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 %
IR
26
IAT Reinsurance
New York
$25.4M 605,318 – –
PWAM
27
Park West Asset Management
California
$25.3M 604,293 +204,821 +51%
PHS
28
PFM Health Sciences
California
$23.7M 565,799 +98,888 +21%
RSCM
29
Rock Springs Capital Management
Maryland
$21.6M 515,000 -18,500 -3%
UBS AM
30
UBS AM
Illinois
$20M 477,061 +132,350 +38%
Geode Capital Management
31
Geode Capital Management
Massachusetts
$19.2M 459,428 -9,868 -2%
Massachusetts Financial Services
32
Massachusetts Financial Services
Massachusetts
$18.9M 450,821 -429,352 -49%
BIM
33
BlackRock Investment Management
Delaware
$18.3M 437,439 +31,126 +8%
Capital World Investors
34
Capital World Investors
California
$18.2M 435,000 – –
Ameriprise
35
Ameriprise
Minnesota
$16.6M 396,938 -716 -0.2%
DCM
36
Decade Capital Management
New York
$14.5M 345,900 -110,000 -24%
Mackenzie Financial
37
Mackenzie Financial
Ontario, Canada
$13.1M 312,000 -14,600 -4%
PA
38
Perceptive Advisors
New York
$12.6M 300,000 -92,465 -24%
TCIM
39
TIAA CREF Investment Management
New York
$12.4M 295,704 -12,204 -4%
TA
40
Teachers Advisors
New York
$11.2M 266,259 +28,822 +12%
D.E. Shaw & Co
41
D.E. Shaw & Co
New York
$10.5M 250,619 +224,119 +846%
SGA
42
Sector Gamma AS
Norway
$10.5M 249,500 -143,000 -36%
Wellington Management Group
43
Wellington Management Group
Massachusetts
$9.69M 231,335 +20,840 +10%
MAA
44
Managed Account Advisors
New Jersey
$9.29M 221,727 +9,119 +4%
CCM
45
Catapult Capital Management
New York
$8.38M 200,000 – –
Bank of Montreal
46
Bank of Montreal
Ontario, Canada
$8.02M 191,516 -17,074 -8%
Charles Schwab
47
Charles Schwab
California
$8.01M 191,120 +15,728 +9%
Bank of America
48
Bank of America
North Carolina
$8M 191,062 +9,103 +5%
AP
49
AHL Partners
United Kingdom
$7.58M 180,892 +27,987 +18%
Susquehanna International Group
50
Susquehanna International Group
Pennsylvania
$7.35M 175,326 +6,703 +4%
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