Sandisk is trading at $1,385.36, up 9.69%, amid a broader U.S. chip-stock rebound, the clearest available context for the move.

  • Reuters reported U.S. chip stocks recovered after last week’s steep selloff, supported by lower Treasury yields and easing crude prices; Sandisk was up 4.3% in its coverage.
  • The provided market context shows the S&P 500 up 0.52% and Nasdaq Composite up 1.02%.
  • No verified October 19 company-specific catalyst explains the larger gain.