Key topics:Anglo sells 19.9% Valterra stake for R44.1bnProceeds aimed at reducing $10.8bn debt burdenWider restructuring faces coal, diamond, nickel hurdlesSign up for your early morning brew of the BizNews Insider to keep you up to speed with the content that matters. The newsletter will land in your inbox at 5:30am weekdays. Register here.Support South Africa’s bastion of independent journalism, offering balanced insights on investments, business, and the political economy, by joining BizNews Premium. Register here.If you prefer WhatsApp for updates, sign up to the BizNews channel here..By Kerry Lanaghan.Anglo American has concluded the sale of its entire remaining 19.9% stake in Valterra Platinum, formerly Anglo American Platinum, on September 4, 2025. This transaction, involving 52.2 million shares sold at R845 each, generated R44.1 billion for the mining group. The shares were offloaded at an 8.58% discount to Valterra’s closing price and the sale was managed by Merrill Lynch and Standard Bank.This divestment is a critical step for Anglo American to strengthen its balance sheet. As of June 30, Anglo American's net debt had risen to $10.8 billion, resulting in an "elevated" net debt to EBITDA ratio of 1.8x. The proceeds from the Valterra sale are earmarked to help the group achieve its target of a net debt to EBITDA ratio below 1x. Anglo CEO Duncan Wanblad stated that this placing represents further progress in their "responsible separation process" and "portfolio simplification," allowing the company to concentrate on its core positions in copper, premium iron ore, and crop nutrients.Valterra Platinum, which spun off from Anglo American in May, has made a strong start as a standalone company and is recognised as the world’s leading integrated value chain producer of Platinum Group Metals (PGMs). It expects to achieve debt neutrality by year-end, despite having slid into net debt by June. The company has benefited from a significant recovery in PGM prices, with platinum surging 58% and palladium 19% so far this year.However, the successful Valterra sale provides a timely boost amidst considerable headwinds facing Anglo American’s broader restructuring plan. This wider initiative, unveiled by Wanblad in May last year, includes divesting metallurgical coal, nickel, and diamond assets. Specific challenges include:• De Beers: Botswana has expressed a strong desire to buy Anglo’s 85% stake, potentially complicating the diamond asset divestment.• Metallurgical Coal: US coal miner Peabody Energy has withdrawn from the proposed $3.8 billion purchase of Anglo’s metallurgical mines.• Nickel: Brazil has launched an investigation into Anglo’s planned disposal of its nickel assets in the country.These ongoing difficulties highlight the complexities Anglo American is navigating in its efforts to streamline its portfolio and improve its financial standing.