Microsoft closed 1.04% lower at $6.931 billion after completing a $68.7 billion acquisition of Activision Blizzard, becoming the world's third largest gaming company. Microsoft announced on Friday that it has completed the $68.7 billion acquisition of Activision Blizzard after obtaining approval from the UK's antitrust regulatory agency, the Competition and Market Authority (CMA). This means that after more than 20 months of effort, Microsoft has finally successfully acquired Activision Blizzard. After the transaction is completed, Microsoft will become the third highest revenue gaming company in the world, second only to Tencent and Sony.