UK small-cap RNS · 22 Dec 2025

The key announcements of UK small & mid caps under £2bn on 22 Dec 2025 – situations they move are marked, with the share price since.

Key = all announcements except routine filings (voting rights, buybacks, holdings, director forms), plus director dealings and holdings that are part of a situation. Not investment advice.

Date	Company	Mcap ↕	Type	Announcement
22 Dec	CVS Group CVSG	£863m	Routine	Transaction in Own Shares
22 Dec	Enwell Energy ENW	£37m		Damage to Gas Processing Facilities at VAS Field Enwell Energy plc (AIM: ENW), the AIM-quoted oil and gas exploration and production group, announces that on the evening of 18 December 2025, the gas processing facilities at its Vasyschevskoye ("VAS") gas and condensate field in Ukraine was the subject of an …
22 Dec	NeoTerra Group TERA	£7.1m	Routine	Issue of Equity for Expanded Drilling Programme
22 Dec	Ariana Resources AAU	£36m	Project milestones	Binding Definitive Agreement for Xinhai Investment Ariana Resources plc (AIM: AAU, ASX: AA2, "Ariana" or the "Company"), the mineral exploration, development and production company with gold project interests in Africa and Europe, is pleased to announce that it has entered into a binding definitive agreement …
22 Dec	Mineral & Financial Investments Limited MAFL	£16m	Results	Audited Results for Year Ended 30 June 2025 Audited Full Year Financial Results and NAV for Period ended 30 June 2025
22 Dec	Helix Exploration HEX	£81m		Project Update at the Flagship Rudyard Project Helix Exploration, the helium exploration and development company with near-term production assets within the 'Montana Helium Fairway', is pleased to provide an update on its flagship Rudyard Project as it progresses towards first helium gas production.
22 Dec	Shield Therapeutics STX	£56m		FDA approves extension for ACCRUFeR® children 10 years and older with iron deficiency (ID)
22 Dec	LSL Property Services LSL	£249m	Routine	Transaction in Own Shares and Total Voting Rights
22 Dec	Block Energy BLOE	£11m	Results	Phase 1 CCS Results Block Energy plc (AIM: BLOE), the development and production company focused on Georgia, is pleased to provide the initial results of the Phase 1 CCS pilot.
22 Dec	Atlas Metals Group plc AMG	£2.8m		Update on Proposed Acquisition Atlas Metals (LON: AMG), the natural resources and energy company is pleased to provide an update on the Company's proposed acquisition of Universal Pozzolanic Silica Alumina Ltd ("UPSA") (the "Proposed Acquisition").
22 Dec	Aptitude Software Group APTD	£123m	Routine	Transaction in Own Shares
22 Dec	Globaldata DATA	£439m	Routine	Transaction in Own Shares
22 Dec	MHA plc MHA	£396m		Proposed Acquisition of MS UAE ("MHA", the "Company" and together with its subsidiaries the "Group")
22 Dec	GB Group GBG	£357m	Routine	Transaction in Own Shares
22 Dec	Virgin Wines UK VINO	£12m	Routine	Transaction in Own Shares
22 Dec	Galantas Gold Corp. GAL	£188m	Project milestones	Update on RDL Transaction and Brokered Financing Galantas Gold Provides Update on Acquisition of RDL Mining Corp. and Brokered Financing
22 Dec	Christie Group CTG	£43m		Sale of Vennersys Christie Group plc (CTG.L), the leading provider of Professional & Financial Services and Stock & Inventory Systems & Services to the hospitality, leisure, healthcare, medical, childcare & education and retail sectors, is pleased to announce that on 19th …
22 Dec	Gana Media Group plc GANA	£21m	Results	Final Results Audited Results for the year to 30 June 2025
22 Dec	Johnson Service Group JSG	£506m	Routine	Transaction in Own Shares
22 Dec	Mcbride MCB	£304m	Routine	Transaction in Own Shares
22 Dec	PayPoint PAY	£422m	Routine	Transaction in Own Shares
22 Dec	Corcel CRCL	£42m	Results	Final Results The Company's Annual Report and Financial Statements for 2025, extracts from which are set out below, together with the Annual General Meeting Notice, will be published and sent out to the Company's shareholders shortly and will be available on the Company's …
22 Dec	Playtech PTEC	£1,020m	Routine	Transaction in Own Shares
22 Dec	Essentra ESNT	£328m	Routine	Transaction in Own Shares
22 Dec	MobilityOne Ltd. MBO	£12m		Update in relation to Sincere Acres Sdn Bhd MobilityOne Sdn Bhd ("M1 Malaysia"), the Group's wholly owned operating subsidiary in Malaysia, completed the acquisition of the 49% equity interest in Sincere in October 2023 and the Company has since provided a number of updates on the settlement of the …
22 Dec	Conduit Holdings Limited Com Shs CRE	£636m	Routine	Transaction in Own Shares
22 Dec	Mercia Asset Management MERC	£130m	Routine	Transaction in Own Shares
22 Dec	Metir plc MET	£1.2m	Fundraise	Fundraise In connection with the Placing, the Company will issue 133,333,333 warrants to investors on the basis of one (1) warrant for every one (1) Placing Share.
22 Dec	Central Asia Metals CAML	£252m	Routine	Transaction in Own Shares
22 Dec	Foresight Group Holdings Limited FSG	£492m	Routine	Transaction in Own Shares
22 Dec	TMT Investments TMT	£75m	Routine	Transaction in Own Shares
22 Dec	DotDigital Group DOTD	£168m	Routine	Transaction in Own Shares
22 Dec	IWG IWG	£1,745m	Routine	Transaction in Own Shares
22 Dec	East Star Resources EST	£43m		VMS Drilling Update Results from Rulikha North and Talovskoye confirm mineralisation within expected lithologies, and improve targeting for 2026 drilling
22 Dec	AO World AO.	£516m	Routine	Transaction in Own Shares
22 Dec	Solvonis Therapeutics PLC SVNS	£8.3m		Research and Development Update – Q4 2025 Pipeline advancing across addiction and psychiatry with multiple 2026 catalysts
22 Dec	Hostelworld Group HSW	£104m	Routine	Transaction in Own Shares
22 Dec	Vistry Group VTY	£756m	Routine	Transaction in Own Shares
22 Dec	Gaming Realms GMR	£86m	Routine	Transaction in Own Shares
22 Dec	Future FUTR	£275m	Routine	Transaction in Own Shares
22 Dec	Venture Life Group VLG	£82m	Routine	Transaction in Own Shares
22 Dec	Caledonia Investments CLDN	£1,961m	Routine	Transaction in Own Shares
22 Dec	Morgan Advanced Materials MGAM	£786m	Routine	Transaction in Own Shares
22 Dec	Caspian Sunrise CASP	£45m		Acquisition of Tau-Cen ("Caspian Sunrise" or the "Company" and together with its subsidiaries, the "Group")
22 Dec	OSB Group OSB	£1,658m	Routine	OSB GROUP PLC - Transaction in Own Shares