Exercise of Options and Total Voting Rights

11 December 2020

OMEGA DIAGNOSTICS GROUP PLC

("Omega" or the "Company" or the "Group")

Exercise of Options and Total Voting Rights

Omega Diagnostics (AIM: ODX), the medical diagnostics company focused on CD4, infectious diseases and food intolerance testing, announces that it has allotted 26,412  new ordinary shares of 4 pence each in the capital of the Company ("Ordinary Shares") following the exercise of share options under the Company's Sharesave scheme by certain option holders.

Application has been made to the London Stock Exchange for the 26,412 new Ordinary Shares to be admitted to trading on AIM ("Admission") and it is expected that Admission will become effective and trading will commence at 8.00 a.m. on 17 December 2020.

After Admission, the total number of Ordinary Shares in issue will be 179,949,619 and the total number of voting rights will therefore be 179,949,619. 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 share capital of the Company under the FCA's Disclosure and Transparency Rules.

The information contained within this announcement is deemed by the Company to constitute inside information stipulated under the Market Abuse Regulation (EU) No. 596/2014.The below notification is made in accordance with the requirements of the EU Market Abuse Regulation.

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