THIS ANNOUNCEMENT CONTAINS INSIDE INFORMATION FOR THE PURPOSES OF ARTICLE 7 OF THE MARKET ABUSE REGULATION (EU) 596/2014 (WHICH FORMS PART OF DOMESTIC UK LAW PURSUANT TO THE EUROPEAN UNION (WITHDRAWAL) ACT 2018 ("UK MAR").

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION IN OR INTO, OR TO ANY PERSON LOCATED OR RESIDENT IN, ANY JURISDICTION WHERE IT IS UNLAWFUL TO RELEASE, PUBLISH OR DISTRIBUTE THIS ANNOUNCEMENT.

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION IN WHOLE OR IN PART IN OR INTO THE UNITED STATES, CANADA OR JAPAN.

10 December 2025

QUANTUM BASE HOLDINGS PLC

("Quantum Base" the "Company" or the "Group")

Result of Retail Offer

Quantum Base (AIM: QUBE), announced on 2 December 2025 the launch of a Fundraising comprising a Placing in conjunction with a Retail Offer.

The Company is pleased to announce that the Retail Offer successfully completed and closed at 1.00 p.m. today and that it has conditionally raised approximately £217,048 in the Retail Offer through the issue of 1,033,563 new Ordinary Shares at the Issue Price of 21 pence per Ordinary Share.

Following the close of the Retail Offer, the Company has conditionally raised gross proceeds of approximately £4.26 million at the Issue Price via the Fundraising. The Company will therefore be required to issue and allot a total of 20,286,845 New Shares.

The Retail Offer is conditional upon the Fundraising resolutions being duly passed without amendment at the Company's General Meeting to be held at 10.00 a.m. on 19 December 2025 and Admission becoming effective at 8:00 am on or around 22 December 2025, but in any event not later than the Longstop Date.

Capitalised terms used in this announcement shall, unless defined in this announcement or unless the context provides otherwise, bear the same meaning ascribed to such terms in the Company's announcement released at 6.17 p.m. on 2 December 2025.

Admission and Total Voting Rights

Application will be made to the London Stock Exchange for the 20,286,845 New Shares to be admitted to trading on AIM. Admission is expected to take place and dealings in the New Shares are expected to commence at 8.00 a.m. on or around 22 December 2025, at which time it is also expected that the New Shares will be enabled for settlement in CREST. The New Shares will rank pari passu with the existing Ordinary Shares.

Following Admission, the Company's total issued share capital will consist of 84,367,164 Ordinary Shares, with no shares held in treasury. Therefore, on Admission, this figure may be used by Shareholders as the denominator for the calculation 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 Guidance and Transparency Rules.

Enquiries: 

Notes:

References to times in this Announcement are to London time unless otherwise stated.

The times and dates mentioned throughout this Announcement may be adjusted by the Company in which event the Company will make an appropriate announcement to a Regulatory Information Service giving details of any revised dates and the details of the new times and dates will be notified to London Stock Exchange plc (the "London Stock Exchange") and, where appropriate, Shareholders. Shareholders may not receive any further written communication.

IMPORTANT INFORMATION

This Announcement is not for publication or distribution, directly or indirectly, in or into the United States of America. This Announcement is not an offer of securities for sale into the United States. The securities referred to herein have not been and will not be registered under the U.S. Securities Act of 1933, as amended, and may not be offered or sold in the United States, except pursuant to an applicable exemption from registration. No public offering of securities is being made in the United States.

This Announcement and the information contained herein, is restricted and is not for publication, release or distribution, directly or indirectly, in whole or in part, in or into Australia, Canada, the Republic of South Africa, Japan or any other jurisdiction in which such publication, release or distribution would be unlawful.  Further, this Announcement is for information purposes only and is not an offer of securities in any jurisdiction.