Light Science Technologies Holdings plc

("LSTH", "Light Science", the "Company" or the "Group")

Total Voting Rights

Light Science Technologies Holdings plc (AIM: LST), the innovative technology and manufacturing business providing real-world solutions targeting issues including global food security and fire safety, announces that the issued share capital of the Company at the date of this announcement comprises 993,005,500 ordinary shares of 1 pence each in the Company ("Ordinary Shares"), with one voting right per Ordinary Share. The Company does not hold any Ordinary Shares in treasury, therefore the total number of Ordinary Shares and voting rights in the Company is 993,005,500.

The above figure of 993,005,500 may be used by shareholders in the Company 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 Guidance and Transparency Rules.

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