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Westlake Corp
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Overview Fund Activity

265 hedge funds and large institutions have $2.83B invested in Westlake Corp in 2015 Q1 according to their latest regulatory filings, with 40 funds opening new positions, 81 increasing their positions, 106 reducing their positions, and 53 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
265
Holders Change
-15
Holders Change %
-5.36%
% of All Funds
7.07%
Holding in Top 10
3
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+200%
% of All Funds
0.08%
New
40
Increased
81
Reduced
106
Closed
53
Calls
$72.6M
Puts
$23.7M
Net Calls
+$48.9M
Net Calls Change
+$49.1M

Top Buyers

1
Citadel Advisors
1
Citadel Advisors
Florida
$132M
2
Select Equity Group
2
Select Equity Group
New York
$256M
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$258M
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$52.9M
5
N
5
Natixis
France
$28.8M

Top Sellers

1
ACM
1
Americafirst Capital Management
California
$0
2
Prudential Financial
2
Prudential Financial
New Jersey
$51.5M
3
WBC
3
Westpac Banking Corp
Australia
$10.8M
4
HCM
4
Highbridge Capital Management
New York
$21.4M
5
JHIU
5
Janus Henderson Investors US
Colorado
$3.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
UOC
76
UBS O'Connor
Illinois
$6.73M +$6.73M +93,609 New
Mitsubishi UFJ Trust & Banking
77
Mitsubishi UFJ Trust & Banking
Japan
$6.23M -$14K -195 -0.2%
Invesco
78
Invesco
Georgia
$6.02M +$1.65M +22,878 +38%
Charles Schwab
79
Charles Schwab
California
$6.01M -$4.58M -63,655 -43%
HHC
80
Hutchin Hill Capital
New York
$5.89M +$5.89M +81,800 New
VFM
81
Viking Fund Management
North Dakota
$5.76M -$1.44M -20,000 -20%
California State Teachers Retirement System (CalSTRS)
82
California State Teachers Retirement System (CalSTRS)
California
$5.44M -$78.9K -1,097 -1%
BPM
83
Bowling Portfolio Management
Ohio
$5.41M -$32.2K -447 -0.6%
CS
84
Credit Suisse
Switzerland
$5.27M -$1.48M -20,527 -22%
Swiss National Bank
85
Swiss National Bank
Switzerland
$5.1M +$1.99M +27,700 +64%
State of Tennessee, Department of Treasury
86
State of Tennessee, Department of Treasury
Tennessee
$4.84M – – –
MTB
87
Mizuho Trust & Banking
Japan
$4.59M +$470K +6,539 +11%
FQ
88
First Quadrant
California
$4.57M -$14.8M -205,700 -76%
UBS Group
89
UBS Group
Switzerland
$4.16M +$501K +6,964 +14%
SAM
90
Shell Asset Management
Netherlands
$3.98M -$224K -3,115 -5%
BJ
91
BlackRock Japan
Japan
$3.97M +$393K +5,458 +11%
OAM
92
Origin Asset Management
United Kingdom
$3.81M -$10.7M -149,157 -74%
JHIU
93
Janus Henderson Investors US
Colorado
$3.7M -$26.2M -363,527 -88%
CIC
94
Chase Investment Counsel
Virginia
$3.62M -$160K -2,223 -4%
State Board of Administration of Florida Retirement System
95
State Board of Administration of Florida Retirement System
Florida
$3.61M -$412K -5,725 -10%
B
96
Barings
North Carolina
$3.55M +$842K +11,700 +31%
MAM
97
Martingale Asset Management
Massachusetts
$3.55M -$201K -2,792 -5%
VRS
98
Virginia Retirement Systems
Virginia
$3.48M -$4.09M -56,892 -54%
PPA
99
Parametric Portfolio Associates
Washington
$3.3M +$77.6K +1,079 +2%
HighTower Advisors
100
HighTower Advisors
Illinois
$3.2M -$1.92M -26,617 -37%
2 3
4
5 6