RIO Tinto Ltd
Rio Tinto Group engages in exploring, mining, and processing mineral resources worldwide. The company operates through Iron Ore; Aluminium and lithium; and Copper segments. The Iron Ore segment engages in the iron ore mining, and salt and gypsum production in Western Australia. The Aluminum and lithium segment is involved in bauxite mining; alumina refining; and aluminium smelting, and recycling… Read more
Market Cap & Net Worth: RIO Tinto Ltd (RIO)
RIO Tinto Ltd (AU:RIO) has a market capitalization of $35.67 Billion (AU$57.61 Billion) as of March 18, 2026. Listed on the AU stock exchange, this Australia-based company holds position #136 globally and #3 in its home market, demonstrating a 1.64% increase in market value over the past year.
Market capitalization, also known as net worth in stock markets, is calculated by multiplying RIO Tinto Ltd's stock price AU$155.18 by its total outstanding shares 371275238 (371.28 Million).
RIO Tinto Ltd Market Cap History: 2015 to 2026
RIO Tinto Ltd's market capitalization history from 2015 to 2026. Data shows growth from $6.58 Billion to $35.67 Billion (15.63% CAGR).
Index Memberships
RIO Tinto Ltd is a constituent of 10 market indices:
| Index | Total Market Cap | Weight (%) | Rank by Market Cap |
|---|---|---|---|
|
S&P/ASX 50
AFLI
|
$419.37 Billion | 32.79% | #1 of 50 |
|
Australia All Ordinaries
AORD
|
$457.28 Billion | 30.07% | #1 of 495 |
|
S&P/ASX 20
ATLI
|
$238.16 Billion | 57.73% | #1 of 20 |
|
S&P/ASX 100
ATOI
|
$477.83 Billion | 28.77% | #1 of 100 |
|
S&P/ASX All Australian 50
AXAF
|
$323.75 Billion | 42.47% | #1 of 50 |
|
S&P/ASX All Australian 200
AXAT
|
$418.41 Billion | 32.86% | #1 of 200 |
|
S&P/ASX 200
AXJO
|
$404.15 Billion | 34.02% | #1 of 200 |
|
S&P/ASX 200 Accumulated
AXJOA
|
$404.15 Billion | 34.02% | #1 of 200 |
|
S&P/ASX 300
AXKO
|
$548.39 Billion | 25.07% | #1 of 300 |
|
S&P/ASX 300 Metals & Mining
AXMM
|
$178.90 Billion | 76.85% | #1 of 40 |
Weight: RIO Tinto Ltd's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.
RIO Tinto Ltd Market Cap to Earnings & Revenue Ratios Timeline
This chart shows how RIO Tinto Ltd's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.
Latest Price to Sales (P/S) Ratio
0.57x
RIO Tinto Ltd's market cap is 0.57 times its annual revenue
3.43x
Lower than industry averageLatest Price to Earnings (P/E) Ratio
3.27x
RIO Tinto Ltd's market cap is 3.27 times its annual earnings
6.69x
Lower than industry averageWhat These Ratios Tell Investors:
- Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
- Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
- Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
- Industry comparison provides context for whether the company is valued higher or lower than peers.
| Year | Market Cap (USD) | Revenue (USD) | Net Income (USD) | P/S Ratio | P/E Ratio |
|---|---|---|---|---|---|
| 2016 | $9.24 Billion | $33.78 Billion | $4.62 Billion | 0.27x | 2.00x |
| 2017 | $12.23 Billion | $40.03 Billion | $8.76 Billion | 0.31x | 1.40x |
| 2018 | $13.32 Billion | $40.52 Billion | $13.64 Billion | 0.33x | 0.98x |
| 2019 | $18.11 Billion | $43.16 Billion | $8.01 Billion | 0.42x | 2.26x |
| 2020 | $21.81 Billion | $44.61 Billion | $9.77 Billion | 0.49x | 2.23x |
| 2021 | $19.75 Billion | $63.49 Billion | $21.09 Billion | 0.31x | 0.94x |
| 2022 | $24.06 Billion | $55.55 Billion | $12.42 Billion | 0.43x | 1.94x |
| 2023 | $29.47 Billion | $54.04 Billion | $10.06 Billion | 0.55x | 2.93x |
| 2024 | $27.00 Billion | $53.66 Billion | $11.55 Billion | 0.50x | 2.34x |
| 2025 | $33.75 Billion | $59.65 Billion | $10.31 Billion | 0.57x | 3.27x |
Competitor Companies of RIO by Market Capitalization
Companies near RIO Tinto Ltd in the global market cap rankings as of March 18, 2026.
Key companies related to RIO Tinto Ltd by market ranking:
- BHP Group Limited (NYSE:BHP): Ranked #83 globally with a market cap of $188.50 Billion USD.
- Rio Tinto Group (PINK:RTNTF): Ranked #208 globally with a market cap of $97.13 Billion USD.
- Glencore PLC (PINK:GLCNF): Ranked #728 globally with a market cap of $27.97 Billion USD.
- Anglo American plc (OTCQX:AAUKF): Ranked #763 globally with a market cap of $26.36 Billion USD.
| Rank | Company | Symbol | Market Cap | Price |
|---|---|---|---|---|
| #83 | BHP Group Limited | NYSE:BHP | $188.50 Billion | $70.48 |
| #208 | Rio Tinto Group | PINK:RTNTF | $97.13 Billion | $67.88 |
| #728 | Glencore PLC | PINK:GLCNF | $27.97 Billion | $3.02 |
| #763 | Anglo American plc | OTCQX:AAUKF | $26.36 Billion | $25.17 |
RIO Tinto Ltd Historical Marketcap From 2015 to 2026
Between 2015 and today, RIO Tinto Ltd's market cap moved from $6.58 Billion to $ 35.67 Billion, with a yearly change of 15.63%.
| Year | Market Cap | Change (%) |
|---|---|---|
| 2026 | AU$35.67 Billion | +5.69% |
| 2025 | AU$33.75 Billion | +25.00% |
| 2024 | AU$27.00 Billion | -8.37% |
| 2023 | AU$29.47 Billion | +22.50% |
| 2022 | AU$24.06 Billion | +21.83% |
| 2021 | AU$19.75 Billion | -9.48% |
| 2020 | AU$21.81 Billion | +20.47% |
| 2019 | AU$18.11 Billion | +35.92% |
| 2018 | AU$13.32 Billion | +8.92% |
| 2017 | AU$12.23 Billion | +32.36% |
| 2016 | AU$9.24 Billion | +40.34% |
| 2015 | AU$6.58 Billion | -- |
End of Day Market Cap According to Different Sources
On Mar 18th, 2026 the market cap of RIO Tinto Ltd was reported to be:
| Source | Market Cap |
|---|---|
| Yahoo Finance | $35.67 Billion USD |
| MoneyControl | $35.67 Billion USD |
| MarketWatch | $35.67 Billion USD |
| marketcap.company | $35.67 Billion USD |
| Reuters | $35.67 Billion USD |
Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.