Blocklisting Interim Update

In brief · summary, not quotable

Rockhopper Exploration plc has provided an interim update on its blocklisting arrangements for its Employee Share Schemes, reporting that as of January 4, 2026, 18,358,889 ordinary shares remain unissued. During the period from July 5, 2025, to January 4, 2026, 1,000,000 ordinary shares were issued under the scheme, and a blocklisting application was made for an additional 17,079,589 ordinary shares. The company originally admitted 10,000,000 ordinary shares on July 8, 2022.

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Rockhopper Exploration plc (AIM: RKH), the oil and gas exploration and production company with key interests in the North Falkland Basin, provides the following update in accordance with Schedule Six of the AIM Rules for Companies regarding its existing block listing arrangements.

Name of company	Rockhopper Exploration PLC
Name of scheme	The Company's Employee Share Schemes
Period of return (from/ to)	5 July 2025 to 4 January 2026
Number and Class of Securities not issued at the start of the period under the scheme	2,279,300 Ordinary Shares of £0.01 each ("Ordinary Shares")
Plus: The amount for which a blocklisting application has been made since the last date of return	17,079,589 Ordinary Shares
Less: Number of securities issued under the scheme during the period	1,000,000 Ordinary Shares
Equals: Balance under the scheme of securities not yet issued at the end of the period	18,358,889 Ordinary Shares
Number and class of securities originally admitted and the date of admission	10,000,000 Ordinary Shares admitted on 8 July 2022