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Rio Tinto Plc Common Stock (RIO)

Shares Out (Basic)

1.63B

Quarterly · Period ending: Jun 30, 2026

RIO Shares Out (Basic)

Latest reported1.62Bperiod endingDec 31, 2025

Latest reported1.62Bperiod endingDec 31, 2025

RIO FY Shares Out (Basic) (2.35B → 1.62B)

Annual shares out (basic)

High-resolution chart · PNG

RIO shares out (basic) history

Annual fiscal periods. Dates are reporting period ends; fiscal years can differ from calendar years.

Rio Tinto Plc Common Stock Shares Out (Basic) — Annual fiscal periods
Period ending	Shares Out (Basic)
Dec 31, 2025	1,624,000,000
Dec 31, 2024	1,623,100,000
Dec 31, 2023	1,621,400,000
Dec 31, 2022	1,619,800,000
Dec 31, 2021	1,618,400,000
Dec 31, 2020	1,617,400,000
Dec 31, 2019	1,630,100,000
Dec 31, 2018	1,719,300,000
Dec 31, 2017	1,786,700,000
Dec 31, 2016	1,797,300,000
Dec 31, 2015	1,823,157,894
Dec 31, 2014	1,848,400,000
Dec 31, 2013	1,847,300,000
Dec 31, 2012	1,849,100,000
Dec 31, 2011	1,923,100,000
Dec 31, 2010	1,960,848,734
Dec 31, 2009	1,763,600,000
Dec 31, 2008	1,900,606,050
Dec 31, 2007	1,556,460,900
Dec 31, 2006	1,614,080,700
Dec 31, 2005	1,656,456,967
Dec 31, 2004	1,669,183,814
Dec 31, 2003	1,668,069,000
Dec 31, 2002	1,668,069,000
Dec 31, 2001	1,668,069,000
Dec 31, 2000	1,662,016,500
Dec 31, 1999	1,658,385,000
Dec 31, 1998	1,682,595,000
Dec 31, 1997	1,668,069,000
Dec 31, 1996	1,668,069,000
Dec 31, 1995	1,689,858,000
Dec 31, 1994	1,668,069,000
Dec 31, 1993	1,668,069,000
Dec 31, 1992	1,668,069,000
Dec 31, 1991	1,668,069,000
Dec 31, 1990	1,668,069,000
Dec 31, 1989	1,668,069,000
Dec 31, 1988	1,668,069,000
Dec 31, 1987	1,668,069,000
Dec 31, 1986	2,345,343,750
Dec 31, 1985	2,345,343,750

Data is provided for informational purposes only and does not constitute investment advice. Past performance is not indicative of future results.