Transaction in Own Shares.

9 September 2025

Catalyst Media Group plc

("CMG", "Catalyst" or the "Company")

Transaction in Own Shares

Catalyst (AIM: CMX) announces that it has today purchased, in the market, 180,102 ordinary shares of 10p each in the capital of CMG ("Ordinary Shares") at a price of 50p per Ordinary Share utilising, and within the set parameters of, the Company's pre-existing authority to make such market purchases as granted at the Company's annual general meeting held on 17 January 2025. The purchased shares will be held in treasury.

Following the abovementioned purchase, the Company now has 20,851,928 Ordinary Shares in issue (excluding treasury shares), which is the total number of voting rights that may be used by shareholders as the denominator for the calculations by which they will determine whether they are required to notify their interest in, or a change in their interest in, the Company under the Financial Conduct Authority's Disclosure and Transparency Rules. The total number of Ordinary Shares now held in treasury is 180,102.

In accordance with Article 5(1)(b) of Regulation (EU) No. 596/2014 (which forms part of domestic UK law pursuant to the European Union (Withdrawal) Act 2018), the table below provides summary information regarding the purchase made via Zeus Capital Limited:

Enquiries:

The information contained within this announcement is deemed by the Company to constitute inside information as stipulated under the Market Abuse Regulation (EU) No. 596/2014 as it forms part of United Kingdom domestic law by virtue of the European Union (Withdrawal) Act 2018, as amended by virtue of the Market Abuse (Amendment) (EU Exit) Regulations 2019.