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UK small-cap RNS · 13 May 2026

The key announcements of UK small & mid caps under £2bn on 13 May 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.

DateCompanyMcap ↕TypeAnnouncement
13 May Morgan Advanced Materials MGAM £786m Overhang Holding(s) in Company
13 May S&U SUS £228m Annual Financial Report and Notice of AGM
Following release on 21 April 2026 of the preliminary results for the period to 5 February 2026, the Company announces that the 2026 Annual Report and Accounts are now available on its website at https://www.suplc.co.uk/investor.html#company-reports.
13 May Public Policy Holding Company, Inc. PPHC £234m Share Cancellation and Total Voting Rights
Public Policy Holding Company, Inc., (Nasdaq: PPHC) (AIM: PPHC) a leading global strategic communications provider offering a comprehensive range of advisory services in the areas of Government Relations, Public Affairs and Corporate Communications, announces …
13 May Oxford Nanopore Technologies ONT £1,957m Director dealing Share Incentive Plan - Director/PDMR Shareholding
The Company has been notified by Computershare Trustees Limited, the trustee of the SIP (the "SIP Trustee") that on 13 May 2026, it made an award of Partnership Shares (as defined in the SIP) of 133 ordinary shares of £0.0001 each ("Ordinary Shares") on …
13 May Maintel Holdings MAI £12m Balance-sheet stress / refinancing Retail Offer
The Board of Maintel Holdings plc (the "Company") is pleased to announce a retail offer via BookBuild (the "Retail Offer") of new ordinary shares of 1 penny each in the capital of the Company ("Ordinary Shares").
13 May Maintel Holdings MAI £12m Balance-sheet stress / refinancing Placing and Issue of Convertible Loan Notes
Fundraising of up to £6 million, comprising a Conditional Placing of £3 million, a Retail Offer of up to £1 million & the issue of Convertible Loan Notes of £2 million
13 May Taylor Maritime Investments Limited TMIP £52m Dividend Currency Election
An announcement was made on 24 April 2026 regarding the dividend to be paid on 26 May 2026 and the option for shareholders to elect to receive this in sterling rather than US dollars.
13 May Topps Tiles TPT £70m Investor Presentation via Investor Meet Company
Investors can sign up to Investor Meet Company for free and add to meet TOPPS TILES PLC via:
13 May Redcentric RCN £88m Capital Reduction Result of General Meeting
Redcentric plc (AIM: RCN), a leading UK IT managed services provider, is pleased to announce that at the General Meeting held earlier today in Harrogate, the special resolution put to shareholders regarding the proposed cancellation of the Company's share …
13 May Avation AVAP £84m Director dealing Warrant Exercise And Directors’ Dealing
All warrants from this series have now been exercise or have lapsed.
13 May ATOME Energy ATOM £16m Results of General Meeting - Unconditional FID
Further to the Notice of General Meeting published on 27 April 2026, ATOME is pleased to announce that shareholders have today approved all Resolutions, including the approval of the Villeta Transaction and inter alia the renewal of share authorities to …
13 May PureTech Health PRTC £279m PRTC To Showcase Deupirfenidone at ATS Conference
PureTech to Showcase Deupirfenidone Program at the American Thoracic Society International Conference
13 May Thalia Therapeutics plc THAT £11m Board change CEO Interview: Thalia’s RNA Therapeutics Strategy
Thalia Therapeutics plc (AIM: THAT), a biotech company developing innovative RNA therapeutics, is pleased to announce the release of a new video interview with Chief Executive Officer, Dr David Solomon.
13 May Gana Media Group plc GANA £21m Estadio Deportes partners with Grupo Radio Centro
Estadio Deportes, Gana's wholly owned subsidiary, and Grupo Radio Centro have announced a content partnership that expands sports coverage into broadcast radio.
