Big-name stocks that have split their shares in recent years have generally done fairly well afterward.A stock split doesn't fundamentally change anything about a business. Its financials remain the same, the stock's earnings multiples are the same, and it's just as good a buy as it was before the split. But that doesn't mean stock splits don't have an effect on a stock's performance. They are, after all, a positive sign that a business is doing well and that the share price is high enough that deploying a ...