Eight high-profile companies have announced stock splits in 2024. Two of these businesses make for smart buys, while another highflier looks to be setting its shareholders up for disappointment.Volatility and uncertainty are something every investor has to contend with. Even though we're in a rip-roaring bull market right now, this decade began with all three major stock indexes trading off bear and bull markets in successive years (through 2023).For the longest time, when the going got tough on Wall Street, investors would seek out the safety of the FAANG stocks. But over the last three years, it's stocks enacting splits that have been investors' security blanket.A blank paper stock certificate for shares of a publicly traded company. A blank paper stock certificate for shares of a public