Arm Holdings is trading at $263.26 (+3.57%) as broad U.S. market gains followed August CPI data that eased immediate inflation concerns.

  • The S&P 500, Nasdaq Composite, and Dow Jones Industrial Average are each up more than 1%.
  • No clear company-specific announcement explains the move; it appears primarily global and macro-driven.
  • Piper Sandler’s September 10, 2026, initiation with an overweight rating and $320 target provides a supportive backdrop but predates today’s rebound.