News: DXS Deals of the day-Mergers and acquisitions

June 15 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 0930 GMT on Thursday:

** EU antitrust regulators are investigating whether French media conglomerate Vivendi VIV.PA closed its acquisition of French publisher Lagardere LAGA.PA deal before securing regulatory approval, the European Commission said.

** It has taken months of tortuous negotiations for Vodafone VOD.L and CK Hutchison 0001.HK to agree a deal to create Britain's biggest mobile operator, but from a regulatory standpoint the hard work is only just beginning.

** Australian real estate firm Dexus (DXS) said it has exchanged contracts to sell Axxess Corporate Park, a business park in Mount Waverley, Victoria, at a 7.4% premium to an independent property valuation conducted in December.

** Bain Capital Private Equity has made an offer for SoftwareOne SWON.S which values the Swiss software management company at 2.9 billion Swiss francs ($3.21 billion), Bain said.

** Swiss cement-maker Holcim HOLN.S announced it had acquired Minerales y Agregados, a company specialising in advanced mortars and adhesives in Guatemala.

** Australia's AGL Energy (AGL) said it had signed a three-year deal with energy giant BP BP.L to provide easier access to electric vehicle charging points for users in New South Wales, in a bid to switch towards green energy.

** Unilever ULVR.L said on Wednesday it is set to acquire frozen yogurt brand Yasso Holdings in North America, adding to its roster of premium ice-cream brands like Ben & Jerry's, Magnum, and Talenti.

** Gibson Energy GEI.TO said on Wednesday it will buy South Texas Gateway oil terminal from Buckeye Partners and its partners for $1.1 billion as the Canadian energy infrastructure firm looks to expand into U.S. crude oil export markets.

** Time is running out on a deadline for Microsoft MSFT.O to complete its $69 billion acquisition of Activision Blizzard ATVI.O , compelling the companies to ask a U.S. judge on Wednesday to quickly get the ball rolling on the Federal Trade Commission's legal bid to block the deal.

** Healthcare services provider Premier PINC.O said on Wednesday it has agreed to sell certain non-healthcare operations to Omnia Partners for about $800 million in cash.