Apple shares tumble by 12 percent

Apple
Apple announced weaker-than-expected iPhone sales figures yesterday Credit: PA

Shares in technology giant Apple today slumped by 12 percent after poor sales figures were announced.

Shares plunged to $451 on the Nasdaq stock exchange following slow Christmas sales of the iPhone 5, wiping more than £30 billion from the company's market value.

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Apple shares slump 12%

Apple's shares have slumped 12% after as figures for the Christmas period showed its rocket-like growth had continued to stall.