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Warren Buffett bought $1bn stake in Activision weeks before Microsoft deal Berkshire Hathaway

The investment in Activision stood out in a quarter in which Warren Buffett’s Berkshire Hathaway made relatively minor adjustments to its holdings © Rick Wilking/Reuters

Warren Buffett’s Berkshire Hathaway purchased a nearly $1bn stake in Activision Blizzard in the fourth quarter of 2021, weeks before the video game maker agreed to sell itself to Microsoft for $75bn.

The sprawling industrials conglomerate, which manages a stock portfolio worth hundreds of billions of dollars, disclosed the purchase of 14.7mn shares in Activision in a securities f