THOR

THORATEC CORPORATION
THOR

Overview Fund Activity
Delisted

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

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223 hedge funds and large institutions have $3.08B invested in THORATEC CORPORATION in 2015 Q3 according to their latest regulatory filings, with 65 funds opening new positions, 45 increasing their positions, 88 reducing their positions, and 60 closing their positions.

Holders
223
Holders Change
+4
Holders Change %
+1.83%
% of All Funds
6.23%
Holding in Top 10
13
Holding in Top 10 Change
+8
Holding in Top 10 Change %
+160%
% of All Funds
0.36%
New
65
Increased
45
Reduced
88
Closed
60
Calls
$30.7M
Puts
$18.8M
Net Calls
+$11.9M
Net Calls Change
-$4.8M

Top Buyers

1
PRCM
1
Pine River Capital Management
Minnesota
$144M
2
WIC
2
Water Island Capital
New York
$95.6M
3
OAM
3
Oxford Asset Management
United Kingdom
$88.6M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$76.7M
5
AA
5
AQR Arbitrage
Connecticut
$73.6M

Top Sellers

1
PAI
1
Palo Alto Investors
California
$17M
2
Millennium Management
2
Millennium Management
New York
$14.9M
3
OIM
3
Oracle Investment Management
Connecticut
$316K
4
Invesco
4
Invesco
Georgia
$3.61M
5
PWAM
5
Park West Asset Management
California
$7.7M
Name Market Value Shares Shares
Change 		Shares
Change %
TH
151
Timber Hill
Connecticut
$707K 11,180 -32,570 -74%
JG
152
Jefferies Group
New York
$682K 10,782 -100,018 -90%
OAM
153
Orinda Asset Management
California
$678K 10,712 +10,712 New
PIM
154
Partner Investment Management
California
$664K 10,500 -7,144 -40%
HIM
155
Hillsdale Investment Management
Ontario, Canada
$658K 10,400 +10,400 New
RJA
156
Raymond James & Associates
Florida
$654K 10,341 -1,815 -15%
CEP
157
Chicago Equity Partners
Illinois
$634K 10,030 -22,845 -69%
CI
158
Cowen Inc
New York
$633K 10,000 +10,000 New
WSC
159
Wellington Shields & Co
New York
$630K 9,954 -300 -3%
MC
160
Menta Capital
California
$512K 8,099 +8,099 New
PA
161
Profund Advisors
Maryland
$511K 8,080 -2,602 -24%
MCI
162
McDonald Capital Investors
California
$506K 8,000 +8,000 New
SEC
163
Seven Eight Capital
New York
$487K 7,700 +5,300 +221%
SAM
164
Securian Asset Management
Minnesota
$480K 7,589 – –
RMCM
165
Reynders McVeigh Capital Management
Massachusetts
$475K 7,514 +7,514 New
RHBC
166
R.H. Bluestein & Co
Michigan
$443K 7,000 -3,500 -33%
Teacher Retirement System of Texas
167
Teacher Retirement System of Texas
Texas
$421K 6,658 +4,553 +216%
Citadel Advisors
168
Citadel Advisors
Florida
$401K 6,343 -820,171 -99%
YMRC
169
Yorktown Management & Research Company
Virginia
$399K 6,300 – –
AA
170
Ancora Advisors
Ohio
$390K 6,171 +6,171 New
Thrivent Financial for Lutherans
171
Thrivent Financial for Lutherans
Minnesota
$380K 6,000 +450 +8%
AB
172
Amalgamated Bank
New York
$375K 5,929 +75 +1%
SCM
173
Shelton Capital Management
Colorado
$367K 5,804 – –
AG
174
Algert Global
California
$362K 5,730 -590 -9%
Canada Life
175
Canada Life
Manitoba, Canada
$351K 5,537 -19,100 -78%
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