UK small-cap RNS · 15 Sep 2026
The key announcements of UK small & mid caps under £2bn on 15 Sep 2026 – 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 | |
|---|---|---|---|---|---|
| 15 Sep | Pennpetro Energy PPP | £11m | Large acquisition / reverse takeover | Confirmation of Reverse Takeover Target
Confirmation of Reverse Takeover Target — Indigenous Canadian Energy Holdings Inc. |
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| 15 Sep | Reabold Resources RBD | £9.3m | Large acquisition / reverse takeover | Correction - Day 42 Acceptance Level Update
This announcement replaces the announcement released on 15 September 2026 at 08:51 a.m. under RNS No 8096U (the “Announcement”) |
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| 15 Sep | Engage XR Holdings (CDI) EXR | £1.2m | Engage XR Holdings
Following the appointment of liquidators and the suspension of trading in Engage XR Holdings (UK, constituent), please see details of affected indexes and effective dates below: |
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| 15 Sep | Critical Metals CRTM | £83m | Change in Significant Shareholding
Critical Metals plc / EPIC: CRTM / Market: Main Market |
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| 15 Sep | Playtech PTEC | £1,036m | Successful pricing of €350 million bond offering
Investors should not subscribe for or purchase any securities referred to in this announcement except on the basis of information in the final offering circular intended to be published by Playtech plc on or about 18 September 2026 (the "Offering Circular") … |
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| 15 Sep | Personal Group Holdings PGH | £135m | Dividend Timetable Correction
Further to the Company's Interim Results announcement released on 15 September 2026 under RNS No. |
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| 15 Sep | Fusion Antibodies FAB | £6.9m | Results | Final Results
The following amendment has been made to the announcement released on 14 September 2026 at 7am under RNS No. |
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| 15 Sep | Borders & Southern Petroleum BOR | £92m | Exercise of Warrants
Borders & Southern Petroleum plc (AIM: BOR), the London based independent oil and gas exploration company with appraisal and exploration assets offshore the Falkland Islands, announces that it has received notification from a warrant holder to exercise … |
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| 15 Sep | Boohoo Group DEBS | £400m | Disposal of a part (break-up) | Disposal of Nasty Gal for $16m
Debenhams Group is pleased to announce that it has completed the sale of the Nasty Gal brand, including the global intellectual property rights, to White Space Group New York, LLC, operating as WSG Brands ("WSG"), for a total cash consideration of US$16 … |
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| 15 Sep | Unicorn Mineral Resources Eur0.01 (Cdi) UMR | £3.4m | Board and Management Update
Unicorn Mineral Resources Plc (LSE: UMR), the mineral exploration and development company focused on zinc, lead, copper and silver, is pleased to provide an update on the Company's Board and executive management structure as it progresses its activities in … |
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| 15 Sep | Caledonian Holdings plc CHP | £2.0m | Resignation of director
Caledonian Holdings PLC (AIM: CHP), the AIM quoted investing company focused on building an integrated financial services group, announces that Chris Cooke has resigned as a non-executive director with immediate effect. |
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| 15 Sep | Aeorema Communications AEO | £7.9m | Further Material Upgrade to FY2026 Expectations
Aeorema Communications plc / Index: AIM / Epic: AEO / Sector: Media |
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| 15 Sep | Cobra Resources COBR | £35m | Exercise of Warrants
The total consideration paid to the Company in connection with the exercise of such Warrants at 2.3 pence per new Ordinary Share was £70,000. |
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| 15 Sep | Bradda Head Lithium Limited BHL | £7.4m | Proposed Acquisition
Proposed Acquisition of six prospecting Uranium licences in Tanzania |
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| 15 Sep | Ebiquity EBQ | £12m | Notice of Investor Presentation
Ebiquity plc, the independent authority in marketing effectiveness, is pleased to announce that the leadership team will provide a live presentation relating to its unaudited interim results for the six-month period ended 30 June 2026 via the Investor Meet … |
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| 15 Sep | Coro Energy CORO | £3.1m | Overhang | Holding(s) in Company | |
| 15 Sep | Proteome Sciences PRM | £4.7m | Further GCLP Chemoproteomics contract secured
As initially announced in June this year, Proteome Sciences plc (AIM:PRM) is pleased to now confirm that the Company has secured the expected significant clinical contract for its chemoproteomics platform. |
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| 15 Sep | Reabold Resources RBD | £9.3m | Day 42 Acceptance Level Update
