THOR

THORATEC CORPORATION
THOR

Overview Fund Activity
Delisted

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

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238 hedge funds and large institutions have $1.94B invested in THORATEC CORPORATION in 2013 Q4 according to their latest regulatory filings, with 52 funds opening new positions, 75 increasing their positions, 80 reducing their positions, and 19 closing their positions.

Holders
238
Holders Change
+33
Holders Change %
+16.1%
% of All Funds
6.91%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.09%
New
52
Increased
75
Reduced
80
Closed
19
Calls
$25.6M
Puts
$11M
Net Calls
+$14.5M
Net Calls Change
-$2.63M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$71.5M
2
BIT
2
BlackRock Institutional Trust
California
$126M
3
Citadel Advisors
3
Citadel Advisors
Florida
$17.5M
4
GT
4
Glenmede Trust
Pennsylvania
$13.4M
5
Invesco
5
Invesco
Georgia
$57.9M

Top Sellers

1
DM
1
Deerfield Management
New York
$0
2
PIM
2
Perkins Investment Management
Illinois
$0
3
State Street
3
State Street
Massachusetts
$75.4M
4
WI
4
WHV Investments
California
$0
5
Millennium Management
5
Millennium Management
New York
$11.7M
Name Market Value Shares Shares
Change 		Shares
Change %
SCM
126
Sterling Capital Management
North Carolina
$1.25M 34,163 +34,163 New
NTCOC
127
Northern Trust Company of Connecticut
Connecticut
$1.19M 32,386 – –
PPA
128
Parametric Portfolio Associates
Washington
$1.15M 31,506 +2,873 +10%
SCA
129
SAC Capital Advisors
Connecticut
$1.15M 31,350 -198,659 -86%
HHC
130
Hutchin Hill Capital
New York
$1.1M 30,098 +30,098 New
TH
131
Timber Hill
Connecticut
$1.1M 30,037 -7,647 -20%
IHM
132
Iguana Healthcare Management
New York
$1.1M 30,000 +30,000 New
BJ
133
BlackRock Japan
Japan
$991K 27,081 -6,535 -19%
HT
134
HAP Trading
New York
$988K 27,006 +27,006 New
SOMRS
135
State of Michigan Retirement System
Michigan
$977K 26,700 -100 -0.4%
OC
136
Oppenheimer & Co
New York
$924K 25,259 -1,864 -7%
US Bancorp
137
US Bancorp
Minnesota
$864K 23,610 +13,188 +127%
STC
138
SEI Trust Company
Pennsylvania
$845K 23,100 +7,510 +48%
MSA
139
Mason Street Advisors
Wisconsin
$826K 22,564 -306 -1%
MIU
140
Man Investments (UK)
United Kingdom
$813K 22,204 +2,331 +12%
FLAM
141
First Light Asset Management
Minnesota
$787K 21,506 +21,506 New
First Trust Advisors
142
First Trust Advisors
Illinois
$773K 21,119 +21,119 New
DC
143
Deere & Company
Illinois
$759K 20,748 – –
SFP
144
Santa Fe Partners
New Mexico
$752K 20,530 +20,530 New
LC
145
Loews Corp
New York
$732K 20,000 -2,000 -9%
PAAMCP
146
Pacific Alternative Asset Management Company (PAAMCO)
California
$719K 19,653 +19,653 New
SO
147
STRS Ohio
Ohio
$692K 18,900 +4,200 +29%
GC
148
Guggenheim Capital
Illinois
$657K 17,949 -128,729 -88%
CCG
149
Chatham Capital Group
Georgia
$606K 16,565 – –
OPERF
150
Oregon Public Employees Retirement Fund
Oregon
$593K 16,199 +3,900 +32%
4 5
6
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