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

Institutional Holders (2016Q1)
Portfolio Summary: 3 Institutional holders with a total value of $1,019,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 16,400 759,000 74.48% Call
2 Timber Hill LLC 5,300 245,000 24.04% Call
3 SIMPLEX TRADING, LLC 79 15,000 1.47% Call

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.