8 October 2025

The following amendments have been made to the Transaction in Own Shares announcement released on 17 September 2025 at 7.00am under RNS No 5727Z.

"at a price of 2,025 pence" has been corrected to "202.5 pence"

All other details remain unchanged.

The full amended text is shown below.

River UK Micro Cap Limited

Transaction in Own Shares

Further to the confirmation of its intention to implement a share buyback programme, as set out in its announcement on 4 August 2025, the Company announces that on 16 September 2025 it purchased a total of 15,000 of its ordinary shares of no par value each ("Ordinary Shares") at a price of 202.5 pence per Ordinary Share through Singer Capital Markets. The Ordinary Shares purchased will be held in treasury.

Aggregated information

Transaction details

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation) (which forms part of domestic UK law pursuant to the European Union (Withdrawal) Act 2018), a detailed breakdown of individual trades is available below:

Total voting rights

Following the purchase, the Company's total issued share capital will consist of 33,897,954 Ordinary Shares each carrying one voting right, of which 132,000 Ordinary Shares are held in treasury. Therefore, the total number of Ordinary Shares carrying voting rights is 33,765,954. This figure may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company under the FCA's Disclosure Guidance and Transparency Rules.

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