[6-K] RIO TINTO PLC Current Report (Foreign Issuer)

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13A-16 OR 15D-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

December 4, 2025

Commission file number: 001-10533			Commission file number: 001-34121
Rio Tinto plc			Rio Tinto Limited
			ABN 96 004 458 404
(Translation of registrant’s name into English)			(Translation of registrant’s name into English)
6 St. James’s Square			Level 43, 120 Collins Street
London, SW1Y 4AD, United Kingdom			Melbourne, Victoria 3000, Australia
(Address of principal executive offices)			(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒ Form 40-F ☐

EXHIBITS

99.1Stock Exchange announcement dated 4 December 2025 entitled ‘Stronger, sharper and simpler Rio Tinto to deliver leading returns’.

99.2Presentation slides dated 4 December 2025 entitled ‘Capital Markets Day’.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrants have duly caused this report to be signed on their behalf by the undersigned, thereunto duly authorised.

Rio Tinto plc						Rio Tinto Limited
(Registrant)						(Registrant)
By			/s/ Andrew Hodges			By			/s/ Tim Paine
Name			Andrew Hodges			Name			Tim Paine
Title			Company Secretary			Title			Company Secretary
Date			4 December 2025			Date			4 December 2025