Warren Buffett has said in the past that his greatest ever investment mistake was buying Berkshire Hathaway.
In a 2010 interview with Becky Quick on CNBC, Warren Buffett noted buying Berkshire was such a colossal mistake, it cost him upwards of $200 billion in lost profits. Nearly a decade after this interview, I'm sure the total opportunity cost has increased further still.
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Buffett has described Berkshire as being his biggest mistake, but it isn't the only big mistake he has made during his lengthy career.
Indeed, like any other investor, he's made a handful of severe mistakes throughout his...

