Glencore lowered its 2020 coal guidance by 5.7% to 109 million tonnes as a strike at the Cerrejon mine in Colombia entered its 60th day on Friday.

The Vancouver-based company will maintain its primary listing on the Toronto Stock and a listing on the New York Stock Exchange

Oleg Novachuk and Vladimir Kim, the current and past chairman of Kaz Minerals, are proposing a buyout offer of the pure-play copper company.

Production of cathodes could generate cost savings and reduce carbon emissions, the company says.

Third-quarter operating profit rose to 2.62 billion Swedish crowns ($299.9 million) from 1.87 billion a year earlier.

Many insurers, mainly in Europe, have scaled back their exposure to coal.