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RIO TINTO PLC
RIO - CIK 0000863064
Market cap$124.42 B
Rank#122
SEC filings997
Market capitalization of RIO TINTO PLC
As of 2026-06-11, RIO TINTO PLC (RIO) has a market capitalization of $124.42 B, making it the #122 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-11 | $124.42 B |
| 2026-06-10 | $124.71 B |
| 2026-05-29 | $182.40 B |
| 2026-05-28 | $183.12 B |
| 2026-05-26 | $180.08 B |
| 2026-05-25 | $180.08 B |
| 2026-05-24 | $180.08 B |
| 2026-05-22 | $180.08 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
Market Cap of similar companies
Frequently asked questions
What is RIO TINTO PLC's market cap?
As of 2026-06-11, RIO TINTO PLC (RIO) has a market capitalization of $124.42 B, making it the #122 most valuable US-listed company.
Where does RIO TINTO PLC rank by market cap?
RIO TINTO PLC is the #122 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.