois
$1.56M 83,770 +71,754 +597%
KIA
112
Kopp Investment Advisors
Minnesota
$1.44M 38,519 -3,976 -9%
Federated Hermes
113
Federated Hermes
Pennsylvania
$1.42M 38,158 -736 -2%
TH
114
Timber Hill
Connecticut
$1.41M 37,684 +37,684 New
ARTA
115
A.R.T. Advisors
New York
$1.38M 37,062 +14,245 +62%
Bank of America
116
Bank of America
North Carolina
$1.31M 35,152 -70,235 -67%
U
117
UBS
Switzerland
$1.31M 35,126 -12,285 -26%
SG Americas Securities
118
SG Americas Securities
New York
$1.3M 34,736 +30,368 +695%
BJ
119
BlackRock Japan
Japan
$1.25M 33,616 -82,747 -71%
GCP
120
GSA Capital Partners
United Kingdom
$1.22M 32,809 +1,906 +6%
NTCOC
121
Northern Trust Company of Connecticut
Connecticut
$1.21M 32,386 – –
PP
122
PDT Partners
New York
$1.18M 31,520 +5,306 +20%
SCM
123
Stevens Capital Management
Pennsylvania
$1.1M 29,570 -18,306 -38%
VRS
124
Virginia Retirement Systems
Virginia
$1.09M 29,200 – –
PPA
125
Parametric Portfolio Associates
Washington
$1.07M 28,633 +299 +1%
3 4
5
6 7