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RIO TINTO PLC
RIO TINTO PLC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q2)
Portfolio Summary: 4 Institutional holders with a total value of $19,790,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Timber Hill LLC 356,400 11,155,000 56.37% Call
2 CITADEL ADVISORS LLC 192,200 6,016,000 30.40% Call
3 GROUP ONE TRADING LLC 81,900 2,563,000 12.95% Call
4 SIMPLEX TRADING, LLC 281 56,000 0.28% 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.