Rio Tinto PLC

Major Shareholding Notification • Oct 9, 2025

National Storage Mechanism | Additional information

RNS Number : 7668C

Rio Tinto PLC

09 October 2025

TR-1: S tandard form for notification of major holdings

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the FCA in Microsoft Word format if possible) i
1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached ii :			Rio Tinto PLC
1b. Please indicate if the issuer is a non-UK issuer  (please mark with an "X" if appropriate)
Non-UK issuer
2. Reason for the notification (please mark the appropriate box or boxes with an "X")
An acquisition or disposal of voting rights						X
An acquisition or disposal of financial instruments
An event changing the breakdown of voting rights
Other (please specify)iii:
3. Details of person subject to the notification obligation iv
Name			AustralianSuper Pty Ltd
City and country of registered office (if applicable)			Melbourne, Australia
4. Full name of shareholder(s) (if different from 3.) v
Name			JPMorgan Nominees Australia Ltd
City and country of registered office (if applicable)			Sydney, Australia
5. Date on which the threshold was crossed or reached vi :			07/10/2025
6. Date on which issuer notified (DD/MM/YYYY):			09/10/2025
7. Total positions of person(s) subject to the notification obligation
	% of voting rights attached to shares (total of 8. A)	% of voting rights through financial instruments (total of 8.B 1 + 8.B 2)		Total of both in % (8.A + 8.B)	Total number of voting rights held in issuer vii
Resulting situation on the date on which threshold was crossed or reached	4.014773%			4.014773%	50,351,535
Position of previous notification (if applicable)	3.009337%			3.009337%	37,704,651

8. Notified details of the resulting situation on the date on which the threshold was crossed or reached viii
A: Voting rights attached to shares
Class/type of shares ISIN code (if possible)	Number of voting rights ix		% of voting rights
Direct (DTR5.1)	Indirect (DTR5.2.1)	Direct (DTR5.1)	Indirect (DTR5.2.1)
Equity: GB0007188757	50,189,289	NIL	4.00183%	NIL
ADR: US7672041008	162,246	NIL	0.01293%	NIL
SUBTOTAL 8. A	50,351,535		4.01476%

B 1: Financial Instruments according to DTR5.3.1R (1) (a)
Type of financial instrument	Expiration date x	Exercise/ Conversion Period xi	Number of voting rights that may be acquired if the instrument is exercised/converted.	% of voting rights
		SUBTOTAL 8. B 1

B 2: Financial Instruments with similar economic effect according to DTR5.3.1R (1) (b)
Type of financial instrument	Expiration date x	Exercise/ Conversion Period xi	Physical or cash settlement xii	Number of voting rights	% of voting rights
			SUBTOTAL 8.B.2

9. Information in relation to the person subject to the notification obligation (please mark the applicable box with an "X")
Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer xiii				X
Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entity xiv (please add additional rows as necessary)
Name xv	% of voting rights if it equals or is higher than the notifiable threshold	% of voting rights through financial instruments if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold
10. In case of proxy voting, please identify:
Name of the proxy holder
The number and % of voting rights held
The date until which the voting rights will be held
11. Additional information xvi

Place of completion	Melbourne
Date of completion	09/10/2025

LEI: 213800YOEO5OQ72G2R82

Classification: 2.3: Major shareholding notifications

Contacts

Please direct all enquiries to [email protected]

### Media Relations, ### United Kingdom Matthew Klar   M +44 7796 630 637   David Outhwaite M +44 7787 597 493	### Media Relations, ### Australia Matt Chambers M +61 433 525 739 Bruce Tobin   M +61 419 103 454 Rachel Pupazzoni M +61 438 875 469	### Media Relations, ### Canada Simon Letendre M +1 514 796 4973 Malika Cherry M +1 418 592 7293 Vanessa Damha M +1 514 715 2152
### Investor Relations, ### United Kingdom Rachel Arellano M: +44 7584 609 644 David Ovington M +44 7920 010 978 Laura Brooks     M +44 7826 942 797   Weiwei Hu    M +44 7825 907 230	### Investor Relations, ### Australia Tom Gallop M +61 439 353 948 Phoebe Lee   M +61 413 557 780	### Media Relations, ### US and Latin America Jesse Riseborough   M +1 202 394 9480
### Rio Tinto plc 6 St James's Square London SW1Y 4AD United Kingdom T +44 20 7781 2000 Registered in England No. 719885	### Rio Tinto Limited Level 43, 120 Collins Street Melbourne 3000 Australia T +61 3 9283 3333 Registered in Australia ABN 96 004 458 404

This announcement is authorised for release to the market by Andy Hodges, Rio Tinto's Group Company Secretary.

riotinto.com

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