Bulletin of the Board of Directors of the Bank of the Republic

Number: 23 Date: September 1, 2026 Pages: 2 Content • Gold, silver, and platinum gram prices effective for the month of September 2026: page 2 This bulletin is published in development of what is provided in letter a) of article 51 of Law 31 of 1992 and in the paragraph of article 108 of Law 510 of 1999. Secretariat Board of Directors – Carrera 7 14 78, sixth floor – Bogotá, D. C. – Telephone: +57 (601) 484-9980

Gold, Silver, and Platinum Gram Prices Effective for the Month of September 2026

In accordance with what is established in article 152 of Law 488 of 1998, in article 16 of Law 0141 of 1994, modified by article 16 (paragraph 9th) of Law 756 of 2002, and in Resolution number 476 of June 30 of the Mining and Energy Planning Unit of the Ministry of Mines and Energy, the prices per gram are certified for purposes of liquidating rents originating from the exploitation of the following metals, as follows: Gold: 354,392.30 pesos THREE HUNDRED FIFTY-FOUR THOUSAND THREE HUNDRED NINETY-TWO PESOS WITH THIRTY CENTS Silver: 5,218.08 pesos FIVE THOUSAND TWO HUNDRED EIGHTEEN PESOS WITH EIGHT CENTS Platinum: 142,794.29 pesos ONE HUNDRED FORTY-TWO THOUSAND SEVEN HUNDRED NINETY-FOUR PESOS WITH TWENTY-NINE CENTS Given in Bogotá, D. C., on September 01, 2026

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NESTOR EDUARDO PLAZAS BONILLA Industrial and Treasury Submanager The [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], which is administered and published by ICE Benchmark Administration Limited (IBA), serves as an input or underlying reference for the Average Calculation of Royalty Settlement. [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price] is a trademark of Precious Metals Prices Limited and is licensed to IBA as the administrator of the [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price]. ICE Benchmark Administration is a registered trademark of IBA and/or its affiliates. The [LBMA Gold Price [AM/PM]/LBMA Silver Price/LBMA Platinum Price [AM/PM]/LBMA Palladium Price [AM/PM]], and the trademarks [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], are used by the Bank of the Republic with authorization under license granted by IBA. The Average Calculation of Royalty Settlement is not sponsored, endorsed, or provided by IBA or any of its affiliates. IBA and its affiliates do not declare, guarantee, or make any statement or representation, express or implied, regarding the results that may derive from the use of [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], nor regarding the suitability or adequacy of [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price] for any particular purpose to which it may be destined, including regarding the Average Calculation of Royalty Settlement. To the maximum extent permitted by applicable legislation, all implicit terms, conditions, and warranties are excluded, including, without limitation, those relating to quality, merchantability, fitness for a particular purpose, title, or non-infringement, in relation to the [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], and neither IBA nor any of its affiliates shall be liable, whether contractually or extracontractually (including negligence), for breach of legal duties, nuisances, false representations, or under antitrust norms or other legal provisions, in relation to any inaccuracy, error, omission, delay, failure, interruption, or change (material or otherwise) in the [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], or in the Average Calculation of Royalty Settlement, or for any damage, expense, or other loss (whether direct or indirect) that may be suffered derived from or related to the [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price] or the Average Calculation of Royalty Settlement or any confidence that may be placed in them.

The [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], which is administered and published by ICE Benchmark Administration Limited (IBA), serves as, or as part of, an input or underlying reference for Average Calculation of Royalty Settlement. [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price] is a trade mark of Precious Metals Prices Limited, and is licensed to IBA as the administrator of the [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price]. ICE Benchmark Administration is a registered trade mark of IBA and/or its affiliates. [The LBMA Gold Price [AM/PM]/LBMA Silver Price/LBMA Platinum Price [AM/PM]/LBMA Palladium Price [AM/PM]], and the trade marks [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], are used by Banco de la República with permission under licence by IBA. Average Calculation of Royalty Settlement is not sponsored, endorsed or provided by IBA or any of IBA’s affiliates. IBA and its affiliates make no claim, predication, warranty or representation whatsoever, express or implied, as to the results to be obtained from any use of [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], or the appropriateness or suitability of [LBMA Gold Price/LBMA Silver Price/ LBMA Platinum Price/LBMA Palladium Price] for any particular purpose to which it might be put, including with respect to Average Calculation of Royalty Settlement. To the fullest extent permitted by applicable law, all implied terms, conditions and warranties, including, without limitation, as to quality, merchantability, fitness for purpose, title or non-infringement, in relation to [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price], are hereby excluded and none of IBA or any of its affiliates will be liable in contract or tort (including negligence), for breach of statutory duty or nuisance, for misrepresentation, or under antitrust laws or otherwise, in respect of any inaccuracies, errors, omissions, delays, failures, cessations or changes (material or otherwise) in [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price] or Average Calculation of Royalty Settlement, or for any damage, expense or other loss (whether direct or indirect) you may suffer arising out of or in connection with the [LBMA Gold Price/LBMA Silver Price/LBMA Platinum Price/LBMA Palladium Price] or Average Calculation of Royalty Settlement or any reliance you may place upon it. Effective from: August 03, 2026