Security Matters is trading 7.47% down now at $10.16 in pre-market, with no new company-specific announcement or major overnight catalyst identified in available coverage.

  • It fell 35.45% during the September 21, 2026 regular session.
  • The latest notable company news was the September 8 plastics platform launch, which predates the move.
  • Bitcoin is down 1.01% and Ethereum 1.17% since the previous close, insufficient to explain the much larger decline.