ALA is trading 10.1% up at $11.39 after gaining alongside stronger broader-market sentiment on August 27, 2026, with Nvidia’s earnings beat supporting risk appetite.

  • The S&P 500 is up 0.36% and the Nasdaq Composite is up 1.00%.
  • No fresh AltaGas-specific announcement has been identified; the move appears global-market driven rather than company-specific.
  • AltaGas’s recent results and raised guidance remain supportive background context.