REG - Rio Tinto - Form 8 (Opening Position Disclosure) Amendment
29/01/2026 14:30
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RNS Number : 9666Q Rio Tinto PLC 29 January 2026
FORM 8 (OPD)
PUBLIC OPENING POSITION DISCLOSURE BY A PARTY TO AN OFFER
Rules 8.1 and 8.2 of the Takeover Code (the "Code")
Amendment: This form amends RNS 8658P published at 07:15 on 22 January 2026.
Please refer to sections 3(a), 3(d), 3(e) and 3(f).
1. KEY INFORMATION
(a) Full name of discloser: Rio Tinto plc and Rio Tinto Limited
(b) Owner or controller of interests and short positions disclosed, if N/A
different from 1(a):
The naming of nominee or vehicle companies is insufficient. For a
trust, the trustee(s), settlor and beneficiaries must be named.
(c) Name of offeror/offeree in relation to whose relevant securities this form Rio Tinto plc and Rio Tinto Limited
relates:
Use a separate form for each offeror/offeree
(d) Is the discloser the offeror or the offeree? OFFEROR
(e) Date position held: 16 January 2026
The latest practicable date prior to the disclosure
(f) In addition to the company in 1(c) above, is the discloser making YES
disclosures in respect of any other party to the offer?
If it is a cash offer or possible cash offer, state "N/A"
2. POSITIONS OF THE PARTY TO THE OFFER MAKING THE DISCLOSURE
If there are positions or rights to subscribe to disclose in more than one
class of relevant securities of the offeror or offeree named in 1(c), copy
table 2(a) or (b) (as appropriate) for each additional class of relevant
security.
(a) Interests and short positions in the relevant securities of the
offeror or offeree to which the disclosure relates
Class of relevant security: Rio Tinto plc 10p ordinary;
Rio Tinto plc ADR; and
Rio Tinto Limited ordinary
Interests Short positions
Number % Number %
(1) Relevant securities owned and/or controlled: Nil Nil Nil Nil
(2) Cash-settled derivatives: Nil Nil Nil Nil
(3) Stock-settled derivatives (including options) and agreements to Nil Nil Nil Nil
purchase/sell:
Nil Nil Nil Nil
TOTAL:
All interests and all short positions should be disclosed.
Details of any open stock-settled derivative positions (including traded
options), or agreements to purchase or sell relevant securities, should be
given on a Supplemental Form 8 (Open Positions).
Details of any securities borrowing and lending positions or financial
collateral arrangements should be disclosed on a Supplemental Form 8 (SBL).
(b) Rights to subscribe for new securities
Class of relevant security in relation to which subscription right exists: None
Details, including nature of the rights concerned and relevant percentages: None
3. POSITIONS OF PERSONS ACTING IN CONCERT WITH THE PARTY TO
THE OFFER MAKING THE DISCLOSURE
Details of any interests, short positions and rights to subscribe (including
directors' and other employee options) of any person acting in concert with
the party to the offer making the disclosure:
(a) Shares in Rio Tinto plc and Rio Tinto Limited held by the directors
(including their close relatives and related trusts) of Rio Tinto plc or Rio
Tinto Limited.
Name Class of relevant security Shares held Percentage*
Peter Cunningham** Rio Tinto plc 10p ordinary 79,211 0.00%
Ngaire Woods Rio Tinto plc 10p ordinary 2,199 0.00%
Dean Dalla Valle Rio Tinto Limited ordinary 1,885 0.00%
Ben Wyatt Rio Tinto Limited ordinary 900 0.00%
Sharon Thorne Rio Tinto plc 10p ordinary 2,593 0.00%
James Calvin O'Rourke Rio Tinto plc 10p ordinary 3,000 0.00%
Jennifer Nason Rio Tinto plc 10p ordinary 2,100 0.00%
Susan Lloyd-Hurwitz Rio Tinto Limited ordinary 2,458 0.00%
Simon Callas Trott Rio Tinto plc 10p ordinary 7,671 0.00%
Simon Callas Trott Rio Tinto Limited ordinary 32,351 0.00%
Dominic Barton Rio Tinto Limited ordinary 12,700 0.00%
*Percentages have been given to two decimal places and are calculated on the
basis of Rio Tinto plc having 1,254,292,412 ordinary shares in issue and Rio
Tinto Limited having 371,216,214 ordinary shares in issue.
