<div id="readability-page-1"><div>RNS Number : 4237P Citigroup Global Markets Limited 19 January 2026 PUBLIC DEALING DISCLOSURE BY AN EXEMPT PRINCIPAL TRADER WITHRECOGNISED INTERMEDIARY STATUS DEALING IN A CLIENT-SERVING CAPACITYRule 8.5 of the Takeover Code (the &#34;Code&#34;)1. KEY INFORMATION<div><table><tbody><tr><td>(a) Name of exempt principal trader:</td><td>Citigroup Global Markets Limited</td></tr><tr><td>(b) Name of offeror/offeree in relation to whose relevant securities this form relates: Use a separate form for each offeror/offeree</td><td>Rio Tinto plc and Rio Tinto Limited</td></tr><tr><td>(c) Name of the party to the offer with which exempt principal trader is connected:</td><td>Glencore plc</td></tr><tr><td>(d) Date dealing undertaken:</td><td>16 January 2026</td></tr><tr><td>(e) In addition to the company in 1(b) above, is the exempt principal trader making disclosures in respect of any other party to this offer? If it is a cash offer or possible cash offer, state &#34;N/A&#34;</td><td>Glencore plc</td></tr></tbody></table></div>2. DEALINGS BY THE EXEMPT PRINCIPAL TRADERWhere there have been dealings in more than one class of relevant securities of the offeror or offeree named in 1(b), copy table 2(a), (b), (c) or (d) (as appropriate) for each additional class of relevant security dealt in.The currency of all prices and other monetary amounts should be stated.(a) Purchases and sales<div><table><tbody><tr><td>Class of relevant security</td><td>Purchases/ sales</td><td>Total number of securities</td><td>Highest price per unit paid/received</td><td>Lowest price per unit paid/received</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>Purchase</td><td>294,917</td><td>GBP 64.0064</td><td>GBP 62.8700</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>Sale</td><td>276,613</td><td>GBP 64.0000</td><td>GBP 62.8800</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>Sale</td><td>4,314</td><td>USD 84.9277</td><td>USD 84.9277</td></tr><tr><td>Rio Tinto plc ADR</td><td>Purchase</td><td>214</td><td>USD 85.0933</td><td>USD 84.7853</td></tr><tr><td>Rio Tinto plc ADR</td><td>Sale</td><td>214</td><td>USD 85.0933</td><td>USD 84.7853</td></tr><tr><td>Rio Tinto Limited ordinary</td><td>Purchase</td><td>65,317</td><td>AUD 149.0737</td><td>AUD 147.5930</td></tr><tr><td>Rio Tinto Limited ordinary</td><td>Sale</td><td>61,952</td><td>AUD 149.0737</td><td>AUD 147.5930</td></tr></tbody></table></div>(b) Cash-settled derivative transactions<div><table><tbody><tr><td>Class of relevant security</td><td>Product description e.g. CFD</td><td>Nature of dealing e.g. opening/closing a long/short position, increasing/reducing a long/short position</td><td>Number of reference securities</td><td>Price per unit</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Short Position</td><td>700</td><td>GBP 63.4526</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Increasing Short Position</td><td>6,267</td><td>GBP 63.4156</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>6,267</td><td>GBP 63.4156</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Increasing Short Position</td><td>9,408</td><td>GBP 63.4604</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>9,408</td><td>GBP 63.4604</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Increasing Long Position</td><td>28,652</td><td>GBP 63.4601</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Short Position</td><td>28,652</td><td>GBP 63.4601</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Increasing Short Position</td><td>8,515</td><td>GBP 63.4713</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Short Position</td><td>15</td><td>GBP 63.3300</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Short Position</td><td>739</td><td>GBP 63.3852</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Short Position</td><td>18</td><td>GBP 63.4598</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Short Position</td><td>5,016</td><td>GBP 63.5502</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Short Position</td><td>7</td><td>GBP 63.9981</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>33</td><td>GBP 63.4930</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>353</td><td>GBP 63.4933</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Increasing Short Position</td><td>6,480</td><td>GBP 63.4700</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Increasing Short Position</td><td>5,184</td><td>GBP 63.4700</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Increasing Short Position</td><td>8,996</td><td>GBP 63.4700</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>384</td><td>GBP 63.4700</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>3,662</td><td>GBP 63.4827</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>2,612</td><td>GBP 63.4827</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>207</td><td>GBP 63.4827</td></tr><tr><td>Rio Tinto plc 10p ordinary</td><td>TRS</td><td>Increasing Short Position</td><td>11</td><td>GBP 63.4700</td></tr><tr><td>Rio Tinto Limited ordinary</td><td>TRS</td><td>Reducing Long Position</td><td>3,365</td><td>AUD 148.2500</td></tr></tbody></table></div>(c) Stock-settled derivative transactions (including options)(i) Writing, selling, purchasing or varying<ul><li>Class of relevant security</li><li>Product description e.g. call option</li><li>Writing, purchasing, selling, varying etc.</li><li>Number of securities to which option relates</li><li>Exercise price per unit</li><li>Type e.g. American, European etc.</li><li>Expiry date</li><li>Option money paid/ received per unit</li></ul>(ii) Exercise<ul><li>Class of relevant security</li><li>Product description e.g. call option</li><li>Exercising/ exercised against</li><li>Number of securities</li><li>Exercise price per unit</li></ul>(d) Other dealings (including subscribing for new securities)<ul><li>Class of relevant security</li><li>Nature of dealing e.g. subscription, conversion</li><li>Details</li><li>Price per unit (if applicable)</li></ul>3. OTHER INFORMATION(a) Indemnity and other dealing arrangements<ul><li>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 exempt principal trader making the disclosure and any party to the offer or any person acting in concert with a party to the offer: Irrevocable commitments and letters of intent should not be included. If there are no such agreements, arrangements or understandings, state &#34;none&#34;</li><li>None</li></ul>(b) Agreements, arrangements or understandings relating to options or derivatives<ul><li>Details of any agreement, arrangement or understanding, formal or informal, between the exempt principal trader making the disclosure 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 &#34;none&#34;</li><li>None</li></ul><div><table><tbody><tr><td>Date of disclosure: </td><td>19 January 2026</td></tr><tr><td>Contact name:</td><td>Christopher Alexander Pollock</td></tr><tr><td>Telephone number:</td><td>02895 954 053</td></tr></tbody></table></div>Public disclosures under Rule 8 of the Code must be made to a Regulatory Information Service and must also be emailed to the Takeover Panel at monitoring@disclosure.org.uk. The Panels Market Surveillance Unit is available for consultation in relation to the Codes dealing disclosure requirements on +44 (0) 20 7638 0129.The Code can be viewed on the Panels website at www.thetakeoverpanel.org.uk.This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com.RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy. 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Citigroup Global Markets Limited disclosed its dealings in Rio Tinto securities as an exempt principal trader under Rule 8.5 of the Takeover Code. On January 16, 2026, it purchased and sold various classes of Rio Tinto securities, including ordinary shares and ADRs, with significant transactions reported. The report includes details on the number of securities traded, prices, and the nature of cash-settled derivative transactions. No indemnity or option arrangements were disclosed. The information was made public on January 19, 2026.

REG - Citigroup Global Mkt Rio Tinto - Form 8.5 (EPT/RI)