Amentum is trading at $21.45, up 4.08%, after securing a $974 million NASA Langley Research Center contract announced August 20, 2026.

  • The decade-long CMOE II agreement covers maintenance, engineering, research systems, laboratories, wind tunnels, and infrastructure modernization.
  • Coverage reported a 3.1% premarket gain; investors appear focused on substantial, long-duration revenue visibility.
  • Broader markets are also higher on August 21, 2026; defense-sector weakness makes the NASA award the clearest company-specific catalyst.