RIO Tinto Ltd Market Cap ($39.44 Billion)
Market Cap & Net Worth: RIO Tinto Ltd (RIO)
RIO Tinto Ltd market cap. RIO Tinto Ltd (AU:RIO) has a market capitalization of $39.44 Billion (AU$55.74 Billion) as of November 8, 2026. Listed on the AU stock exchange, this Australia-based company holds position #672 globally and #14 in its home market, demonstrating a 0.16% 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$149.93 by its total outstanding shares 371750238 (371.75 Million). Also see RIO Tinto Ltd operating cash flow efficiency for how efficiently the company converts equity into cash flow.
RIO Tinto Ltd Market Cap History (2015–2026)
RIO Tinto Ltd market cap history from 2015 to 2026. Data shows growth from $7.53 Billion to $39.44 Billion (14.31% CAGR). Check RIO Tinto Ltd (RIO) share price today for real-time trading data and today's change.
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
|
$1.67 Trillion | 2.36% | #13 of 50 |
|
Australia All Ordinaries
AORD
|
$2.04 Trillion | 1.94% | #11 of 495 |
|
S&P/ASX 20
ATLI
|
$1.24 Trillion | 3.17% | #12 of 20 |
|
S&P/ASX 100
ATOI
|
$1.91 Trillion | 2.06% | #13 of 100 |
|
S&P/ASX All Australian 50
AXAF
|
$1.55 Trillion | 2.55% | #12 of 50 |
|
S&P/ASX All Australian 200
AXAT
|
$1.95 Trillion | 2.03% | #12 of 200 |
|
S&P/ASX 200
AXJO
|
$1.91 Trillion | 2.06% | #12 of 200 |
|
S&P/ASX 200 Accumulated
AXJOA
|
$1.91 Trillion | 2.06% | #12 of 200 |
|
S&P/ASX 300
AXKO
|
$2.20 Trillion | 1.79% | #13 of 300 |
|
S&P/ASX 300 Metals & Mining
AXMM
|
$428.44 Billion | 9.20% | #2 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. Explore net asset momentum of RIO Tinto Ltd to track how rapidly the company is growing its equity base year over year.
Latest Price to Sales (P/S) Ratio
0.65x
RIO Tinto Ltd's market cap is 0.65 times its annual revenue
Latest Price to Earnings (P/E) Ratio
3.74x
RIO Tinto Ltd's market cap is 3.74 times its annual earnings
What 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 | $10.57 Billion | $33.78 Billion | $4.62 Billion | 0.31x | 2.29x |
| 2017 | $14.00 Billion | $40.03 Billion | $8.76 Billion | 0.35x | 1.60x |
| 2018 | $15.24 Billion | $40.52 Billion | $13.64 Billion | 0.38x | 1.12x |
| 2019 | $20.72 Billion | $43.16 Billion | $8.01 Billion | 0.48x | 2.59x |
| 2020 | $24.96 Billion | $44.61 Billion | $9.77 Billion | 0.56x | 2.56x |
| 2021 | $22.59 Billion | $63.49 Billion | $21.09 Billion | 0.36x | 1.07x |
| 2022 | $27.53 Billion | $55.55 Billion | $12.42 Billion | 0.50x | 2.22x |
| 2023 | $33.72 Billion | $54.04 Billion | $10.06 Billion | 0.62x | 3.35x |
| 2024 | $30.90 Billion | $53.66 Billion | $11.55 Billion | 0.58x | 2.67x |
| 2025 | $38.62 Billion | $59.65 Billion | $10.31 Billion | 0.65x | 3.74x |
Competitor Companies of RIO by Market Capitalization
Companies near RIO Tinto Ltd in the global market cap rankings as of November 8, 2026. Also see RIO Tinto Ltd total assets for a full breakdown of the balance sheet.
Key companies related to RIO Tinto Ltd by market ranking:
- BHP Group (MX:BHPN): Ranked #89 globally with a market cap of $219.15 Billion USD ( MX$3.81 Trillion MXN).
- BHP Group Ltd (AU:BHP): Ranked #95 globally with a market cap of $207.14 Billion USD ( AU$292.75 Billion AUD).
- Rio Tinto Group (MX:RION): Ranked #216 globally with a market cap of $112.70 Billion USD ( MX$1.96 Trillion MXN).
- Rio Tinto Group (F:RIOA): Ranked #220 globally with a market cap of $110.00 Billion USD ( €94.09 Billion EUR).
| Rank | Company | Symbol | Market Cap | Price |
|---|---|---|---|---|
| #89 | BHP Group | MX:BHPN | $219.15 Billion | MX$1499.00 |
| #95 | BHP Group Ltd | AU:BHP | $207.14 Billion | AU$57.62 |
| #216 | Rio Tinto Group | MX:RION | $112.70 Billion | MX$1561.00 |
| #220 | Rio Tinto Group | F:RIOA | $110.00 Billion | €75.00 |
Market Capitalization of RIO Tinto Ltd (2015–2026)
Market capitalization of RIO Tinto Ltd from 2015 to today. Between 2015 and today, RIO Tinto Ltd's market cap moved from $7.53 Billion to $ 39.44 Billion, with a yearly change of 14.31%.
| Year | Market Cap | Change (%) |
|---|---|---|
| 2026 | AU$39.44 Billion | +2.12% |
| 2025 | AU$38.62 Billion | +25.00% |
| 2024 | AU$30.90 Billion | -8.37% |
| 2023 | AU$33.72 Billion | +22.50% |
| 2022 | AU$27.53 Billion | +21.83% |
| 2021 | AU$22.59 Billion | -9.48% |
| 2020 | AU$24.96 Billion | +20.47% |
| 2019 | AU$20.72 Billion | +35.92% |
| 2018 | AU$15.24 Billion | +8.92% |
| 2017 | AU$14.00 Billion | +32.36% |
| 2016 | AU$10.57 Billion | +40.34% |
| 2015 | AU$7.53 Billion | -- |
End of Day Market Cap According to Different Sources
On Nov 7th, 2026 the market cap of RIO Tinto Ltd was reported to be:
| Source | Market Cap |
|---|---|
| Yahoo Finance | $39.44 Billion USD |
| MoneyControl | $39.44 Billion USD |
| MarketWatch | $39.44 Billion USD |
| marketcap.company | $39.44 Billion USD |
| Reuters | $39.44 Billion USD |
Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.
About 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