UK small-cap RNS · 19 Dec 2025
The key announcements of UK small & mid caps under £2bn on 19 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 | |
|---|---|---|---|---|---|
| 19 Dec | Playtech PTEC | £1,036m | Routine | Transaction in Own Shares | |
| 19 Dec | CVS Group CVSG | £884m | Routine | Transaction in Own Shares | |
| 19 Dec | Conduit Holdings Limited Com Shs CRE | £634m | Routine | Transaction in Own Shares | |
| 19 Dec | Prospex Energy PXEN | £26m | £565,000 Issuance of Convertible Loan Notes
Prospex Energy PLC / Index: AIM / Epic: PXEN / Sector: Oil and Gas |
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| 19 Dec | DotDigital Group DOTD | £168m | Routine | Transaction in Own Shares | |
| 19 Dec | Strix Group KETL | £64m | Proposed Disposal of Billi for £110.0 million
The consideration will be paid in cash upon completion of the Disposal ("Completion") and Completion is subject to shareholder approval that will be sought at a General Meeting of the Company, further details of which are set out below. |
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| 19 Dec | Arkadian Strategic Metals Plc AKN | £2.5m | Clogau Gold Mine Operational Update
Alba Mineral Resources Plc / EPIC: ALBA / Market: AIM / Sector: Mining |
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| 19 Dec | Michelmersh Brick Holdings MBH | £66m | Routine | Transaction in Own Shares | |
| 19 Dec | Mirriad Advertising MIRI | £0.4m | Delisting / take-private | Trading Update
Mirriad, a leading provider of virtual product placement ("VPP") provides an update on trading for the year ending 31 December 2025. |
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| 19 Dec | Gaming Realms GMR | £79m | Routine | Transaction in Own Shares | |
| 19 Dec | Guardian Metal Resources plc GMET | £153m | Project milestones | Pilot Mountain Pre-Feasibility Progress Update
Maiden S-K 1300 Technical Summary Report Delivers 16% Increase in Open Pit Constrained Indicated Mineral Resources vs 2018 Scoping Study; Drilling Ongoing |
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| 19 Dec | Kodal Minerals KOD | £56m | Results | Half-year Results
Kodal Minerals Plc / Index: AIM / Epic: KOD / Sector: Mining |
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| 19 Dec | Card Factory CARD | £296m | Routine | Transaction in Own Shares | |
| 19 Dec | GB Group GBG | £354m | Routine | Transaction in Own Shares | |
| 19 Dec | Chrysalis Investments Limited CHRY | £295m | Disposal of a part (break-up) | Annual Report and Audited Financial Statements
The Company today announces its results for the year ended 30 September 2025. |
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| 19 Dec | Savannah Resources SAV | £156m | Acquisition of Aldeia Mining Lease - Update
Aldeia Mining Lease to be transferred to Savannah |
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| 19 Dec | ProService Building Services Marketplace plc PRO | £35m | Results | Half-year Results
ProService Building Services Marketplace plc ("ProService" the "Company" or the "Group") today announces results for the six-month period ended 30 September 2025. |
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| 19 Dec | Rockfire Resources ROCK | £16m | Molaoi Drilling Update
· The third drill hole, (HMO-010) has completed successfully at 275.80m depth. |
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| 19 Dec | Galliford Try GFRD | £675m | Routine | Transaction in Own Shares | |
| 19 Dec | Plexus Holdings POS | £5.2m | Results | Final Results
Plexus Holdings PLC (AIM: POS), the AIM quoted wellhead services business, announces its Final Results for the year ending 30 June 2025. |
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| 19 Dec | Mercia Asset Management MERC | £128m | Routine | Transaction in Own Shares | |
| 19 Dec | accesso Technology Group ACSO | £99m | Routine | Transaction in Own Shares | |
| 19 Dec | Foresight Group Holdings Limited FSG | £506m | Routine | Transaction in Own Shares | |
| 19 Dec | AO World AO. | £511m | Routine | Transaction in Own Shares | |
| 19 Dec | Hostelworld Group HSW | £103m | Routine | Transaction in Own Shares | |
| 19 Dec | Aptitude Software Group APTD | £116m | Routine | Transaction in Own Shares | |
| 19 Dec | Liontrust Asset Management LIO | £171m | Routine | Transaction in Own Shares | |
| 19 Dec | IWG IWG | £1,745m | Routine | Transaction in Own Shares | |
| 19 Dec | SSP Group SSPG | £1,343m | Routine | Transaction in Own Shares | |
| 19 Dec | Science Group SAG | £229m | Routine | Transaction in Own Shares | |
| 19 Dec | Trainline TRN | £710m | Routine | Transaction in Own Shares | |
| 19 Dec | Chrysalis Investments Limited CHRY | £295m | Routine | Transaction in Own Shares | |
| 19 Dec | Future FUTR | £252m | Routine | Transaction in Own Shares | |
| 19 Dec | Johnson Service Group JSG | £508m | Routine | Transaction in Own Shares | |
| 19 Dec | Morgan Advanced Materials MGAM | £674m | Routine | Transaction in Own Shares | |
| 19 Dec | Primorus Investments PRIM | £4.2m | Routine | Transaction in Own Shares | |
| 19 Dec | PayPoint PAY | £418m | Routine | Transaction in Own Shares | |
| 19 Dec | Globaldata DATA | £422m | Routine | Transaction in Own Shares | |
| 19 Dec | Fletcher King FLK | £3.2m | Results | Half-year Results
Interim Results for the 6 months ended 31 October 2025 |
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| 19 Dec | Atalaya Mining ATYM | £1,229m | Statement Regarding Shareholder Consultation
Atalaya Mining (LSE: ATYM) is providing this update following the outcome of the Annual General Meeting on 24 June 2025 (the "2025 AGM") and in accordance with the UK Corporate Governance Code. |
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| 19 Dec | Vistry Group VTY | £806m | Routine | Transaction in Own Shares | |
| 19 Dec | Eagle Eye Solutions Group EYE | £137m | Routine | Transaction in Own Shares | |
| 19 Dec | Capita CPI | £356m | Contract
Capita secures £62m contract renewal with major European telecom provider, expanding nearshore delivery and AI-enabled transformation |
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| 19 Dec | OSB Group OSB | £1,615m | Update in relation to the Group’s MREL requirements
In its interim results for the six months ended 30 June 2025 published on 20 August 2025, OSB GROUP PLC (the “Group”) noted that it was seeking clarification from the Bank of England in respect of the recently announced changes to the minimum requirements for … |
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| 19 Dec | Emv Capital EMVC | £12m | Director dealing | Director/PDMR Shareholding | |
| 19 Dec | Metro Bank Holdings PLC MTRO | £1,091m | Reclassification Under MREL Regime
Metro Bank Holdings PLC (MTRO) Reclassification Under MREL Regime 19-Dec-2025 / 06:42 GMT/BST Metro Bank Holdings PLC (LSE: MTRO LN) 19 December 2025 Metro Bank Holdings PLC (LSE: MTRO LN) (“Metro Bank”) Legal Entity Identifier: 984500CDDEAD6C2EDQ64 … |