(Adds Facebook; updates BT)
May 15 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Friday:
** Facebook Inc is acquiring Giphy, a popular website for making and sharing animated images, or GIFs, Facebook said in a blog post.
** Shares in BT rose as much 9% from decade lows after the Financial Times said Britain's biggest broadband operator was in talks to sell a stake in its Openreach networks unit.
** Virgin Australia Holdings Ltd is expected to receive as many as eight non-binding indicative offers from potential buyers, including Brookfield, Bain Capital and BGH Capital, five sources said.
** Cooperation between Fincantieri and Thyssenkrupp to build submarines is a good opportunity to talk about future consolidation in the European defence sector, the Italian shipbuilder's general manager Alberto Maestrini said.
** London-listed The Renewables Infrastructure Group (TRIG) said it has completed the acquisition of a 36% stake in a 396 megawatt (MW) offshore wind farm in the German North Sea. (Compiled by Trisha Roy and Praveen Paramasivam in Bengaluru)