THOR

THORATEC CORPORATION
THOR

Overview Fund Activity
Delisted

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

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214 hedge funds and large institutions have $1.78B invested in THORATEC CORPORATION in 2014 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 80 increasing their positions, 78 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
214
Holders Change
-16
Holders Change %
-6.96%
% of All Funds
6.15%
Holding in Top 10
5
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+150%
% of All Funds
0.14%
New
18
Increased
80
Reduced
78
Closed
34
Calls
$10.6M
Puts
$5.08M
Net Calls
+$5.57M
Net Calls Change
+$1.8M

Top Buyers

1
PIM
1
Perkins Investment Management
Illinois
$41.5M
2
BA
2
BlackRock Advisors
Delaware
$41M
3
GAM
3
Gotham Asset Management
New York
$14M
4
Norges Bank
4
Norges Bank
Norway
$40.1M
5
Bank of New York Mellon
5
Bank of New York Mellon
New York
$37.1M

Top Sellers

1
EAM
1
Eagle Asset Management
Florida
$102M
2
Alyeska Investment Group
2
Alyeska Investment Group
Illinois
$0
3
SC
3
Samlyn Capital
New York
$0
4
BIT
4
BlackRock Institutional Trust
California
$71.8M
5
OIM
5
Oracle Investment Management
Connecticut
$51.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
OC
126
Oppenheimer & Co
New York
$801K +$482K +13,826 +151%
MSA
127
Mason Street Advisors
Wisconsin
$770K -$17.9K -513 -2%
Canada Life
128
Canada Life
Manitoba, Canada
$769K +$629K +18,100 +448%
GC
129
Globeflex Capital
California
$742K +$742K +21,300 New
HCM
130
Highbridge Capital Management
New York
$719K -$8.46M -242,956 -92%
LC
131
Loews Corp
New York
$697K – – –
BMCMI
132
Bryn Mawr Capital Management Inc
Pennsylvania
$696K +$286K +8,200 +70%
SG Americas Securities
133
SG Americas Securities
New York
$676K +$434K +12,442 +179%
PP
134
PDT Partners
New York
$667K -$2.35M -67,532 -78%
GC
135
Guggenheim Capital
Illinois
$665K -$160K -4,573 -19%
TAM
136
Tocqueville Asset Management
New York
$662K +$244K +7,000 +58%
SCM
137
Sterling Capital Management
North Carolina
$636K -$1.1M -31,435 -63%
LMGAM
138
Liberty Mutual Group Asset Management
Massachusetts
$632K +$7.11K +204 +1%
Tudor Investment Corp
139
Tudor Investment Corp
Connecticut
$632K +$178K +5,112 +39%
RHBC
140
R.H. Bluestein & Co
Michigan
$594K -$582K -16,700 -49%
CCG
141
Chatham Capital Group
Georgia
$577K – – –
OPERF
142
Oregon Public Employees Retirement Fund
Oregon
$568K – – –
RFS
143
Rockefeller Financial Services
New York
$561K +$319K +9,139 +131%
MERSOM
144
Municipal Employees' Retirement System of Michigan
Michigan
$551K – – –
LSERS
145
Louisiana State Employees Retirement System
Louisiana
$533K – – –
STC
146
SEI Trust Company
Pennsylvania
$532K – – –
MC
147
Menta Capital
California
$530K +$530K +15,200 New
PA
148
Profund Advisors
Maryland
$512K -$44.3K -1,270 -8%
MCM
149
Manchester Capital Management
Vermont
$502K – – –
HSBC Holdings
150
HSBC Holdings
United Kingdom
$495K +$153K +4,386 +45%
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6
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