**Includes 14,955 shares held by Peter Cunningham's close relative
(b) Shares in Rio Tinto plc and Rio Tinto Limited held by connected advisers
Name Class of relevant security Shares held Percentage
J.P. Morgan Mansart Management Limited Rio Tinto plc 10p ordinary 316,201 0.02%
J.P. Morgan Structured Products B.V. Rio Tinto plc 10p ordinary 84,944 0.00%
Former employees who are connected advisers for the purpose of the Code Rio Tinto plc 10p ordinary 10,231 0.00%
Former employees who are connected advisers for the purpose of the Code Rio Tinto Limited ordinary 57,556 0.01%
(c) Shares in Rio Tinto plc and Rio Tinto Limited held by employee benefit
trusts of Rio Tinto plc and Rio Tinto Limited.
Name Class of relevant security Shares held Percentage
UK Share Plan Rio Tinto plc 10p ordinary 188,984 0.01%
Rio Tinto plc Canadian EST Rio Tinto plc 10p ordinary 183,605 0.01%
Rio Tinto plc ESOT Rio Tinto plc 10p ordinary 512,388 0.04%
Rio Tinto Limited EST Rio Tinto Limited ordinary 147,012 0.03%
Rio Tinto Limited Canadian EST Rio Tinto Limited ordinary 52,947 0.01%
(d) Interests in Rio Tinto plc held as options or awards under the share
plans of Rio Tinto plc by the directors of Rio Tinto plc or Rio Tinto Limited.
Name Scheme Number of Rio Tinto plc shares under award Allocation Date Strike price / cost basis (GBP) Vesting Date/ Expiry Date
Peter Cunningham Bonus Deferral Award 8415 20 March 2024 0 1 December 2026
Bonus Deferral Award 7907 19 March 2025 0 1 December 2027
Global Employee Share Plan 6.13705 17 January 2023 0 17 April 2026
Global Employee Share Plan 6.7539 17 April 2023 0 17 April 2026
Global Employee Share Plan 7.34187 17 July 2023 0 17 July 2026
Global Employee Share Plan 7.27759 17 October 2023 0 17 October 2026
Global Employee Share Plan 7.03477 17 January 2024 0 17 January 2027
Global Employee Share Plan 6.92935 17 April 2024 0 17 April 2027
Global Employee Share Plan 7.36832 17 July 2024 0 17 July 2027
Global Employee Share Plan 7.57033 17 October 2024 0 17 October 2027
Global Employee Share Plan 7.46947 17 January 2025 0 17 January 2028
Global Employee Share Plan 8.54717 17 April 2025 0 17 April 2028
Global Employee Share Plan 8.46263 17 July 2025 0 17 July 2028
Global Employee Share Plan 7.40171 17 October 2025 0 17 October 2028
Equity Incentive Plan 9564 18 March 2021 0 31 July 2026
Equity Incentive Plan 50,405 23 March 2022 0 22 February 2027
Equity Incentive Plan 71,195 09 May 2024 0 22 February 2027
Equity Incentive Plan 55,134 22 March 2023 0 21 February 2028
Equity Incentive Plan 76,299 19 March 2025 0 21 February 2028
Simon Trott Equity Incentive Plan 49,571 18 March 2021 0 31 July 2026
(e) Interests in Rio Tinto Limited held as options or awards under the share
plans of Rio Tinto Limited by the directors of Rio Tinto plc or Rio Tinto
Limited.
