Fast-casual restaurant chain Chipotle is set to conduct its first-ever stock split after rallying more than 14,000% from its $22 initial public offering (IPO) price in January 2006.Although artificial intelligence (AI) and the "Magnificent Seven" stocks are widely credited with lifting the major stock indexes to record levels, it can be argued that stock splits are the hottest trend on Wall Street right now.A stock split is an event that allows a publicly traded company to alter its share price and outstand ...