A phenomenal business that's rallied more than 66,000% since its initial public offering remains a rock-solid buy, while Wall Street's most-anticipated reverse split is rife with red flags.For much of the last three years, artificial intelligence (AI) has been the primary catalyst lifting the tide on Wall Street. But it's not the only trend responsible for lifting the benchmark S&P 500 to new heights.In addition to AI, investors have gravitated to businesses announcing and completing stock splits.A stock sp ...