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Rio Tinto

RIO
67
Industrial Materials · Basic Materials
Also trades as: RIO.AX · RIO.L
Exchange
New York Stock Exchange
Winston Score
67
Winston is curious
A decent business — some strong pillars, some weaker.
Data as of Aug 23, 2026 · filings through Jun 30, 2026
How the score breaks down
Quality
Good
Growth
Good
Cash Flow
Strong
Stability
Exceptional
Valuation
Strong
Dividends
Good

Winston Score History

The full picture

Rio Tinto is one of the largest mining companies in the world. It digs up raw materials from the earth and sells them to manufacturers and governments. Its biggest product is iron ore, which steelmakers use to build cars, buildings, and infrastructure. It also mines copper, aluminum, lithium, and other minerals used in electronics and clean energy products.

Rio Tinto earns money by selling these mined commodities on global markets, so its revenue rises and falls with commodity prices. The company operates mines and processing facilities across Australia, Canada, the United States, Africa, and other regions, generating over $50 billion in annual revenue. Its competitive advantage comes from owning large, low-cost mines that are expensive and difficult for rivals to replicate. The biggest risk the company faces is falling commodity prices, particularly iron ore, which still accounts for the majority of its earnings. Growing demand for copper and lithium tied to electric vehicles and clean energy represents its clearest long-term growth opportunity.

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Growth Profile

When traditional metrics don't capture the full picture, these are the signals growth stock investors use instead.

Revenue Growth

+14.5% YoY

YoY Growth Rate

Steady revenue growth

EPS Growth

+45.9% YoY

YoY Growth Rate

EPS growth accelerating

Insider Activity

11.9%ownership

Flat

Insider ownership roughly steady over the past year

Cash Position

Cash flow positive

$18.2B cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

Company generates more cash than it spends — no dilution risk from fundraising

Growth + cash flow

Rio Tinto is a rare growth stock that's already generating positive cash flow while growing at 14%. The Winston Score doesn't fully credit this transition from "burner" to "earner."

The Winston Score above measures business quality today. Growth stocks often score lower because they invest in the future rather than maximising current profits. These metrics show what matters most for evaluating that future.

Score breakdown

Every number that matters to educated investors.

Each metric is explained in plain language so you know exactly what you're looking at. Start your free trial now.

Quality

Profit per sale
Gross Margin
28.0%
Modest — 28.0% gross margin
Profit after running costs
Operating Margin
28.0%
Excellent — 28.0% operating margin
Return on the money invested
ROCE
18.8%
Strong — 18.8% return on capital

ROIC between 15% and 25%. Every dollar invested in the business earns 15 to 25 cents back per year.

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Growth

Sales growth
Sales YoY
+14.3%
Fast-growing sales (+14.3% YoY)
Profit growth
EPS YoY
+17.0%
Earnings growing fast (+17.0% YoY)

Healthy double-digit earnings growth — what compounders look like.

How steady the profit is
EPS Consistency
4/8 quarters
Earnings inconsistent quarter-to-quarter

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Cash Flow

Profit that turns into cash
Cash Conversion
159%
Turns 159% of profit into real cash
Spare cash per sale
FCF Margin
9.3%
Modest free cash flow (9.3%)

FCF margin between 0% and 10%. Some cash from sales, but not a lot.

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Stability

What it owes vs what it owns
Debt / Equity
0.33
Conservative — low debt load (0.33)
Covers its interest
Interest Cover
17.42x
Comfortably covers interest (17.4x)

Interest coverage above 8. Profits cover interest many times over.

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Valuation

Price vs profit
P/E Ratio (TTM)
14.0x
no trend
Attractive valuation — P/E 14.0

P/E in the normal range. Price is roughly $15 for every $1 of yearly profit.

Cheaper or dearer next year
P/E vs Forward
+2.1
GROWING
Earnings expected to grow — slightly cheaper on forward P/E

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Dividends

Dividend
Dividend Yield
4.21%
no trend
Healthy income — 4.21% yield

Generous yield. Worth checking whether the payout is sustainable.

Dividend record
Dividend Growth
-17.7%
no trend
Dividend cut (-17.7% YoY) — warning sign

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