THOR

THORATEC CORPORATION
THOR

Overview Fund Activity
Delisted

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

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182 hedge funds and large institutions have $2.15B invested in THORATEC CORPORATION in 2015 Q1 according to their latest regulatory filings, with 23 funds opening new positions, 52 increasing their positions, 76 reducing their positions, and 31 closing their positions.

Holders
182
Holders Change
-9
Holders Change %
-4.71%
% of All Funds
4.85%
Holding in Top 10
6
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+100%
% of All Funds
0.16%
New
23
Increased
52
Reduced
76
Closed
31
Calls
$22.4M
Puts
$8.97M
Net Calls
+$13.4M
Net Calls Change
-$270K

Top Buyers

1
PAI
1
Palo Alto Investors
California
$106M
2
Neuberger Berman Group
2
Neuberger Berman Group
New York
$47.1M
3
EAM
3
Eagle Asset Management
Florida
$95.3M
4
AA
4
Antipodean Advisors
New York
$48.3M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$10.5M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$225M
2
Balyasny Asset Management
2
Balyasny Asset Management
Illinois
$0
3
MNA
3
Manning & Napier Advisors
New York
$51.1M
4
Citadel Advisors
4
Citadel Advisors
Florida
$0
5
Massachusetts Financial Services
5
Massachusetts Financial Services
Massachusetts
$18.9M
Name Market Value Shares Shares
Change 		Shares
Change %
MACM
101
March Altus Capital Management
Connecticut
$1.04M 24,765 +24,765 New
SOMRS
102
State of Michigan Retirement System
Michigan
$1.03M 24,500 -1,700 -6%
Credit Agricole
103
Credit Agricole
France
$968K 23,097 – –
MSA
104
Mason Street Advisors
Wisconsin
$913K 21,793 +284 +1%
Federated Hermes
105
Federated Hermes
Pennsylvania
$890K 21,238 +2,763 +15%
PG
106
PEAK6 Group
Illinois
$879K 20,978 +14,075 +204%
ProShare Advisors
107
ProShare Advisors
Maryland
$857K 20,454 -3,147 -13%
MAM
108
Meeder Asset Management
Ohio
$856K 20,445 +20,445 New
PVI
109
Pura Vida Investments
New York
$838K 20,000 +20,000 New
LMGAM
110
Liberty Mutual Group Asset Management
Massachusetts
$770K 18,365 +192 +1%
BlackRock
111
BlackRock
New York
$748K 17,842 +16,074 +909%
TAM
112
Tocqueville Asset Management
New York
$733K 17,500 -7,500 -30%
CCG
113
Chatham Capital Group
Georgia
$725K 17,315 +450 +3%
Los Angeles Capital Management
114
Los Angeles Capital Management
California
$718K 17,140 -4,895 -22%
MERSOM
115
Municipal Employees' Retirement System of Michigan
Michigan
$700K 16,700 -1,580 -9%
OPERF
116
Oregon Public Employees Retirement Fund
Oregon
$695K 16,599 +100 +0.6%
Marshall Wace
117
Marshall Wace
United Kingdom
$632K 15,084 -11,038 -42%
COPPSERS
118
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$592K 14,122 +2,324 +20%
Arrowstreet Capital
119
Arrowstreet Capital
Massachusetts
$583K 13,906 +13,906 New
LSERS
120
Louisiana State Employees Retirement System
Louisiana
$578K 13,800 -1,200 -8%
PIM
121
Partner Investment Management
California
$577K 13,774 +3,274 +31%
FT
122
Fiduciary Trust
Massachusetts
$568K 13,550 – –
BCM
123
Bridgeway Capital Management
Texas
$566K 13,500 -1,800 -12%
ST
124
Spot Trading
Illinois
$555K 13,255 -38,748 -75%
MC
125
Menta Capital
California
$553K 13,200 +7,000 +113%
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5
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