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

Institutional Holders (2017Q2)
Portfolio Summary: 4 Institutional holders with a total value of $16,636,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GROUP ONE TRADING LLC 352,500 14,914,000 89.65% Put
2 JPMORGAN CHASE & CO 25,000 1,058,000 6.36% Put
3 Timber Hill LLC 9,900 419,000 2.52% Put
4 SIMPLEX TRADING, LLC 1,574 245,000 1.47% Put

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.