This retail colossus has turned a $16.50 investment since its IPO into more than$586,000!For years, stock splits have been one of the most exciting trends on Wall Street.A stock split is a tool public companies have available that allows them to adjust their share price and outstanding share count by the same factor. These changes are surface-scratching in that they don't impact a company's market cap or operating performance.Businesses completing forward stock splits (designed to reduce a company's share ...