These 3 Stock-Split Stocks Are Absolutely Crushing the Benchmark S&P 500 This Year

Core Insights - The excitement surrounding forward stock splits in high-profile companies has significantly contributed to the S&P 500's performance in 2025, alongside the trend of artificial intelligence [1][2] Group 1: Stock Split Dynamics - A stock split allows companies to adjust their share price and outstanding share count without affecting market capitalization or operating performance [2] - Investors typically favor companies that announce forward splits, as these are perceived to make shares more affordable for retail investors [4] - Companies completing forward splits often demonstrate superior innovation and execution compared to their competitors [4] Group 2: Company Performances - O'Reilly Automotive has seen a 36% year-to-date increase, driven by a 15-for-1 forward split and strong demand for auto parts due to the aging vehicle population [5][6][7] - Fastenal's shares are up 32% year-to-date, benefiting from its corporate culture of frequent stock splits and strong ties to contract sales, which account for over 73% of its net revenue [11][14] - Interactive Brokers Group has outperformed with a 44% year-to-date increase, supported by a favorable stock market environment and significant investments in technology that enhance customer offerings [17][18][19][20]