Is StoneCo Stock a Buy Now?

Warren Buffett and his team at Berkshire Hathaway are known for their value approach to investing. So when they choose something a little different, investors should definitely take notice.Berkshire Hathaway took a position in Brazilian fintech StoneCo (STNE -2.56%) when it went public in 2018. It's down 42% since its initial public offering (IPO) and 80% off its highs.Did Buffett make a mistake? When he does, he's not hesitant to sell. But Berkshire Hathaway is holding on to it. Is StoneCo stock a buy toda ...