13 May Mulberry Group MUL £161m Director dealing Director/PDMR Shareholding
Mulberry Group plc (the "Company" or "Mulberry"), the British lifestyle brand, announces that, on 13 May 2026, Andrea Baldo, Chief Executive Officer, was granted an award of options (the "PSP Options") over 1,500,000 ordinary shares of 5 pence each in the …
13 May Tristel TSTL £207m Exercise of Share Options and Total Voting Rights
Tristel plc (AIM: TSTL), the manufacturer of infection prevention products, announces that it has issued and allotted a total of 34,750 new ordinary shares of 1 penny each in the capital of the Company ("Ordinary Shares") following the exercise of options by …
13 May EnQuest ENQ £582m Director Update
EnQuest PLC announces that Farina Khan, Non-Executive Director of the Company, will be appointed as a non-executive director of CelcomDigi Berhad with effect from 14 May 2026.
13 May Serabi Gold SRB £176m Director dealing Director/PDMR Shareholding
Serabi announces that on 12 May 2026 the Board of Directors agreed to award in aggregate 458,114 Conditional Share Awards (“CSA’s”) to employees (including directors) of the Company.
13 May Serabi Gold SRB £176m Vesting and settlement of 2023 Conditional Share Awards and Notification of transactions by persons discharging managerial responsibilities
Serabi announces that on 12 May 2026 the Board of Directors approved the vesting of Conditional Share Awards that had been granted for the 2023 calendar year pursuant to the Company’s Long Term Incentive Plan (“LTIP”).
13 May Afentra AET £203m Disclosure Table
The following are today's changes to the Disclosure Table:
13 May Gamma Communications GAMA £984m Disclosure Table
The following are today's changes to the Disclosure Table:
13 May Gamma Communications GAMA £984m Takeover target Response to Speculation
The Board of Gamma notes the recent press speculation and confirms that Providence Equity Partners L.L.C.
13 May Afentra AET £203m Project milestones FY2025 Annual Results and Corporate Update
Afentra plc ("Afentra" or the "Company") (AIM: AET), the upstream oil and gas company focused on acquiring production and development assets in Africa, announces its audited annual results for the year ended 31 December 2025 as well as providing detail on its …
13 May Total Graphite Plc TGR £6.4m Notice of GM
Total Graphite plc (TGR.L), the specialist flake graphite company and supplier of the critical mineral for the global energy transition, advises that the Circular to shareholders and Notice of a General Meeting ('GM'), have been distributed today.
13 May Vertu Motors VTU £259m EBT Share Purchase
Vertu Motors announces that it was notified on 12 May 2026 of the following acquisition ("Dealing") of the Company's ordinary shares of 10p each ("Ordinary Shares") by Ocorian Limited ("Trustee"), the trustee of the Company's employee benefit trust.
13 May Mercia Asset Management MERC £130m Direct investment portfolio cash receipts update
Mercia Asset Management PLC (AIM: MERC), the proactive, regionally focused private asset manager with over £2.0billion of assets under management, notes that the Group has received c.£1million of realisation proceeds in the last six months, from three of the …
13 May Great Southern Copper GSCU £14m Scout Drilling Commences at Artemisa North Target
Scout RC Drilling Commences at Artemisa North Porphyry Copper Target
13 May Arrow Exploration Corp. (Cdi) AXL £106m Results Exploration Well IC-1 Log Results
CALGARY, May 13, 2026 - Arrow Exploration Corp.
13 May Thor Explorations Ltd THX £367m Results High-grade Exploration Results At Douta Project
These drilling results are from the three Licences that constitute the Douta Project Senegal (the "Douta Project" or the "Project"), namely the original Douta licence, the Douta West Licence, which lies contiguous to the west of the original Douta licence, …
13 May Imaging Biometrics Ltd IBAI £2.2m Amendement To Notice Of Annual General Meeting
The Company notes an error to RNS 12 May 2026 (RNS Number: 0280E), that incorrectly stated that the ordinary shares of £0.01 will be sub-divided into one ordinary share of £0.0005.
