Rio Tinto Chairman Jan du Plessis is set to step down and take up the chairmanship of BT Group.
Warren Buffett was persuaded to drop Kraft Heinz's $143bn takeover approach for Unilever by the corporate-financier Michael Klein.
Europe ended Friday's session on a negative note, as weakness in the US, a fall in commodities and underwhelming earnings weighed on sentiment.
European markets failed to hold onto gains by the market close, on the back of weakness seen in U.S. markets and a mixed batch of earnings.
Miner-trader Glencore reported an 18 percent increase in 2016 profits buoyed by a rebound in commodities.
Analysts say the company's decision to give up its right to replace striking workers at its Escondida mine puts the ball in the union's court.
European markets closed lower on Monday as investor concerns increased amid political instability in France and the U.S.
European markets closed lower despite an uptick in inflation figures on Wednesday afternoon.
The Qatar Investment Authority and Glencore signed a deal on Saturday to buy 19.5 percent of Rosneft, which said it would receive $11.37 billion.
European markets close lower as investors focus on political developments in Italy and key data releases after an OPEC deal.
Commodities trading giant says it has sold assets worth $6.3 billion this year, compared with previous guidance of $1-2 billion.
European stocks closed higher on Tuesday as President-elect Donald Trump's impact on the market continued its momentum and oil prices rebounded.
Commodities traders need to focus on their main trading business by cutting debt and capex, says Religare Capital Markets' Nirgunan Tiruchelvam.
European stocks posted solid gains by Tuesday's close, as investors cheered on the sharp uptick seen in mining stocks, while digesting earnings.
European markets finished in negative territory on Wednesday as a renewed decline in oil prices and weakness in the tech sector weighed on sentiment.
European stocks leaped to close higher on Thursday as global investors reacted to the Fed's decision to hold interest rates steady.
European stocks ended mostly mixed on Wednesday, as a renewed decline in oil prices put a dampener on sentiment.
European stocks finished firmly in the red on Monday as investors failed to shake off concerns over a potential interest rate hike in September by the U.S. Federal Reserve.
European stock indexes closed higher on Tuesday, with the exception of the FTSE 100, which was knocked by the weak performance of mining stocks.
European stocks posted sharp losses by Thursday's close, weighed down by a fall in miners, autos and health care stocks.