In accordance with Rule 17 of the Code, Reabold confirms that, as at 1.00 p.m. |
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| 15 Sep | Zenith Energy LTD.Com Shs ZEN | £29m | Legal & regulatory | Update on ICC-2 Arbitration
The Claimant is mindful that the Swiss Court applies a deliberately narrow standard of review to international arbitral awards. |
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| 15 Sep | Orosur Mining Inc OMI | £58m | Discovery at El Cedro
Partial results from first hole at El Cedro show gold mineralisation from surface. |
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| 15 Sep | Pollen Street POLN | £547m | Interim Dividend Declaration
On 15 September 2026, the Directors of Pollen Street Group Limited declared an interim dividend of 28.5 pence per ordinary share for the period ending 30 June 2026 ("Interim 2026 Dividend"). |
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| 15 Sep | GEO Exploration Limited GEO | £4.3m | Capital Access Window - Geo Exploration Limited | ||
| 15 Sep | NARF Industries NARF | £4.5m | Change of venue AGM
Narf Industries plc (LSE: NARF), has issued a notice of meeting for its AGM to be held at 2pm on 24 September 2026. |
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| 15 Sep | Immupharma IMM | £24m | New peer-reviewed publication
New peer-reviewed publication reports P140 activity in a preclinical MASH model |
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| 15 Sep | Immupharma IMM | £24m | P140 International Patent Filing Update
ImmuPharma plc (LSE AIM: IMM), the specialist drug discovery and development company, is pleased to announce that it has filed an international Patent Cooperation Treaty ("PCT") application relating to its P140 precision medicine approach in autoimmune … |
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| 15 Sep | Kistos Holdings KIST | £254m | Results | Half-year Results
Interim results for the six months to 30 June 2026 |
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| 15 Sep | Hvivo HVO | £38m | Results | Half-year Results
Contracted orderbook more than doubles in H1 2026 |
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| 15 Sep | Thor Explorations Ltd THX | £330m | Results | ENCOURAGING MAIDEN EXPLORATION DRILLING RESULTS FROM THE MARAHUI PROJECT, CÔTE D’IVOIRE
The project forms part of a portfolio of early-stage exploration licences in Côte d’Ivoire which also includes the 100% owned Guitry Gold Exploration Project, and an option to earn up to an 80% interest in the Boundiali Exploration Permit, located in … |
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| 15 Sep | ECR Minerals ECR | £5.5m | ECR appoints Head of Australian Operations
Mike McRae-Williams joins as Maddens approaches production phase |
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| 15 Sep | OptiBiotix Health OPTI | £5.8m | OptiBiotix Ltd Directorate Changes
OptiBiotix Health plc (AIM: OPTI, OTCQB: OPTBF), a life sciences business developing products which reduce hunger and food cravings, enhance the gut microbiome, and sweet fibres as healthy sugar substitutes announces the appointment of Imad Farhat as a … |
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| 15 Sep | Symphony Environmental Technologies SYM | £15m | Results | D2p ethylene adsorber-test results & first order
Independent Test Results Strengthen the Evidence for d2p® Ethylene Adsorber |
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| 15 Sep | City of London Investment Group CLIG | £217m | Appointment of Corporate Broker
City of London Investment Group PLC (LSE: CLIG), is an active, alpha-driven global asset management group with more than three decades of experience. |
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| 15 Sep | Sylvania Platinum Ltd SLP | £232m | Launch of Share Buyback
The purpose of the Share Buyback is to return capital back to shareholders, as announced in the Full Year Financial Results. |
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| 15 Sep | Thalia Therapeutics plc THAT | £10m | Business Update and Notice of Results
Progress across clinical-stage oncology, cardiovascular and RNA delivery programmes |
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| 15 Sep | Elixirr International ELIX | £243m | Notice of H1 26 Investor Presentation
Elixirr International plc (ELIX.L), an established global, award-winning challenger consultancy, is pleased to announce that its leadership team will provide a live presentation relating to the Company's H1 26 Results via Investor Meet Company on 23 Sept … |
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| 15 Sep | Zanaga Iron Ore Co. Ltd ZIOC | £32m | Zanaga Launches Bulk Sampling
Zanaga Launches Bulk Sampling - Next Step Towards a Final Investment and Construction Decision |
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| 15 Sep | Engage XR Holdings (CDI) EXR | £1.2m | Appointment of Liquidator
Dublin, Ireland as liquidator, to facilitate the court approved liquidation in accordance with Irish Law. |
