A busy Monday for small-cap news brought a potential takeover bid, a landmark semiconductor supply deal, and a string of resource discoveries spanning copper, gold, lithium and helium. Union Jack Oil's disclosure of due diligence access granted to Reabold dominated the tape, while IQE's multi-year InP agreement with Tower Semiconductor, settling litigation in the process, drove the session's second-sharpest price reaction. Across the resource sector, assay results from Arizona to Ghana to the Colorado basin added further colour to an unusually event-rich day.
Union Jack Oil grants Reabold due diligence access in takeover talks
Union Jack Oil (AIM:UJO) confirmed it has granted Reabold Resources access to conduct due diligence as the two parties discuss a potential offer under the City Code on Takeovers and Mergers. Reabold must publicly announce its intentions by 5.00pm on 13 July. The disclosure sent Union Jack shares up 25.07% to 4.19p, making it the day's standout price mover.
Bradda Head returns high-grade lithium across Whistlejacket in Arizona
Bradda Head Lithium (AIM:BHL) reported widespread lithium mineralisation from surface sampling at its Whistlejacket project in Arizona, with a peak assay of 3.03% Li2O and 18 of 60 rock samples returning grades above 0.59% Li2O. The results sharpen drill targets ahead of a planned 2026 drilling campaign. Shares rose 9.82% to 3.02p on the news.
IQE lands multi-year Tower Semiconductor InP deal, settling IP dispute
IQE (AIM:IQE) signed a multi-year agreement to supply Indium Phosphide epiwafers to Tower Semiconductor for use in silicon photonics applications serving AI data-centre optical interconnects. The deal also includes a royalty-free cross-licence that resolves prior intellectual property litigation between the two companies, removing an overhang that had weighed on the stock. Shares surged 18.92% to 55.0p, the largest percentage gain among the day's more liquid names.
Zambeef reiterates full-year operating profit growth guidance
Zambeef Products (AIM:ZAM) confirmed there is no change to the market expectations set on 14 May, with sustained growth in operating profit expected to continue through the remainder of the financial year. The reiteration failed to excite investors, with shares slipping 5.26% to 4.5p, suggesting the market had already priced in a more substantive update.
Intercede and Swissbit co-develop post-quantum FIDO2 passkey solution
Intercede Group (AIM:IGP) extended its partnership with Swissbit to build an end-to-end FIDO2 passkey solution incorporating post-quantum cryptography. The companies plan an initial public demonstration at the Identiverse conference in Las Vegas, positioning the joint offering ahead of anticipated enterprise demand for quantum-resistant authentication. Intercede shares added 6.25% to 119.0p.
Hamak Gold hits near-surface high-grade intercept at Akoko North in Ghana
Hamak Gold (AIM:HAMA) reported a near-surface reverse circulation intercept of 3.42g/t Au over 23 metres at its Akoko oxide gold project in southwest Ghana, with higher-grade shoots within the broader interval. The result extends known mineralisation eastward and reinforces the project's open-pit potential. Shares rose 6.9% to 0.775p.
Tap Global's Earn AUM climbs 43% on customer deposit inflows
Tap Global Group (AIM:TAP) disclosed that assets under management in its Tap Earn product rose approximately 43% to more than US$5m, up from US$3.5m on 18 May, driven by net customer deposits during a recent crypto market drawdown. The update suggested the product is attracting capital during periods of market stress rather than suffering outflows. Shares climbed 13.6% to 1.42p.
Quantum Helium confirms commercial helium and oil flows at Sagebrush-1
Quantum Helium (AIM:QHE) reported that extended production testing at the Sagebrush-1 well in Colorado confirmed helium concentrations of approximately 2.5% and recovered more than 80 barrels of oil, with indicated oil rates of up to 40 barrels per day gross during cleanup. Further completion work is ongoing. Shares jumped 15.56% to 0.026p.
The Mission Group trading in line with board expectations mid-year
The Mission Group (AIM:TMG) said trading for the period 1 January to 15 June is in line with the board's expectations, underpinned by client retention, new business wins and ongoing strategic simplification. The update provided reassurance without material surprise, with shares edging up 2.86% to 18.0p.
Alkemy's Tees Valley Lithium projects £2.1bn GVA from Billingham refinery
Alkemy Capital Investments (AIM:ALK) published an Economic, Environmental and Social Impact Report for Tees Valley Lithium's proposed Billingham lithium hydroxide refinery. The report projects that a £185m capital investment would generate £2.1bn in UK gross value added over 25 years. Shares rose 6.83% to 308.75p as the report added substance to the project's domestic industrial credentials.
