Deals of the day-Mergers and acquisitions
(Adds Halliburton, Plains All American, Cosco, Banca Popolare; updates Time Warner))
Jan 12 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2100 GMT on Tuesday:
** Chinese conglomerate Dalian Wanda Group has bought U.S. film studio Legendary Entertainment for about $3.5 billion, turning its chairman, Wang Jianlin, into a Hollywood movie mogul as China's richest man steps up a drive to diversify his business empire overseas.
** The private equity owners of VAT Vakuumventile are working with bankers on a potential 1.5 billion Swiss franc ($1.5 billion) exit of the Swiss vacuum valve maker, four sources familiar with the matter said on Tuesday.
** The European Commission said it had launched an in-depth investigation into oilfield services provider Halliburton Co's planned purchase of its smaller rival Baker Hughes Inc .