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| 15 Sep | Thor Energy THR | £5.4m | First Annual A$1.3m Deferred Payment for Molyhil
Thor Energy PLC is pleased to announce the receipt of the initial deferred completion payment of approximately A$1.3 million (A$1,312,500) from ASX-listed Tivan Limited (ASX: TVN) (“Tivan”). |
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| 15 Sep | Imaging Biometrics Ltd IBAI | £2.2m | Adoption of Advanced Brain Tumor Imaging Platform
("Imaging Biometrics", the "Company" or, together with its subsidiaries, the "Group") |
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| 15 Sep | Distil DIS | £1.2m | Board change | Directorate Change
Distil Plc (AIM:DIS), the owner of premium drinks brands RedLeg Spiced Rum, Blackwoods Gin and Vodka, and Blavod Black Vodka, announces that Sarah Kingsbury will step down from her role as Marketing Director and as a director of the Company with effect from … |
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| 15 Sep | Trustpilot Group TRST | £1,030m | Board change | Directorate Change
As announced on 24 March 2026, Marcus Roy took up the role of Chief Financial Officer of Trustpilot Group plc and joined the Board effective 14 September 2026. |
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| 15 Sep | Manx Financial Group MFX | £27m | Director Holdings
Manx Financial Group PLC (the 'Company' or the 'Group') |
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| 15 Sep | Hvivo HVO | £38m | Board change | Chief Financial Officer Succession
Richard Cotton appointed Interim CFO as permanent CFO search enters final stages |
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| 15 Sep | Victorian Plumbing Group VIC | £286m | Board change | Appointment of Non-Executive Director
Victorian Plumbing (AIM: VIC), the UK's leading bathroom retailer, is pleased to announce the appointment of Adam Knappy to the Board as an independent Non-Executive Director with immediate effect. |
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| 15 Sep | Eagle Eye Solutions Group EYE | £137m | Results | Final Results
Final Results for the year ended 30 June 2026 |
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| 15 Sep | Sylvania Platinum Ltd SLP | £232m | Results | Annual Results Announcement
New annual 4E PGM oz production record, supporting strong financials |
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| 15 Sep | Mcbride MCB | £299m | Upgrade / downgrade cycle | Results for the year ended 30 June 2026
Post year-end Eurotab acquisition and Vestacy agreement providing transformational future growth |
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| 15 Sep | Wickes Group WIX | £506m | Segment turn | Wickes Group Plc – Interim Results 2026
On track to meet market forecasts for 2026 adjusted PBT |
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| 15 Sep | MPAC Group MPAC | £102m | Upgrade / downgrade cycle | Half-year Results
Half Year Results for the six months to 30 June 2026 |
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| 15 Sep | Sancus Lending Group Limited LEND | £9.3m | New CEO / reset | Interim Results, Share Issue and TVR
Interim Results for the six month period ended 30 June 2026 |
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| 15 Sep | DP Poland DPP | £58m | Results | Half-year Results
Interim Results for the period ended 30 June 2026 |
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| 15 Sep | Burford Capital BUR | £554m | Pricing of Senior Secured Notes Private Offering
Released out of hours on September 14, 2026, and queued for release via RNS upon its reopening on September 15, 2026. |
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| 15 Sep | B.P. Marsh & Partners BPM | £245m | Correction to RNS 6991U Exercise Of Options & TVR
The following amendments have been made to the 'Exercise Of Options and Total Voting Rights' announcement released on 14 September 2026 at 16:32 under RNS No 6991U. |
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| 15 Sep | Glenveagh Properties (CDI) GLV | £978m | Results | Results of Secondary Placing in Glenveagh Plc
Further to the announcement released on 14 September 2026 in relation to a proposed secondary sale of ordinary shares (the "Placing Shares") in Glenveagh Properties Plc ("Glenveagh"), Teleios Capital Partners LLC, acting through Teleios Opportunities Special … |
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| 15 Sep | Forgent PLC FORG | £5.6m | Expansion of Phase 2 Drilling Programme
Forgent plc (AIM: FORG), the Australian-focused critical and precious minerals explorer, is pleased to announce that it has expanded its ongoing Phase II drilling programme at its 99%-owned Peak Hill Gold-Copper Project in Western Australia. |
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| 15 Sep | Pri0r1ty Intelligence Group PLC PR1 | £2.4m | Premier League Team Renew & Extend Agreement
One of the leading Premier League teams competing in Europe renews agreement with Halfspace and extends relationship to include Vox |
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| 15 Sep | MJ Gleeson GLE | £167m | Upgrade / downgrade cycle | Final Results