Name Scheme Number of Rio Tinto plc shares under award Allocation Date Strike price / cost basis (AUD) Vesting Date/ Expiry Date
Simon Trott Bonus Deferral Award 7,027 20 March 2024 0 1 December 2026
Bonus Deferral Award 5,741 19 March 2025 0 1 December 2027
Equity Incentive Plan 38,204 23 March 2022 0 22 February 2027
Equity Incentive Plan 52,091 09 May 2024 0 22 February 2027
Equity Incentive Plan 44,488 22 March 2023 0 21 February 2028
Equity Incentive Plan 57,851 19 March 2025 0 21 February 2028
(f) Interests in Rio Tinto plc held as options or awards under the share
plans of Rio Tinto plc by connected advisers.
Name Scheme Number of Rio Tinto plc shares under award Allocation Date Strike price / cost basis (GBP) Vesting Date/ Expiry Date
Former employees who are connected advisers for the purpose of the Code Equity Incentive Plan 2797 18 March 2021 0 20 February 2026
Equity Incentive Plan 2186 23 March 2022 0 22 February 2027
Equity Incentive Plan 2258 09 May 2024 0 22 February 2027
Equity Incentive Plan 1369 22 March 2023 0 21 February 2028
*Percentages have been given to two decimal places and are calculated on the
basis of Rio Tinto plc having 1,254,292,412 ordinary shares in issue and Rio
Tinto Limited having 371,216,214 ordinary shares in issue.
**Includes 14,955 shares held by Peter Cunningham's close relative
(b) Shares in Rio Tinto plc and Rio Tinto Limited held by connected advisers
Name Class of relevant security Shares held Percentage
J.P. Morgan Mansart Management Limited Rio Tinto plc 10p ordinary 316,201 0.02%
J.P. Morgan Structured Products B.V. Rio Tinto plc 10p ordinary 84,944 0.00%
Former employees who are connected advisers for the purpose of the Code Rio Tinto plc 10p ordinary 10,231 0.00%
Former employees who are connected advisers for the purpose of the Code Rio Tinto Limited ordinary 57,556 0.01%
(c) Shares in Rio Tinto plc and Rio Tinto Limited held by employee benefit
trusts of Rio Tinto plc and Rio Tinto Limited.
Name Class of relevant security Shares held Percentage
UK Share Plan Rio Tinto plc 10p ordinary 188,984 0.01%
Rio Tinto plc Canadian EST Rio Tinto plc 10p ordinary 183,605 0.01%
Rio Tinto plc ESOT Rio Tinto plc 10p ordinary 512,388 0.04%
Rio Tinto Limited EST Rio Tinto Limited ordinary 147,012 0.03%
Rio Tinto Limited Canadian EST Rio Tinto Limited ordinary 52,947 0.01%
(d) Interests in Rio Tinto plc held as options or awards under the share
plans of Rio Tinto plc by the directors of Rio Tinto plc or Rio Tinto Limited.
Name Scheme Number of Rio Tinto plc shares under award Allocation Date Strike price / cost basis (GBP) Vesting Date/ Expiry Date
Peter Cunningham Bonus Deferral Award 8415 20 March 2024 0 1 December 2026
Bonus Deferral Award 7907 19 March 2025 0 1 December 2027
Global Employee Share Plan 6.13705 17 January 2023 0 17 April 2026
Global Employee Share Plan 6.7539 17 April 2023 0 17 April 2026
Global Employee Share Plan 7.34187 17 July 2023 0 17 July 2026
Global Employee Share Plan 7.27759 17 October 2023 0 17 October 2026
Global Employee Share Plan 7.03477 17 January 2024 0 17 January 2027
Global Employee Share Plan 6.92935 17 April 2024 0 17 April 2027
Global Employee Share Plan 7.36832 17 July 2024 0 17 July 2027
Global Employee Share Plan 7.57033 17 October 2024 0 17 October 2027
Global Employee Share Plan 7.46947 17 January 2025 0 17 January 2028
Global Employee Share Plan 8.54717 17 April 2025 0 17 April 2028
Global Employee Share Plan 8.46263 17 July 2025 0 17 July 2028
Global Employee Share Plan 7.40171 17 October 2025 0 17 October 2028
Equity Incentive Plan 9564 18 March 2021 0 31 July 2026
Equity Incentive Plan 50,405 23 March 2022 0 22 February 2027
Equity Incentive Plan 71,195 09 May 2024 0 22 February 2027
Equity Incentive Plan 55,134 22 March 2023 0 21 February 2028
Equity Incentive Plan 76,299 19 March 2025 0 21 February 2028
Simon Trott Equity Incentive Plan 49,571 18 March 2021 0 31 July 2026
(e) Interests in Rio Tinto Limited held as options or awards under the share
plans of Rio Tinto Limited by the directors of Rio Tinto plc or Rio Tinto
Limited.
