Admission to Trading.

21 October 2026

ITM Power plc

(the "Company")

Block Listing Application

ITM Power (AIM: ITM), announces that a block listing application (the "Block Admission") will be made to the London Stock Exchange for 299,638 ordinary shares of £0.05 each (the "Block Listing Shares") to be admitted to trading on AIM ("Admission").

The ordinary shares that are being reserved under this block listing application will be issued by the Company, as required, in order to satisfy the exercise of share options and vested awards pursuant to the terms of the following share plans (each a "Scheme"):

The Block Listing Shares will, upon issue, rank equally with all other ordinary shares of £0.05 each in the capital of the Company that are then in issue. The Block Listing Admission is expected to become effective on 23 October 2026.

For further information please visit www.itm-power.com or contact:

About ITM Power plc:

ITM Power designs and manufactures industrial-scale electrolysers for green hydrogen production. Its proprietary PEM technology, vertically integrated manufacturing, and in-house engineering capabilities enable it to supply standardised, high-performance hydrogen plants.

With a proven track record in large-scale projects, ITM Power helps leading industrial and energy companies achieve their decarbonisation goals. In addition to its equipment offering, the company provides reliable and cost-competitive hydrogen supply through its build, own and operate (BOO) model, Hydropulse.

Headquartered in the UK, ITM Power is listed on the London Stock Exchange AIM (LSE: ITM) and holds the Green Economy Mark, which recognises companies that generate over 50% of their revenues from green products and services.

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