IN CASE YOU MISSED IT: 5 key stories from May 15

Here are five Fastmarkets stories you might have missed on Friday May 15 that are worth another look.

A diversified portfolio may well prove to be a winning ticket for metals and mining companies during the Covid-19 pandemic, according to the former chief executive officer of Rio Tinto.

The stainless sector in the United States and Europe, Middle East and Africa (EMEA) region will consume 13% less nickel this year, while that in China will fall by just 4% versus 2019, according to Nornickel.

Steady demand from China continued to prop up prices in Southeast Asia’s steel billet market over the past week, sources told Fastmarkets on May 15.

Fastmarkets’ Shanghai benchmark copper premium surged to its highest level since September 2015 on May 15, with traders looking for overseas material to tap arbitrage gains. sources said.

The Covid-19 pandemic is likely to lead to another casualty: the mega mine.

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Until now, aluminium has been hard to move, not hard to find. Global aluminium supply had remained technically intact, even as output was curtailed in parts of the Gulf, inventory buffers were drawn down or repositioned, and shipping through the Strait of Hormuz was severely disrupted.
Global aluminium producers face heightened uncertainty over power supplies, with oil and gas prices elevated by the closure of the Strait of Hormuz, through which around 20% of global oil and liquefied natural gas (LNG) flows, sources told Fastmarkets.
Fastmarkets is extending the consultation period for the methodology of several of its black mass payables indicators and prices, and is also proposing changes to the names of CIF South Korea and EWX Europe black mass prices.
Rio Tinto Aluminium is expanding its footprint beyond its historic hydro-powered Canadian base, targeting Europe, Asia and Latin America as part of a deliberate diversification strategy, according to the unit’s chief executive officer.
Fastmarkets has corrected its copper concentrates treatment and refinement charge indices, which were published incorrectly on March 20 2026 due to a technical error.
Fastmarkets has corrected its copper concentrates treatment and refinement charge indices, which were published incorrectly on February 27 2026 due to a backend calculation error. Fastmarkets has also corrected the indices' rationale and all related inferred indices.