Audited results for the year ended 30 June 2026 ("FY2026") |
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| 15 Sep | Princes Group PLC PRN | £854m | Results | Half-year Results
Interim results for the six months ended 30 June 2026 |
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| 15 Sep | Kazera Global KZG | £17m | Fundraise | Additional Subscription & Angola Discussions
Kazera Global plc (AIM: KZG), the AIM-quoted investment company, is pleased to announce that, further to its announcements of 8 September 2026, the Company has received a binding commitment for an additional direct subscription of £221,962.44 (the "Additional … |
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| 15 Sep | Transense Technologies TRT | £6.5m | Contract Award
Contract award with Continental to develop next-generation tyre management tool |
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| 15 Sep | Caledonian Holdings plc CHP | £2.0m | ATM Facility Update, Second Block Admission & TVR
ATM Facility Update, Second Block Admission and Total Voting Rights |
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| 15 Sep | URU Metals Ltd. URU | £4.0m | Drilling Contractor Selection Advanced
URU Metals Limited (“URU” or the “Company”) is pleased to provide an update on preparations for the next drilling programme at the Zeb Nickel Project in Limpopo, South Africa. |
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| 15 Sep | Haydale Graphene Industries HAYD | £19m | SETTF Commercialisation Update
SETTF achieves water-equivalent thermal performance in data-centre cooling application |
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| 15 Sep | EKF Diagnostics Holdings EKF | £104m | Results | Half-year Results
Interim Results for the six months ended 30 June 2026 |
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| 15 Sep | Kistos Holdings KIST | £254m | Completed Acquisition of Blocks 3 & 4
This follows the announcement made on 7 September 2026 regarding the receipt of Royal Decree from the Sultanate of Oman, representing the formal transfer of legal ownership to Kistos. |
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| 15 Sep | LSL Property Services LSL | £249m | Turnaround plan with targets | Half-year Results
Further profit and margin growth, transformation programme launched to deliver efficiencies, on track to meet full year expectations |
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| 15 Sep | Pollen Street POLN | £547m | Interim Accounts H126
Pollen Street Group Limited Interim Accounts H1 2026 |
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| 15 Sep | Bow Street Group PLC BOW | £8.4m | Results | Half-year Results
("Bow Street Group", the "Group" or the “Company”) |
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| 15 Sep | GEO Exploration Limited GEO | £4.3m | Fundraise | Result of Retail Offer and Restoration of Trading
15 September 2026 GEO Exploration Limited ("GEO" or the "Company") Result of Retail Offer and Restoration of Trading GEO Exploration Limited (AIM: GEO) is pleased to announce, further to its announcements of 10 September 2026, that it has raised £122,825 … |
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| 15 Sep | Springfield Properties SPR | £134m | Results | Final Results and Publication of Annual Report
("Springfield", the "Company", the "Group" or the "Springfield Group") |
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| 15 Sep | Tungsten West TUN | £548m | Project milestones | Processing operations commence during visit by NWF
Processing operations commence during visit by National Wealth Fund CEO |
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| 15 Sep | IP Group IPO | £616m | Results | Half-year Results
("IP Group" or "the Group" or "the Company") |
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| 15 Sep | ICFG Limited ICFG | £84m | Balance-sheet stress / refinancing | Half-year Results
('ICFG', the 'Company' or together with its subsidiaries, the 'Group') |
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| 15 Sep | Fortis Frontier PLC FORF | £2.7m | Results | Half-year Results
Fortis Frontier PLC (AIM: FORF), an AIM Rule 15 cash shell, announces its unaudited half-year report for the six months ended 30 June 2026. |
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| 15 Sep | Fintel FNTL | £176m | Results | Half-year Results
("Fintel", the "Company", the "Business" or the "Group") |
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| 15 Sep | Personal Group Holdings PGH | £135m | Results | Half-year Results
Interim Results for the six months ended 30 June 2026 |
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| 15 Sep | City of London Investment Group CLIG | £217m | Results | Final Results and Dividend Declaration
(“City of London”, “the Group” or “the Company”) |
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| 15 Sep | Alumasc Group ALU | £83m | Transformational contract / build-out | Final Results
Resilient performance and strategic progress in FY26, against a challenging macroeconomic environment |