13 May European Green Transition EGT £30m EGT increases its interest in Anemos Analytics
13 May 2026 – European Green Transition plc (AIM: EGT), a company operating in the critical infrastructure sector, announce that it has entered into an agreement to acquire a further 27% of Anemos Analytics Ltd ("Anemos"), increasing its total interest in …
13 May Savills SVS £1,725m AGM Statement
Ahead of its Annual General Meeting ("AGM") to be held at 12 noon today at 33 Margaret Street, London W1G 0JD, Savills plc ("Savills" or the "Group"), the global real estate advisor, issues an update on trading.
13 May Avacta Group AVCT £293m Notice of Preliminary Results and Presentation
Christina Coughlin, Chief Executive Officer, and Brian Hahn, Chief Financial Officer, will deliver a live presentation via Investor Meet Company at 14:00 BST on May 19, 2026.
13 May Total Graphite Plc TGR £6.4m Issue of Advisor Warrants
Total Graphite plc (TGR.L), the specialist flake graphite company and supplier of the critical mineral for the global energy transition, announces the issue of warrants to advisors in connection with recent fundraisings completed over 2025.
13 May Poolbeg Pharma POLB £44m POLB 001 poster to be presented at EHA 2026
13 May 2026 - Poolbeg Pharma (AIM: POLB, 'Poolbeg' or the 'Company'), a clinical-stage biopharmaceutical company with a core focus on transforming the cancer immunotherapy field, announces that it will present data on POLB 001 at the European Hematology …
13 May Rome Resources RMR £17m Airborne Geophysical Survey
Rome Resources plc (AIM: RMR), the DRC-focused tin and copper explorer, is pleased to announce that it is participating in an airborne geophysical survey (the "Survey") covering the greater Bisie tin district, a district that contains one of the world's …
13 May Gem Diamonds Ltd. GEMD £13m Notification of Q1 2026 Trading Update
Gem Diamonds Limited (LSE: GEMD) will be releasing a Trading Update on 20 May 2026 for the period 1 January 2026 to 31 March 2026.
13 May East Star Resources EST £43m Director Appointment
Endeavour Mining Executive VP, Exploration Joins East Star Board
13 May Dekel Agri-Vision DKL £4.2m Insider conviction Director Dealings, Issue of Equity and TVR
13 May eEnergy Group EAAS £1.5m Board change Directorate Change
Nigel has served as a non-executive director for the last six years, having joined the board of Alexander Mining plc prior to the RTO of eEnergy in January 2020, and has indicated that he will not be seeking re-election at the forthcoming AGM.
13 May Mercantile Ports & Logistics Limited MPL £14m Board Changes and Corporate Update
Mercantile Ports & Logistics Limited (AIM: MPL), the owner and developer of the Karanja Port and Logistics facility in Navi Mumbai, India, is pleased to announce the appointment of Marty Martin to the Board of Directors of MPL, subject to completion of the …
13 May EDX Medical Group Plc EDX £38m First Day of Dealings on AIM
Dealings in the Ordinary Shares on AIM will commence at 8:00 a.m. today under the TIDM "EDX" and ISIN: GB00BNDMJS47.
13 May Science Group SAG £229m Treasury Shares Issued
Science Group plc (AIM:SAG) announces that on 12 May 2026 the Company issued 5,000 treasury shares at an average price of 1 pence per share in settlement of the exercise of share options.
13 May Public Policy Holding Company, Inc. PPHC £234m Results Q1 2026 Financial Results
Strong Revenue Growth Demonstrating Success of Company Strategy
13 May Orosur Mining Inc OMI £62m Pepas West Expanding
· Ongoing drilling at Pepas West continues to show positive results:
13 May Guardian Metal Resources plc GMET £193m Tempiute Historical Mine Tailings Update
Guardian Metal Resources PLC (NYSE.A:GMTL, LON:GMET, OTCQB:GMTLF), a strategic mineral exploration company focused on tungsten in Nevada, USA, is pleased to announce an update relating to historical mine tailings present at the Company's Tempiute Tungsten …
13 May Conduit Holdings Limited Com Shs CRE £636m Capital return Trading Update for Q1 2026
Managed investments continued to grow to $2.3 billion
13 May Chill Brands Group CHLL £0.9m Commercial Update Ahead of AGM
Chill Brands Group plc (LSE: CHLL) is pleased to provide the following update to shareholders ahead of its Annual General Meeting that will be held later today.
