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Westlake Corp
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Overview Fund Activity

251 hedge funds and large institutions have $1.95B invested in Westlake Corp in 2015 Q3 according to their latest regulatory filings, with 43 funds opening new positions, 105 increasing their positions, 65 reducing their positions, and 53 closing their positions.

Holders
251
Holders Change
-11
Holders Change %
-4.2%
% of All Funds
7.02%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.06%
New
43
Increased
105
Reduced
65
Closed
53
Calls
$12.8M
Puts
$10.2M
Net Calls
+$2.57M
Net Calls Change
+$10.4M

Top Buyers

1
Millennium Management
1
Millennium Management
New York
$80.1M
2
Adage Capital Partners
2
Adage Capital Partners
Massachusetts
$58.2M
3
Deutsche Bank
3
Deutsche Bank
Germany
$32.2M
4
Citigroup
4
Citigroup
New York
$20.5M
5
SCM
5
Shapiro Capital Management
Georgia
$19.9M

Top Sellers

1
Federated Hermes
1
Federated Hermes
Pennsylvania
$294K
2
Balyasny Asset Management
2
Balyasny Asset Management
Illinois
$8.29M
3
JIR
3
James Investment Research
Ohio
$967K
4
Citadel Advisors
4
Citadel Advisors
Florida
$124M
5
HCM
5
Highline Capital Management
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$186M 3,593,607 +5,373 +0.1%
Select Equity Group
2
Select Equity Group
New York
$170M 3,271,379 -79,643 -2%
Citadel Advisors
3
Citadel Advisors
Florida
$124M 2,380,858 -611,546 -20%
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$91.3M 1,759,063 +263,121 +18%
Millennium Management
5
Millennium Management
New York
$80.1M 1,543,609 +1,140,468 +283%
GTP
6
Global Thematic Partners
New York
$76.7M 1,478,068 -40,195 -3%
RA
7
Royce & Associates
New York
$75.9M 1,461,770 -98,854 -6%
Schroder Investment Management Group
8
Schroder Investment Management Group
United Kingdom
$68.3M 1,316,051 +261,858 +25%
Adage Capital Partners
9
Adage Capital Partners
Massachusetts
$58.2M 1,120,703 +396,692 +55%
Dimensional Fund Advisors
10
Dimensional Fund Advisors
Texas
$53.5M 1,031,259 +229,161 +29%
BIT
11
BlackRock Institutional Trust
California
$51.4M 990,337 -46,043 -4%
Prudential Financial
12
Prudential Financial
New Jersey
$49.7M 957,212 +372,680 +64%
NRECA
13
National Rural Electric Cooperative Association
Virginia
$44.7M 861,200 – –
State Street
14
State Street
Massachusetts
$44.1M 849,682 +49,490 +6%
Deutsche Bank
15
Deutsche Bank
Germany
$32.2M 620,796 +394,472 +174%
AQR Capital Management
16
AQR Capital Management
Connecticut
$32.1M 617,715 -24,317 -4%
TCIM
17
TIAA CREF Investment Management
New York
$30M 578,188 -132,602 -19%
Renaissance Technologies
18
Renaissance Technologies
New York
$29M 559,000 +226,800 +68%
Norges Bank
19
Norges Bank
Norway
$26.1M 503,278 +19,725 +4%
Marshall Wace
20
Marshall Wace
United Kingdom
$25.5M 492,089 +49,270 +11%
Alyeska Investment Group
21
Alyeska Investment Group
Illinois
$22.9M 442,079 +25,610 +6%
Ameriprise
22
Ameriprise
Minnesota
$21.2M 407,932 +102,712 +34%
Citigroup
23
Citigroup
New York
$20.5M 395,583 +387,503 +4,796%
SCM
24
Shapiro Capital Management
Georgia
$19.9M 384,100 +380,600 +10,874%
BFA
25
BlackRock Fund Advisors
California
$19.3M 371,872 -4,168 -1%
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