Shares in 21st Century Fox have jumped amid reports that several major companies have come forward as suitors for parts of its business.
The US firm's shares gained four per cent in early trade on Friday, after several sources reported interest from Comcast, Sony and Verizon.
Last week the company, which is led by the family of Rupert Murdoch, was said to be holding talks with Disney.
21st Century Fox has not directly addressed the speculation.
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