Rio Tinto PLC (LSE:RIO) — Market Cap & Net Worth

$1.13 Billion USD  · GBX9.27 Trillion GBX  · Rank #8599

Market Cap & Net Worth: Rio Tinto PLC (RIO)

Rio Tinto PLC (LSE:RIO) has a market capitalization of $1.13 Billion (GBX9.27 Trillion) as of May 2, 2026. Listed on the LSE stock exchange, this UK-based company holds position #8599 globally and #27 in its home market, demonstrating a -0.44% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Rio Tinto PLC's stock price GBX7391.00 by its total outstanding shares 1254003529 (1.25 Billion). Analyse RIO cash flow metrics to see how efficiently the company converts income to cash.

Rio Tinto PLC Market Cap History: 2015 to 2026

Rio Tinto PLC's market capitalization history from 2015 to 2026. Data shows growth from $149.71 Million to $1.13 Billion (18.74% CAGR).

Index Memberships

Rio Tinto PLC is a constituent of 6 market indices:

Index Total Market Cap Weight (%) Rank by Market Cap
FTSE All-Share
FTAS
$62.11 Billion 1.82% #9 of 573
FTSE 350
FTLC
$61.53 Billion 1.83% #10 of 350
FTSE 100 Index (UK)
FTSE
$52.96 Billion 2.13% #8 of 100
STOXX Europe Large 200 EUR Price
LCXP
$7.08 Trillion 0.02% #121 of 182
STOXX Europe Large 200 Net Return
LCXR
$7.08 Trillion 0.02% #121 of 182
FTSE 350 Index Mining
NMX1770
$5.01 Billion 22.52% #2 of 10

Weight: Rio Tinto PLC's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Rio Tinto PLC Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Rio Tinto PLC'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

0.01x

Rio Tinto PLC's market cap is 0.01 times its annual revenue

Industry average: 345.62x Lower than industry average

Latest Price to Earnings (P/E) Ratio

0.06x

Rio Tinto PLC's market cap is 0.06 times its annual earnings

Industry average: 6.85x Lower than industry average

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
2015 $149.71 Million $34.83 Billion -$866.00 Million 0.00x N/A
2016 $252.13 Million $33.78 Billion $4.62 Billion 0.01x 0.05x
2017 $331.35 Million $40.03 Billion $8.76 Billion 0.01x 0.04x
2018 $332.36 Million $40.52 Billion $13.64 Billion 0.01x 0.02x
2019 $450.67 Million $43.16 Billion $8.01 Billion 0.01x 0.06x
2020 $587.53 Million $44.61 Billion $9.77 Billion 0.01x 0.06x
2021 $589.15 Million $63.49 Billion $21.11 Billion 0.01x 0.03x
2022 $777.73 Million $55.55 Billion $12.39 Billion 0.01x 0.06x
2023 $831.90 Million $54.04 Billion $10.06 Billion 0.02x 0.08x
2024 $720.62 Million $53.66 Billion $11.55 Billion 0.01x 0.06x

Competitor Companies of RIO by Market Capitalization

Companies near Rio Tinto PLC in the global market cap rankings as of May 2, 2026.

Key companies related to Rio Tinto PLC by market ranking:

  • BHP Group (MX:BHPN): Ranked #99 globally with a market cap of $201.65 Billion USD ( MX$3.50 Trillion MXN).
  • BHP Group Ltd (AU:BHP): Ranked #105 globally with a market cap of $197.50 Billion USD ( AU$279.13 Billion AUD).
  • Rio Tinto Group (MX:RION): Ranked #185 globally with a market cap of $126.07 Billion USD ( MX$2.19 Trillion MXN).
  • Rio Tinto Group (F:RIOA): Ranked #247 globally with a market cap of $99.40 Billion USD ( €85.02 Billion EUR).
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#99 BHP Group MX:BHPN $201.65 Billion MX$1380.00
#105 BHP Group Ltd AU:BHP $197.50 Billion AU$54.94
#185 Rio Tinto Group MX:RION $126.07 Billion MX$1746.90
#247 Rio Tinto Group F:RIOA $99.40 Billion €81.00

Rio Tinto PLC Historical Marketcap From 2015 to 2026

Between 2015 and today, Rio Tinto PLC's market cap moved from $149.71 Million to $ 1.13 Billion, with a yearly change of 18.74%.

Year Market Cap Change (%)
2026 GBX1.13 Billion +23.31%
2025 GBX914.54 Million +26.91%
2024 GBX720.62 Million -13.38%
2023 GBX831.90 Million +6.96%
2022 GBX777.73 Million +32.01%
2021 GBX589.15 Million +0.27%
2020 GBX587.53 Million +30.37%
2019 GBX450.67 Million +35.60%
2018 GBX332.36 Million +0.31%
2017 GBX331.35 Million +31.42%
2016 GBX252.13 Million +68.42%
2015 GBX149.71 Million --

End of Day Market Cap According to Different Sources

On May 2nd, 2026 the market cap of Rio Tinto PLC was reported to be:

Source Market Cap
Yahoo Finance $1.13 Billion USD
MoneyControl $1.13 Billion USD
MarketWatch $1.13 Billion USD
marketcap.company $1.13 Billion USD
Reuters $1.13 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Rio Tinto PLC

LSE:RIO UK Other Industrial Metals & Mining
Market Cap
$1.13 Billion
GBX9.27 Trillion GBX
Market Cap Rank
#8599 Global
#27 in UK
Share Price
GBX7391.00
Change (1 day)
+0.59%
52-Week Range
GBX4124.00 - GBX7461.00
All Time High
GBX7461.00
About

Rio Tinto Group engages in exploring, mining, and processing mineral resources worldwide. The company operates through Iron Ore, Aluminium, Copper, and Minerals Segments. The Iron Ore segment engages in the iron ore mining, and salt and gypsum production in Western Australia. The Aluminum segment is involved in bauxite mining; and alumina refining, smelting, and recycling. The Copper segment enga… Read more