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

Institutional Holders (2015Q1)
Portfolio Summary: 4 Institutional holders with a total value of $3,473,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 CITADEL ADVISORS LLC 41,800 3,007,000 86.58% Call
2 Timber Hill LLC 4,000 288,000 8.29% Call
3 Teewinot Capital Advisers, L.L.C. 500 173,000 4.98% Call
4 SIMPLEX TRADING, LLC 48 5,000 0.14% 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.