Argan is trading 4.36% up in after-hours trading at $410.00 after closing September 14, 2026, at $392.86, following a 5.05% regular-session decline; no confirmed catalyst has been identified.

  • No new company-specific announcement was identified for September 14, 2026.
  • The latest major catalyst remains Argan’s September 2 earnings beat, which reported record revenue and net income.
  • Recent coverage highlights investor debate over valuation and margins.