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

Institutional Holders (2017Q1)
Portfolio Summary: 5 Institutional holders with a total value of $13,437,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SIMPLEX TRADING, LLC 1,148 65,000 0.48% Call
2 JPMORGAN CHASE & CO 25,000 1,017,000 7.57% Call
3 Hudson Bay Capital Management LP 45,500 1,851,000 13.78% Call
4 Timber Hill LLC 128,000 5,207,000 38.75% Call
5 GROUP ONE TRADING LLC 130,200 5,297,000 39.42% 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.