FOR IMMEDIATE RELEASE

8 August 2025

Benchmark Holdings plc

("Benchmark" or the "Company")

Update on Euronext Oslo Børs approval of the cancellation of the trading of Benchmark's shares from Euronext Growth Oslo and the cancellation of trading of the Company's shares on AIM

Further to the approval by shareholders of the resolution in respect of the cancellation of the admission to trading of the Company's shares from Euronext Growth Oslo and AIM at the general meeting of Benchmark held on 18 June 2025 and satisfaction of other conditions (including the closing of the Tender Offer), Benchmark requested Euronext Oslo Børs to delist its shares from trading and official listing on Euronext Growth Oslo on 19 June 2025.

Euronext Oslo Børs has today approved the application to delist Benchmark's shares from Euronext Growth Oslo.

Following the approval from Euronext Oslo Børs, the timeline for the Cancellations is now expected to be as follows:

·      8 August 2025: Approval of the delisting application by Euronext Oslo Børs.

·      15 August 2025: Last day of trading of the shares on Euronext Growth Oslo and on AIM.

·      18 August 2025: The cancellations of the admission to trading of the Company's shares on AIM and on Euronext Growth Oslo becomes effective at 7.00 a.m. UK time in respect of AIM and 8.00 a.m. CET in respect of Euronext Growth Oslo.

Enquiries:

The person responsible for arranging the release of this announcement on behalf of the Company is Ivonne Cantu, Investor Relations.

ABOUT BENCHMARK

Benchmark is a market leading aquaculture biotechnology company. Benchmark's mission is to drive sustainability in aquaculture by delivering products and solutions in advanced nutrition and health which improve yield, growth and animal health and welfare. Find out more at www.benchmarkplc.com

OTHER NOTICES

This announcement is not intended to and does not constitute an offer to buy or the solicitation of an offer to subscribe for or sell or an invitation to purchase or subscribe for any securities or the solicitation of any vote in any jurisdiction. The release, publication or distribution of this announcement in whole or in part, directly or indirectly, in, into or from certain jurisdictions may be restricted by law and therefore persons in such jurisdictions should inform themselves about and observe such restrictions.

Strand Hanson Limited ("Strand Hanson") is authorised and regulated by the Financial Conduct Authority in the UK and is acting as financial and nominated adviser and broker to the Company and no one else in connection with the matters described in this announcement and will not be responsible to anyone other than the Company for providing the protections afforded to clients of Strand Hanson nor for providing advice in connection with the matters referred to herein. Neither Strand Hanson nor any of its affiliates (nor any of their respective directors, officers, employees or agents), owes or accepts any duty, liability or responsibility whatsoever (whether direct or indirect, whether in contract, tort, under statute or otherwise) to any person who is not a client of Strand Hanson in connection with the matters set out in this announcement.