Rio Tinto Group
Rio Tinto Group (RIO) Market Cap & Net Worth
Live market cap, enterprise value, and global rank — multi-year chart and annual table below.
rio · market cap & enterprise value · FMP · as of Jun 8, 2026
Core market cap & key metrics
As of Jun 8, 2026, Rio Tinto Group (RIO) has a market cap — also referred to as its net worth or valuation — of $164.0B, making it #3 most valuable companies globally. Market Cap = $101.01 × shares outstanding.
Market cap history — by year
* 2026 = year-to-date · Year-end market cap · Source: FMP
Market cap by year
Compared to Peers
View Basic Materials sectorAbout Market Cap, Net Worth & Valuation
Rio Tinto Group (RIO) has a market cap — also referred to as its net worth or valuation — of $164.0B as of Jun 8, 2026, making it the #3 most valuable company globally. Market Cap = Stock Price × Shares Outstanding.
Rio Tinto Group reached its all-time high market cap of $143.5B on May 13, 2026. Comparing the Rio Tinto Group market cap history illustrates one of the most extraordinary corporate growth stories.
Investors frequently compare Rio Tinto Group net worth vs peers and ask how Rio Tinto Group valuation compares to other countries. Its market cap reflects continued investor confidence.
Frequently Asked Questions
RIO market cap · 6 questionsRio Tinto Group's net worth — measured as market capitalization — is $164.0B as of Jun 8, 2026. It ranks #3 globally. Market Cap = $$101.01 (price) × shares outstanding.