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Rio Tinto PLC

RIONYSEMetal MiningFiscal year ends December 31Also trades as RTPPF
Financials through fiscal 2025, year ended Dec 31, 2025Last filing: 20-F on Feb 19, 2026Score 9/30
$82.73+0.84 (+1.03%)

Close on Nov 2, 2026Market cap $103.91BP/E 13.6Yield –

Rio Tinto Oyu Tolgoi by Quarter

Oyu Tolgoi — Underground Copper Head Grade (% Cu) (%)

QuarterlyAnnual

Rio Tinto Oyu Tolgoi: 2.4% in Q3 2026, up 0.2 pts from a year earlier. That is the highest of the 19 quarters on record here.

Latest, Q3 2026
2.4%
Period ended Sep 30, 2026
Change on a year earlier
+0.2 pts
2.2% in Q3 2025
History
19 quarters
Since Q1 2022
Sources
15
Documents cited below

Where the Q3 2026 figure comes from

Source: Rio Tinto Investor Relations (2026-third-qor-production.xlsx) ↗

High-grade Hugo North underground block cave reached 2.36% Cu in Q3 2026 vs 0.43%–0.50% in open pit.

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedOyu Tolgoi — Underground Copper Head Grade (% Cu) (%)Year on yearSource
Q3 2026Sep 30, 20262.4%+0.2 ptsRio Tinto Investor Relations (2026-third-qor-production.xlsx) ↗
Q2 2026Jun 30, 20262.3%+0.1 ptsRio Tinto Investor Relations (2026-third-qor-production.xlsx) ↗
Q1 2026Mar 31, 20262.2%+0.1 ptsRio Tinto Investor Relations (2026-third-qor-production.xlsx) ↗
Q4 2025Dec 31, 20252.2%+0.2 ptsRio Tinto Investor Relations (2026-third-qor-production.xlsx) ↗
Q3 2025Sep 30, 20252.2%+0.1 ptsRio Tinto Investor Relations (2026-third-qor-production.xlsx) ↗
Q2 2025Jun 30, 20252.1%+0.1 ptsRio Tinto Investor Relations (2026-second-qor-production.xlsx) ↗
Q1 2025Mar 31, 20252.0%+0.4 ptsRio Tinto Investor Relations (2026-first-qor-production.xlsx) ↗
Q4 2024Dec 31, 20242.0%+0.4 ptsRio Tinto Investor Relations (2025-fourth-qor-production-tables-xlsx.xlsx) ↗
Q3 2024Sep 30, 20242.1%+0.3 ptsRio Tinto Investor Relations (2025-third-qor-production-tables-xlsx.xlsx) ↗
Q2 2024Jun 30, 20242.0%+0.5 ptsRio Tinto Investor Relations (2025-second-qor-production-tables-xlsx.xlsx) ↗
Q1 2024Mar 31, 20241.7%+0.3 ptsRio Tinto Investor Relations (2025-first-qor-xlsx.xlsx) ↗
Q4 2023Dec 31, 20231.6%+0.6 ptsRio Tinto Investor Relations (2024-4qor-xlsx.xlsx) ↗
Q3 2023Sep 30, 20231.7%+0.9 ptsRio Tinto Investor Relations (2024-3qor-xls.xlsx) ↗
Q2 2023Jun 30, 20231.6%+1.0 ptsRio Tinto Investor Relations (2024-2qor-xlsx.xlsx) ↗
Q1 2023Mar 31, 20231.4%+1.0 ptsRio Tinto Investor Relations (rt-2024-q1qor-xls.xlsx) ↗
Q4 2022Dec 31, 20221.0%–Rio Tinto Investor Relations (rt-2023-4qor-xlsx.xlsx) ↗

Cite this data

StockData. (2026). Rio Tinto Oyu Tolgoi (%), quarterly Q1 2022–Q3 2026 [Data set]. Compiled from Rio Tinto SEC filings and investor materials. https://stockdatahq.com/stocks/rio/kpis/ops-ot-grade-ug-cu-pct

See every metric in the Rio Tinto KPI table. Data updated Nov 1, 2026.