Name Scheme Number of Rio Tinto plc shares under award Allocation Date Strike price / cost basis (AUD) Vesting Date/ Expiry Date
Simon Trott Bonus Deferral Award 7,027 20 March 2024 0 1 December 2026
Bonus Deferral Award 5,741 19 March 2025 0 1 December 2027
Equity Incentive Plan 38,204 23 March 2022 0 22 February 2027
Equity Incentive Plan 52,091 09 May 2024 0 22 February 2027
Equity Incentive Plan 44,488 22 March 2023 0 21 February 2028
Equity Incentive Plan 57,851 19 March 2025 0 21 February 2028
(f) Interests in Rio Tinto plc held as options or awards under the share
plans of Rio Tinto plc by connected advisers.
Name Scheme Number of Rio Tinto plc shares under award Allocation Date Strike price / cost basis (GBP) Vesting Date/ Expiry Date
Former employees who are connected advisers for the purpose of the Code Equity Incentive Plan 2797 18 March 2021 0 20 February 2026
Equity Incentive Plan 2186 23 March 2022 0 22 February 2027
Equity Incentive Plan 2258 09 May 2024 0 22 February 2027
Equity Incentive Plan 1369 22 March 2023 0 21 February 2028
Details of any open stock-settled derivative positions (including traded
options), or agreements to purchase or sell relevant securities, should be
given on a Supplemental Form 8 (Open Positions).
Details of any securities borrowing and lending positions or financial
collateral arrangements should be disclosed on a Supplemental Form 8 (SBL).
4. OTHER INFORMATION
(a) Indemnity and other dealing arrangements
Details of any indemnity or option arrangement, or any agreement or
understanding, formal or informal, relating to relevant securities which may
be an inducement to deal or refrain from dealing entered into by the party to
the offer making the disclosure or any person acting in concert with it:
Irrevocable commitments and letters of intent should not be included. If there
are no such agreements, arrangements or understandings, state "none"
None
(b) Agreements, arrangements or understandings relating to
options or derivatives
Details of any agreement, arrangement or understanding, formal or informal,
between the party to the offer making the disclosure, or any person acting in
concert with it, and any other person relating to:
(i) the voting rights of any relevant securities under any option; or
(ii) the voting rights or future acquisition or disposal of any relevant
securities to which any derivative is referenced:
If there are no such agreements, arrangements or understandings, state "none"
None
(c) Attachments
Are any Supplemental Forms attached?
Supplemental Form 8 (Open Positions) NO
Supplemental Form 8 (SBL) NO
Date of disclosure: 29 January 2026
Contact name: Andy Hodges
Telephone number: +44 (0)7831 123908
Public disclosures under Rule 8 of the Code must be made to a Regulatory
Information Service.
The Panel's Market Surveillance Unit is available for consultation in relation
to the Code's disclosure requirements on +44 (0)20 7638 0129.
The Code can be viewed on the Panel's website at www.thetakeoverpanel.org.uk
(http://www.thetakeoverpanel.org.uk/) .
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