Fusion Antibodies secures InnovateUK grant to humanise DR5 cancer antibody
Fusion Antibodies (AIM:FAB) won an InnovateUK Launchpad grant in partnership with Queen's University Belfast to fund the development of a humanised DR5 therapeutic antibody, a target with relevance in oncology. UKRI also extended the project timeline to 31 December. Despite the positive news, shares dipped 2.29% to 11.7253p.
Rome Resources begins near-surface tin mining at Kalayi to advance licence
Rome Resources (AIM:RMR) commenced a near-surface tin mining programme at its Kalayi project, a step designed to support conversion of PEPM 13274 into a full mining licence and to facilitate a proposed increase in its ownership stake to approximately 79%. Shares gained 4.48% to 0.35p.
Forgent reveals bonanza-grade copper and gold at Green Rocks
Forgent (AIM:FORG) released maiden surface sampling results from its Green Rocks project, with assays reaching as high as 29.4% copper and 4.8g/t gold. The results validate historic data and identify multiple undrilled high-grade targets across the licence area. Shares surged 21.18% to 0.0206p, reflecting the market's appetite for early-stage discovery stories with exceptional headline grades.
Seeing Machines wins two Japanese OEM in-cabin monitoring contracts
Seeing Machines (AIM:SEE) secured contracts to supply driver and occupant monitoring software to two separate Japanese carmakers, with the deals carrying a combined estimated initial lifetime value of approximately US$11m. The wins broaden the company's OEM footprint in a market increasingly subject to regulatory mandates for in-cabin safety systems. Shares rose 6.7% to 4.428p.
Invinity to supply largest North American vanadium flow battery to California steel mill
Invinity Energy Systems (AIM:IES) secured a contract to supply a 32 MWh vanadium flow battery to Pacific Steel Group for its Mojave Micro Mill in Kern County, California. The project is backed by a California Energy Commission grant and would represent the largest vanadium flow battery deployed in North America to date. Shares rose 3.23% to 32.0p.
Pulsar Helium expands Topaz land position and pivots to production drilling
Pulsar Helium (AIM:PLSR) confirmed it has secured 690 net mineral acres owned outright and a further 4,941 net mineral acres under lease at its Topaz Helium Project, and has completed seven Jetstream exploration wells. The company is now planning a two- to four-well production drilling programme, marking a transition from exploration to development-stage activity. Shares were broadly flat, off 0.63% to 1.58p.
Metals Exploration secures exclusive rights to Philippine copper-gold porphyry
Metals Exploration (AIM:MTL) signed agreements granting exclusive exploration and development rights over the 440-hectare Batong Buhay porphyry copper-gold project in the Philippines. Pre-drilling work is already underway, with a drill programme targeted for the second half of 2026. Shares gained 7.08% to 13.5993p.
4basebio adds RNA biology pioneer to Strategic Advisory Board
4basebio appointed Dr Jeff Coller to its Strategic Advisory Board with effect from 15 June. Coller will advise on scaling synthetic DNA manufacturing for mRNA, AAV vector and gene-editing applications, areas central to the company's commercial strategy in the advanced therapeutics supply chain.
Vaalco delivers strong initial flow rates in Gabon and Egypt
Vaalco Energy (AIM:EGY) reported that its Ebouri-5H well in Gabon started production at more than 8,000 gross BOPD (approximately 4,700 BOPD net), while Egypt's HE-9 well exceeded pre-drill expectations with an initial rate of 529 gross BOPD. The rig is now moving to the SEENT area for further drilling activity.
Beeks wins $3m analytics contract, taking June wins to $10m TCV
Beeks Financial Cloud Group (AIM:BKS) secured a $3m, five-year contract to deploy its Beeks Analytics and Market Edge Intelligence® platform for a North American exchange in New York. The win takes the company's total contract value secured in June alone to approximately $10m. Shares rose 7.38% to 214.75p.
Team Internet confirms FY25 results in line with or above analyst forecasts
Team Internet Group (AIM:TIG) described its FY25 results as in line with or above analyst expectations and confirmed that trading in 2026 is also tracking in line with forecasts. The update offered no negative surprises, with shares edging up 1.27% to 40.0p.