Stock market today: Dow, S&P 500, Nasdaq wobble as data-packed last full week of trading kicks off

Company and Industry Insights - iRobot (IRBT) stock plummeted around 70% after filing for bankruptcy, struggling against competition from cheaper Chinese rivals and the impact of tariffs [6] - The rotation from tech stocks to value stocks has pressured the Nasdaq and S&P, but is seen positively by strategists as a sign of broadening support for stocks beyond narrow tech leadership [2] - The upcoming economic data releases, including the monthly jobs report and inflation reading, are critical for assessing the Federal Reserve's future rate cut decisions, which could impact corporate earnings [4] - The potential replacement of Federal Reserve Chair Jerome Powell is a key factor, with Kevin Hassett being a frontrunner who has indicated that Trump's opinions would be considered while maintaining independence in rate setting [5]