Company: RTNTF
Filing Date: 2025-03-10
Form Type: 424B2
Source: 0001104659-25-022024
Chunk: 5

Company: RIO TINTO LTD
Filing Date: 2025-03-10
Form: 424B2
Chunk 5
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 entities falling within Article 49 of the Order; and (c) other persons to whom it may otherwise lawfully be communicated under the Order (all such persons together referred to as “relevant persons”). Any investment or investment activity to which the document relates is available only in the UK to relevant persons and will be engaged in only with such persons, and it should not be relied on by any person who is not a relevant person.**

### WHERE YOU CAN FIND MORE INFORMATION
We incorporate by reference the documents below filed or furnished with the SEC by Rio Tinto plc and Rio Tinto Limited pursuant to the Securities Exchange Act of 1934 (the “Exchange Act”).

(i)

Annual Report on Form 20-F of Rio Tinto plc and Rio Tinto Limited for the year ended December 31, 2024 filed with the SEC on February 20, 2025; and

(ii)

any reports filed under Section 13(a), 13(c) or 15(d) of the Exchange Act and that, in the case of filings on Form 6-K, are identified in such filing as being incorporated into this prospectus supplement or the Base Prospectus.

The information that Rio Tinto files with the SEC, including future filings, automatically updates and supersedes information in documents filed at earlier dates. All information appearing in this prospectus supplement is qualified in its entirety by the information and financial statements, including the notes, contained in the documents that are incorporated by reference in this prospectus supplement. The documents incorporated by reference contain references and links to Rio Tinto’s website. Information on Rio Tinto’s website or any other website referenced in such documents is not incorporated into this prospectus supplement and should not be considered part of this prospectus supplement. Rio Tinto has included any website in this prospectus supplement and any document incorporated by reference herein as an inactive textual reference only.

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You can obtain copies of any of the documents incorporated by reference through Rio Tinto or the SEC. Documents incorporated by reference are available without charge, excluding all exhibits unless an exhibit has been specifically incorporated by reference into the Prospectus. You may obtain Rio Tinto documents incorporated by reference into the Prospectus, at no cost, by requesting them in writing or by telephone at the following addresses and telephone numbers:

| ​ | Rio Tinto LimitedLevel 43, 120 Collins StreetMelbourne, Victoria 3000AustraliaTel: 011-61-3-928