On 1 Oct 2026, West Texas crude rose to US$92.87/bbl (+2.45) and Brent to US$102.31/bbl (+4.28). The US Navy's USS Theodore Roosevelt is expected in the Middle East in November, and analysts see rising US-Iran tension. Iranian crude exports reportedly fell to near zero in September. For a Thai SME, expect diesel, fuel and transport costs to stay under upward pressure. Review fuel surcharges, delivery costs and energy budgets for the coming quarter, and watch for pump price changes.