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| 15 Sep | Immupharma IMM | £24m | Results | Half-year Results
For the period ended 30 June 2026, the Group reported an operating loss of £1.1 million, compared to an operating loss of £1.2 million for the same period in 2025. |
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| 15 Sep | Kier Group KIE | £1,303m | Turnaround plan with targets | Results for the year ended 30 June 2026
Kier Group plc (“Kier”, the ”Company” or the ”Group”), a leading UK infrastructure and construction group, announces its results for the year ended 30 June 2026 (“FY26” or the ”year”) and provides an update on its strategic priorities and medium-term … |
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| 15 Sep | Brickability Group BRCK | £153m | AGM Statement
“The trading environment in the first five months of our current financial year has been consistent with the outlook statement issued in July on publication of the Company’s FY2026 results when we commented that near-term market conditions remained … |
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| 15 Sep | Norman Broadbent NBB | £4.7m | Results | Half-year Results
Interim results for the six months ended 30 June 2026 |
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| 15 Sep | First Development Resources Plc FDR | £2.0m | Selta Project: Lander West Drilling Confirms Gold
First Development Resources plc (AIM: FDR), the Australian-focused exploration company, is pleased to report assay results from its initial Reverse Circulation ("RC") drilling programme at the Lander West gold ("Au") target within the Selta Project in the … |
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| 15 Sep | Everplay Group plc EVPL | £599m | Results | Half-year Results
· Resilient H1 revenue performance ahead of major title launches in H2 |
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| 15 Sep | accesso Technology Group ACSO | £99m | New CEO / reset | Half-year Results
Interim results for the six-months ended 30 June 2026 |
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| 15 Sep | Afentra AET | £196m | Project milestones | 2026 Half Year Results
Afentra plc ('Afentra' or the 'Company') (AIM: AET), the upstream oil and gas company focused on production and development assets in Africa, is pleased to announce its half year results for the six months ended 30 June 2026 (the ‘Period’ or ‘H1 2026’). |
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| 15 Sep | Tertiary Minerals TYM | £4.1m | Results | Mushima North Phase 4 lab results
Best silver-copper intersection to date at the Discovery Zone, Mushima North: 121m at 78 g/t silver equivalent from 4m depth and ending in mineralisation |
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| 15 Sep | Amcomri Group Plc AMCO | £108m | Results | Interim Results, Analyst Briefing & Investor Pres
Interim Results for the six months ended 30 June 2026 |
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| 15 Sep | Trustpilot Group TRST | £1,030m | Legal & regulatory | AI, Enterprise and US momentum fuel strong growth
Results for the six months ended 30 June 2026 |
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| 15 Sep | Elecosoft Public Limited Company ELCO | £192m | Disposal of a part (break-up) | Half-year Results
Interim Results for the six months ended 30 June 2026 |
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| 15 Sep | Southern Energy Corp. SOUC | £13m | Operations Update
Calgary, Alberta - September 15, 2026 - Southern Energy Corp. |
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| 15 Sep | Gulf Keystone Petroleum Ltd Com Shs GKP | £462m | Gulf Keystone Petroleum presenting at energy conference in Oslo
(“Gulf Keystone”, “GKP”, “the Group” or “the Company”) |
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| 15 Sep | Unicorn Mineral Resources Eur0.01 (Cdi) UMR | £3.4m | Acquisition of the Historic Klein Aub Copper Mine
Strategic Entry into Near-Term Production, Rapid Brownfield Value Creation & Direct Exposure to High-Demand Energy Transition Metals in Namibia |
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| 15 Sep | Valirx VAL | £1.8m | Results | Half-year Results
London, UK, 15 September 2026: ValiRx Plc (AIM: VAL), a life science company focusing on early-stage cancer therapeutics and women's health, today announces its Half Yearly Report for the period ended 30 June 2026 and provides an update on significant … |
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| 15 Sep | Big Yellow Group BYG | £1,804m | Disposal of Staines Industrial Estate
Big Yellow announces that it has contracted to sell its industrial estate in Staines, Surrey for £36.5 million and has received the £2 million retention held back from the previously announced sale of its Harrow industrial estate. |
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| 15 Sep | Clontarf Energy CLON | £1.2m | Interim Statement for period ended 30 June 2026
Clontarf Energy plc (AIM: CLON), the energy company focused on clean Bolivian Lithium brines, as well as petroleum in Australia and Africa, announces its unaudited financial results for the six months ended 30 June 2026: |