Why Is Arm Holdings ($ARM) Stock Down -9.39% Today? ARM shares fell 9.39% to $173.79 from a prior close of $191.80. Primary catalyst: Disappointing fiscal Q3

Why Is Arm Holdings ($ARM) Stock Down -9.39% Today? ARM shares fell 9.39% to $173.79 from a prior close of $191.80. Primary catalyst: Disappointing fiscal Q3 guidance and slower-than-expected royalty growth, which fell short of elevated AI-era expectations.