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 %
MNA
226
Manning & Napier Advisors
New York
– – -1,066,760 Closed
BTW
227
Boston Trust Walden
Massachusetts
– – -619,046 Closed
IR
228
IAT Reinsurance
New York
– – -605,318 Closed
DCM
229
Decade Capital Management
New York
– – -371,332 Closed
SGA
230
Sector Gamma AS
Norway
– – -229,300 Closed
Massachusetts Financial Services
231
Massachusetts Financial Services
Massachusetts
– – -228,833 Closed
Arrowstreet Capital
232
Arrowstreet Capital
Massachusetts
– – -225,706 Closed
BJCM
233
Blue Jay Capital Management
California
– – -215,000 Closed
AP
234
AHL Partners
United Kingdom
– – -203,930 Closed
CCM
235
Catapult Capital Management
New York
– – -120,533 Closed
RPAM
236
Rhenman & Partners Asset Management
Sweden
– – -110,000 Closed
Canada Pension Plan Investment Board
237
Canada Pension Plan Investment Board
Ontario, Canada
– – -107,800 Closed
Boston Partners
238
Boston Partners
Massachusetts
– – -78,093 Closed
PI
239
Putnam Investments
Massachusetts
– – -76,899 Closed
Adage Capital Partners
240
Adage Capital Partners
Massachusetts
– – -75,000 Closed
State of Tennessee, Department of Treasury
241
State of Tennessee, Department of Treasury
Tennessee
– – -70,000 Closed
HI
242
HBK Investments
Texas
– – -57,700 Closed
Robeco Institutional Asset Management
243
Robeco Institutional Asset Management
Netherlands
– – -57,594 Closed
CA
244
Continental Advisors
Utah
– – -57,304 Closed
BAMS
245
Bellevue Asset Management (Switzerland)
Switzerland
– – -55,000 Closed
Two Sigma Advisers
246
Two Sigma Advisers
New York
– – -53,077 Closed
Two Sigma Investments
247
Two Sigma Investments
New York
– – -48,474 Closed
QSS
248
Quantitative Systematic Strategies
Florida
– – -45,796 Closed
TC
249
TFS Capital
Pennsylvania
– – -42,797 Closed
NCCM
250
Nine Chapters Capital Management
New Jersey
– – -41,900 Closed
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