Fiat Chrysler has chosen Jeep boss Mike Manley to replace its ailing chief executive Sergio Marchionne, whose health has deteriorated following surgery.
Anxieties over a possible trade war between the United States and China have offset big gains led by Microsoft to close the trading week on Wall Street.
Disappointing earnings results and worries over the escalating trade row with Europe has caused all three indexes to close down.
Comcast has dropped out of the bidding war with Walt Disney Co for Twenty-First Century Fox to focus on its pursuit of Sky pay-TV.
The South African company that owns department store chain David Jones has warned trading conditions are "extremely challenging".
Unemployment remained steady at 5.4 per cent in June but a surge in job numbers overcame a lift in the number of jobseekers.
US stock markets continued to climb higher on the back of strong company earnings that boosted expectations for the reporting season.
Fairfax Media and New Corp have struck a printing deal that will see the publishing rivals using each other's printing networks.
Bankwest is closing 29 branches on Australia's east coast, which will affect about 200 staff, as customers increasingly use mobile banking.
Navitas has flagged the possible closure of its Australian health skills training business as it moves to close three international colleges.