Resources lift JSE as ArcelorMittal SA flags going-concern risk

Thursday saw the JSE advance broadly, with the All Share closing 1.30% higher as Resources and Basic Materials led gains — Resource 20 surged 3.24%, Basic Materials added 3.15%, and Industrials climbed 2.71%, while Banks rose 1.29% and Energy edged down 0.23%. Hammerson dominated company news with a Manchester Arndale acquisition and accompanying equity raise, while ArcelorMittal South Africa's interim results drew a severe auditor qualification. AVI's voluntary pre-close beat depressed expectations and Gemfields posted a 71% revenue jump, against a backdrop of director buying at Ninety One and Salungano. MTU was among the most-traded names after withdrawing its cautionary.

HMN Hammerson buys Manchester Arndale, raises £189m equity

Hammerson announced it is acquiring a 50% stake in Manchester Arndale for £218m at a topped-up net initial yield of 7.8%, funding the acquisition primarily through a non-pre-emptive equity placing of 53.2 million new shares at 355 pence per share — a 3.8% discount to the undisturbed price. The placing raised gross proceeds of £189m, with net proceeds of £185m after expenses; SARB Financial Surveillance has approved the JSE inward listing of the new shares. Three directors — CEO Rob Wilkinson, CFO Himanshu Raja, and non-executive Habib Annous — subscribed approximately £230k at the placing price under pre-disclosed subscription rights. The deal is expected to be day-one earnings accretive, lifting FY26 EPRA earnings guidance from £120m to £132m, with the underlying business now guided at approximately £125m plus a £7m Arndale contribution. Pro forma HY26 LTV reduces to approximately 36% and net debt-to-EBITDA to approximately 7x post-placing. The market will now assess whether the undisclosed Manchester Arndale purchase price and implied NOI yield support the day-one accretion claim in a challenging UK retail environment, and whether the underlying NRI growth trajectory of roughly 25% is durable.

ACL ArcelorMittal SA posts R1.5bn H1 loss; EY flags going-concern risk

ArcelorMittal South Africa reported a headline loss of R1.489bn for the six months ended June 2026 — 47% wider than the prior-year period — with EBITDA loss more than quadrupling and net borrowings surging 72% to R7.9bn. Free cash outflow was R1.186bn, which exceeds the net loss after adjusting for non-cash items, with working capital consuming cash despite the loss-making position. Ernst & Young's review opinion includes a material going-concern uncertainty — the most severe audit-level warning short of a qualified opinion — a qualitative flag the market had not fully priced against a modest +5.2% pre-announcement drift. Management characterised 2026 as a transition year in which liquidity was successfully protected, but the surging debt balance and negative free cash flow directly challenge that framing. Non-core asset disposals — a key deleveraging lever — are on hold pending the IDC transaction, leaving the solvency question without a disclosed resolution path. The undisclosed IDC deal terms are now the critical binary risk for SA investors in South Africa's only primary steelmaker.

AVI AVI voluntary pre-close guides HEPS up 4–6%

AVI expects HEPS of 758.3–772.9 cents for the year ended June 2026, representing 4–6% growth driven by 1.4% group revenue growth and a 3.2% reduction in selling and administrative costs. Finance costs were lower and a tight 4–6% range signals management confidence in a voluntary pre-close that AVI was not required to issue. The share had sold off approximately 5.8% in the prior 20 days near 52-week lows, meaning the result lands as a small positive against depressed market expectations rather than confirmation of a pre-run narrative. The gap between 1.4% revenue growth and 4–6% HEPS growth reflects disciplined cost reduction; the September audited results will be the definitive test of whether that margin improvement is sustainable or reflects a non-recurring S&A benefit.

MTU Mantengu names buyer but withholds beneficial owner

Mantengu withdrew its cautionary announcement on Thursday after naming Numbers Management Proprietary Limited as the purchaser of the transaction the market had been monitoring for deal uncertainty. However, Mantengu has formally refused to disclose who ultimately owns or controls the buyer under JSE Listings Requirements paragraph 8.13(a), with the refusal lodged with the exchange — a deliberate withholding rather than an inability to provide the information. No deal terms, consideration value, funding source, or closing conditions are disclosed in the filing, leaving public shareholders unable to assess who controls a transaction they may be asked to vote on. MTU fell 12.5% to close at R0.21 on Thursday, a thinly traded name, with the market pricing in deal uncertainty rather than resolution certainty. The full deal terms — where disclosed — will be the material event for assessing whether the transaction has substance and economic merit.

GML Gemfields H1 auction revenues surge 71% to USD 102.9m

Gemfields reported H1 2026 auction revenues of USD 102.9 million — a 71% increase over H1 2025's USD 60 million — driven by strong emerald auction performance and the start of ruby mine contribution from the expanded Kagem and MRM processing operations. The beat lands against a share that had sold off 9.7% in the prior 20 days, sat near 52-week lows, and was down 47% year-to-date, meaning the result reads as a positive against deeply depressed market positioning. The underlying commodity operations are performing and the second ruby processing plant at MRM is beginning to contribute, which matters for the longer-term grade story at the mine. These figures are unaudited; the market will need the 25 September interim results to confirm whether the higher revenues translate to cash generation rather than being absorbed by cost inflation at Kagem, and whether the MRM premium ruby grade recovery problem is being addressed.

What we are watching

Friday brings no scheduled JSE results, but ArcelorMittal's market will watch for any communication on the IDC transaction that underpins the going-concern resolution; Sebata Holdings audited FY2026 results are due on or before 14 August; AVI and Gemfields interim results are due in September; and Mantengu shareholders await the full deal terms that will determine whether the opaque buyer disclosure materially affects transaction value.