News: MQG Deals of the day-Mergers and acquisitions

June 25 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 0930 GMT on Tuesday:

** Australia's Macquarie Group (MQG) said its European infrastructure fund will sell its 40% stake in Italian energy firm Hydro Dolomiti Energia (HDE) to a consortium in a deal valuing HDE at about 1 billion euros ($1.07 billion).

** Boeing BA.N has offered to acquire Spirit AeroSystems Holdings SPR.N in a deal funded mostly by stock that values its key supplier at about $35 per share, Bloomberg News reported on Monday, citing people familiar with the matter.

** Brazilian auto parts producer Frasle Mobility FRAS3.SA said on Monday it has agreed to buy Mexican auto spare parts distributor Dacomsa from Mexico's Grupo Kuo S.A.B de C.V. KUOB.MX for 2.1 billion reais ($389.5 million).

** Brazilian mall operator Multiplan MULT3.SA has learned that Canada's Ontario Teachers' Pension Plan (OTPP) intends to sell its stake in the company, the Brazilian firm said in a securities filing on Monday.

** Bitcoin miner Riot Platforms RIOT.O is seeking three board seats at rival Bitfarms BITF.TO , a long-sought acquisition target that has rebuffed its $950 million buyout offer and adopted a poison pill to fend off any attempt at a hostile takeover.