Leidos is trading 5% up at $135.82 after broad U.S. equity markets strengthened before the September 17, 2026 open.

  • The S&P 500, Nasdaq Composite, and Dow Jones Industrial Average rose 0.84%, 1.14%, and 0.80%, respectively.
  • A September 16 contract-release correction was reported, but available coverage does not explicitly link it to the pre-market move.