13 May Gamma Communications GAMA £984m Capital return AGM Trading Update
A good start to the year, with continued healthy cash generation and full year guidance reiterated
13 May Panther Metals PALM £20m Results Winston Tailings Project: Batch 6 Assay Results
(Incorporated in the Isle of Man with company number 009753V)
13 May EnergyPathways plc EPP £13m Agreement with ABP to locate MESH facilities
Agreement with ABP to locate MESH onshore facilities at Port of Barrow
13 May KRM22 KRM £20m Upgrade / downgrade cycle Final Results
· Annualised Recurring Revenue (ARR)[1] as at 31 December 2025 of £7.6m (2024: £6.6m, £6.4m at constant FX rates) - growth of 18.8% at constant FX rates
13 May Inspecs Group SPEC £98m Takeover target Final Results
Final Results for the year ended 31 December 2025
13 May Vistry Group VTY £756m Turnaround plan with targets AGM Trading update
Vistry Group (the "Group") is providing an update on trading from 1 January 2026 to date (the "period"), ahead of its Annual General Meeting which is being held at 12.00pm today.
13 May Premier African Minerals Ltd PREM £2.2m Operational Update and Funding
Premier African Minerals Limited ("Premier" or the "Company") is pleased to announce that it has today completed a subscription to raise approximately £1 million before expenses through the issue of new ordinary shares of nil par value in the capital of the …
13 May Vertu Motors VTU £259m Disposal of a part (break-up) Final Results
Final results for the year ended 28 February 2026
13 May Kelso Group Holdings KLSO £19m Fundraise Proposed Placing and Subscription
Kelso, the main market listed investment vehicle, today announces its intention to raise new funds equal to 5% of its issued share capital at a placing price of 3.0 pence per share, equivalent to c.£650,000, by way of a placing and subscription of new …
13 May Enwell Energy ENW £37m Results 2025 Audited Results
· Aggregate average daily production of 1,865 boepd (2024: 2,288 boepd (in each case calculated on the days when the Group's fields were actually in production))
13 May AdvancedAdvT Limited ADVT £239m Transaction in Own Shares
for the purposes of UK Market Abuse Regulation.
13 May Avon Technologies plc AVON £730m Turnaround plan with targets Half-year Results
· Delivered medium-term targets for growth, margin, ROIC and leverage 18 months early
13 May Getbusy GETB £40m Trading update AGM Trading Update
SmartVault: the strategic control point in US tax preparation
13 May Solid State SOLI £93m New Share Option Scheme and Award of Options
Solid State plc (AIM: SOLI), the specialist value added component supplier and design-in manufacturer of computing, power, and communications products, announces that the Board has approved a new share option scheme (the "2026 Scheme"), updating the existing …
13 May Marshalls MSLH £443m Turnaround plan with targets AGM Trading Update
In line trading performance year-to-date supports unchanged full-year expectations
13 May Amaroq Ltd. AMRQ £525m Results Q1 2026 Operational and Financial Results
Reykjavík, May 13, 2026 (GLOBE NEWSWIRE) -- ("Amaroq" or the "Company")
13 May itim Group ITIM £8.3m Results Final Results
("itim" or "the Company" and together with its subsidiaries "the Group")
13 May Resolute Mining Limited RSG £1,220m Project milestones ABC Project Scoping Study
Scoping Study Confirms Attractive Economics and Growth Potential at ABC Project, Côte d'Ivoire

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