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Westlake Corp
WLK

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 %
GC
101
Guggenheim Capital
Illinois
$3.19M -$27K -375 -0.8%
Walleye Trading
102
Walleye Trading
New York
$3.16M +$3.16M +43,869 New
SG Americas Securities
103
SG Americas Securities
New York
$3.15M +$2.33M +32,438 +285%
ACI
104
AMP Capital Investors
Australia
$3.12M -$3.04M -41,903 -49%
BNP Paribas Financial Markets
105
BNP Paribas Financial Markets
France
$2.86M +$258K +3,587 +10%
FIM
106
Friedberg Investment Management
Texas
$2.8M +$48.9K +680 +2%
ST
107
Spot Trading
Illinois
$2.77M +$2.77M +38,514 New
BNP Paribas Asset Management
108
BNP Paribas Asset Management
France
$2.6M +$178K +2,476 +7%
AIP
109
Ameritas Investment Partners
Nebraska
$2.57M +$691K +9,611 +37%
BF
110
BOK Financial
Oklahoma
$2.44M +$157K +2,181 +7%
AFA
111
Abacus FCF Advisors
Florida
$2.3M +$2.3M +32,028 New
RhumbLine Advisers
112
RhumbLine Advisers
Massachusetts
$2.27M +$64.7K +900 +3%
DIA
113
Dana Investment Advisors
Wisconsin
$2.25M -$148K -2,054 -6%
State of Wisconsin Investment Board
114
State of Wisconsin Investment Board
Wisconsin
$2.25M -$59K -820 -3%
APG Asset Management
115
APG Asset Management
Netherlands
$2.09M – – –
ICM
116
ICC Capital Management
Florida
$2.03M -$74.8K -1,040 -4%
Canada Pension Plan Investment Board
117
Canada Pension Plan Investment Board
Ontario, Canada
$1.86M +$1.76M +24,400 +1,743%
Bank of America
118
Bank of America
North Carolina
$1.85M -$1.19M -16,572 -39%
TCA
119
Tortoise Capital Advisors
Kansas
$1.85M +$136K +1,886 +8%
Parallax Volatility Advisers
120
Parallax Volatility Advisers
California
$1.79M +$1.68M +23,394 +1,617%
POA
121
Pergamon Offshore Advisors
New York
$1.75M – – –
MTIM
122
Marathon Trading Investment Management
Pennsylvania
$1.68M +$1.68M +23,282 New
BlackRock
123
BlackRock
New York
$1.66M +$157K +2,187 +10%
NBC
124
Neuberger Berman Canada
Ontario, Canada
$1.53M +$747K +10,384 +95%
Aviva
125
Aviva
United Kingdom
$1.53M +$352K +4,893 +30%
3 4
5
6 7