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WESTLAKE CHEM CORP
WESTLAKE CHEM CORP. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 5 Institutional holders with a total value of $15,439,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 220,162 15,101,000 97.81%
2 NORTHERN TRUST CORP 4,600 316,000 2.05%
3 CENTERSTAR FUND, LLC 300 20,000 0.13% PRN
4 CENTERSTAR FUND, LLC 700 2,000 0.01% Put PRN
5 CENTERSTAR FUND, LLC 500 0 0.00% Call PRN

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.