The losses were triggered by the largest ever one-day points fall in America’s Dow Jones on Monday.
Brazil's Bovespa index fell 10 percent on a report President Michel Temer condoned an attempt to silence a potential witness in a corruption probe.
Facebook has reported surging quarterly profit and revenue but its shares dipped due to nervousness about future earnings.
Twitter - the social media platform beloved by US president Donald Trump - saw its shares surgeafter it added a lot more users that had been expected.
United Airlines assures investors it will rebound from the PR disaster of a passenger being violently dragged from his seat on an overbooked plane.
Shares of Germany's biggest banks fell sharply in value after it announced details of the sale of new shares needed to increase its capital reserves.
European shares hit their best level in 15 months on Thursday helped by the Dutch election and the laid back approach by the Federal Reserve.
Lufthansa says it expects profits to fall only slightly in 2017 despite lower fares and a rising fuel bill. Analysts were predicting a sharp decline.
International Women's Day marked on Wall Street with a stature of a girl placed in front of the bronze charging bull near the New York Stock Exchange.
Shares in Anglo-Dutch consumer goods group Unilever fell after US rival Kraft Heinz Co abruptly abandoned its surprise takeover proposal.
UK telecoms firm BT has cut its revenue, earnings and cash flow forecasts due to a worse than thought accounting scandal at its Italian business.
Shares have soared in Softbank, one of Asia’s biggest technology firms, after it pledged to invest $50 billion (€46bn) into the United States.
The leading US index rallies instead of the expected Trump post-election meltdown. Shares in banks, construction and defence rise, tech shares fall.
Samsung says will take a hit to its operating profit of about 2.7 billion euros in the next two quarters from scrapping the Note 7 smartphone.
In a statement, the company says it has made a "final decision" to stop making its star product. It comes in the wake of reports of devices spontaneously catching fire.
Samsung halts production and sales of the Galaxy Note 7 and urges users to turn off the device amid renewed reports of fires.
Deutsche Bank has failed to secure a speedy deal with the US Department of Justice over the misselling of mortgage-backed securities.
Deutsche Bank shares continued their gyrations - down nearly nine percent at one stage on Friday on fears about its stability.
European stock markets are suffering a nervous Monday as investors sold off energy company and bank shares - with Deutsche Bank the biggest loser.
UK finance minister Philip Hammond has welcomed the stimulus measures announced by the Bank of England; in reaction London's FTSE 100 share index rose and the pound fell in value.
Italian bank Monte dei Paschi di Siena is reportedly about to be removed from the STOXX Europe 600 index - a listing of the region's top shares.
HSBC.,Europe's biggest bank, just reported a 29 percent drop in pretax profits for the first half of 2016 and will buy back $2.5 billion worth of shares.
Qatar Airways has lifted its stake in IAG to 20 percent, following its recent investments in LATAM and Italy's Meridiana.
Facebook's shares have hit a new all time high after it announced a 59.2 percent jump in quarterly revenue.
Despite the popularity of Pokemon GO Nintendo has announced an operating loss for the period from April to June.
Confusion over the launch of Pokemon GO in Japan has gamers angry and investors selling the shares of Nintendo.