Transaction in Own Shares

AdvancedAdvT Limited (AIM: ADVT, “AdvT”, the “Group”, the “Company”), the international software solutions provider for the business solutions, healthcare compliance, and human capital management sectors, announces that further to the confirmation of its intention to renew its share buyback programme, as set out in its announcement on 16 September 2026, in the period from 16 September 2026 up to and including 18 September 2026, it purchased a further 40,000 of its ordinary shares of no par value in the capital of the Company (“Ordinary Shares”). The Ordinary Shares purchased will be held in treasury.

Following this purchase, the cumulative number of Ordinary Shares purchased under the Company’s buyback programmes since 4 March 2026 is 6,188,953.

Aggregated information

Total voting rights

Following the purchase, the Company's total issued share capital will consist of 137,125,806 Ordinary Shares each carrying one voting right, of which 6,188,953 Ordinary Shares are held in treasury. Therefore, the total number of Ordinary Shares carrying voting rights will be 130,936,853. 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.

The person responsible for arranging the release of this Announcement

on behalf of the Company is Gavin Hugill, Chief Financial Officer.