Arm Holdings is trading 3.29% up at $242.58 after broad U.S. equity gains lifted technology stocks on September 3, 2026.

  • The Nasdaq Composite is up 1.44%; the S&P 500 and Dow are also above 1%.
  • Softer-rate expectations and a retreat in Treasury yields supported gains.
  • No fresh company-specific catalyst was identified; Nvidia’s Arm-based RTX Spark news appears earlier and is not a new September 3 announcement.