Wall Street's biggest banks had their worst quarter of results since 2008's financial crisis, with trading revenue down 35% on last year.
US banking giant Goldman Sachs has reported a loss of $428m (£272m), worse than analysts had been expecting.
Shares in oil giant BP soared to their highest level in more than two months today after the group agreed a $4bn settlement with oil and gas exploration group Anadarko Petroleum over the Gulf of Mexico disaster.
Berkshire Hathaway chief executive Warren Buffett has revealed his gross income last year was nearly $63m.
The US Senate has voted through a bill which aims to punish China for keeping its currency artificially undervalued.
Steve Jobs, co-founder and former chief executive of US technology giant Apple, has died at the age of 56.
J.P. Morgan has decided to close its £9m US Growth Alpha Plus fund as significant outflows have seen the portfolio dwindle in size.
Wall Street bankers who feel they have been singled out to blame for the financial crisis are refusing to fund President Barack Obama's next election campaign, Warren Buffett has said.