Press Release

15 December 2023

Argo Blockchain plc

("Argo" or "the Company")

Allotment of New Shares

Argo Blockchain plc, a global leader in cryptocurrency mining (LSE: ARB; NASDAQ: ARBK), announces that it has issued 1,638,305 new ordinary shares of £0.001 each in the capital of the Company ("Ordinary Shares") pursuant to the terms of previously granted Restricted Share Units.

The new Ordinary Shares will rank pari passu with the existing Ordinary Shares in issue and application has been made for the new Ordinary Shares to be admitted to the Official List and to trading on the Main Market of the London Stock Exchange PLC ("Admission"). Admission is expected to occur, and dealings in the new Ordinary Shares commence, on 20 December.

Following Admission, the Company will have a total of 536,963,471 Ordinary Shares in issue. No Ordinary Shares are held in treasury. The above figure may be used by the Company's shareholders as the denominator for the calculations by which they can determine whether they are required to notify their interest in, or a change of their interest in, the Company under the FCA Disclosure Guidance and Transparency Rules.

This announcement contains inside information.

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About Argo:

Argo Blockchain plc is a dual-listed (LSE: ARB; NASDAQ: ARBK) blockchain technology company focused on large-scale cryptocurrency mining. With mining facilities in Quebec, mining operations in Texas, and offices in the US, Canada, and the UK, Argo's global, sustainable operations are predominantly powered by renewable energy. In 2021, Argo became the first climate positive cryptocurrency mining company, and a signatory to the Crypto Climate Accord. For more information, visit www.argoblockchain.com.