Rio Tinto Limited (ASX:RIO): How Are Copper Growth and Kangwinan Shaping 2026?

Aditi Sarkar

29 October 2026 03:15 PM AEDT

Rio Tinto Limited (ASX:RIO): How Are Copper Growth and Kangwinan Shaping 2026?

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Highlights

Rio Tinto (ASX:RIO) reported third-quarter global iron ore sales of 90.8 Mt, up 3% YoY.
Oyu Tolgoi copper production rose 27% YoY in Q3 2026 and 29% over the first nine months.
H1 2026 underlying EBITDA increased 28% YoY to US$14.8 billion, with operating cash flow of US$9.2 billion.
Rio Tinto approved US$1.9 billion for Kangwinan, targeting first bauxite production in 2029.

Rio Tinto Limited produces iron ore, copper, aluminium, lithium and other minerals through operations spanning Australia and international markets. Its October 2026 updates covered increased iron ore sales, copper expansion at Oyu Tolgoi and a new investment commitment for bauxite production in Queensland. Rio Tinto (ASX:RIO) shares traded at AUD 149.78 on 29 October 2026, down 0.53% during the session. Alongside these operational developments, attention remains on production guidance, project execution and the relationship between commodity prices, cash generation and capital expenditure.

Company Business

Rio Tinto (ASX:RIO) operates an integrated Pilbara iron ore network of mines, railways and ports in Western Australia. Its international iron ore exposure includes the Simandou project in Guinea and the Iron Ore Company of Canada. The group also produces copper from operations including Oyu Tolgoi in Mongolia and Kennecott in the United States, with interests in other copper assets.

Its aluminium value chain encompasses bauxite mining, alumina refining and aluminium smelting. Australian bauxite production includes Weipa in Queensland, while lithium activities extend across South America and other jurisdictions. This commodity mix exposes revenue and costs to different end markets, transport systems, processing requirements and regulatory regimes.

Recent Development

In its 14 October third-quarter review, Rio Tinto (ASX:RIO) reported global iron ore production of 89.7 million tonnes, 2% higher year on year, and global iron ore sales of 90.8 million tonnes, 3% higher. Pilbara iron ore production was 83.4 million tonnes, down 1%, whereas Pilbara sales reached 85.7 million tonnes, up 2%. Consolidated copper output was 205 thousand tonnes, unchanged year on year.

Oyu Tolgoi copper production increased 27% year on year in the quarter and 29% over nine months. Simandou achieved an annualised iron ore production rate of approximately 10 million tonnes during the quarter on a 100% basis; its ramp-up toward 60 million tonnes annually remains targeted for the second half of 2028.

On 23 October, Rio Tinto announced a US$1.9 billion investment in the Kangwinan bauxite project near Weipa. The planned 20-million-tonne annual production capacity is intended to replace declining output from Andoom and support Weipa operations. First production is targeted for 2029, with full production expected by 2032. Planned works include a conveyor, stockyard expansion and wharf modifications.

Financial Performance and Sector Context

For the six months ended 30 June 2026, Rio Tinto (ASX:RIO) recorded consolidated sales revenue of US$31.03 billion, up 15% year on year. Underlying EBITDA rose 28% to US$14.83 billion, while profit attributable to owners increased 47% to US$6.66 billion. Underlying earnings reached US$6.85 billion, compared with US$4.81 billion in the prior corresponding period.

Operating cash flow rose 32% to US$9.17 billion and free cash flow increased 75% to US$3.83 billion. Net debt at 30 June was US$14.06 billion, compared with US$14.36 billion at the end of December 2025. The interim ordinary dividend was US$2.11 per share. Prices for iron ore, copper and aluminium, along with energy, freight and processing costs, remain relevant to margins and cash flow.

Risks to Consider

Rio Tinto (ASX:RIO) is exposed to commodity price cycles, operational interruptions, cost inflation and movements in foreign exchange rates. Large projects such as Simandou and Kangwinan carry construction, logistics, environmental, permitting and commissioning risks. Copper output can fluctuate with mine sequencing and equipment reliability. Relationships with local communities and Traditional Owners, workplace safety and the availability of suitable energy arrangements also influence project execution.

What to Watch Next

The company retained 2026 global iron ore sales guidance of 343–366 million tonnes and Pilbara sales guidance of 323–338 million tonnes in its October review. Consolidated copper guidance remained 800–870 thousand tonnes. Subsequent production reports will show progress against those ranges. Other milestones include the Simandou ramp-up, Kangwinan construction activity from 2027, lithium output and the company’s stated productivity programme, which targets a US$1.8 billion annualised benefit run-rate by the end of 2026.

Key Insights

Rio Tinto (ASX:RIO) reported higher third-quarter global iron ore sales and continued production growth at Oyu Tolgoi, while the Kangwinan approval added a longer-term bauxite replacement project. Its first-half financial results showed increased revenue, earnings and operating cash flow. The next measurable factors are full-year volume delivery, capital expenditure and the schedules of major mining developments.

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