Warren Buffett may have bought back a record $7 billion of Berkshire Hathaway stock in the past 3 months

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· *Warren Buffett seems to have repurchased more than $7 billion of Berkshire Hathaway stock in the last three months.*
· *The billionaire investor and Berkshire CEO bought back about $5.1 billion of his company's stock in May and June, and Berkshire's shrinking share count points to at least $2 billion of further...