SET triggers circuit breaker after 8.01% plunge SET triggers circuit breaker after 8.01% plunge
WEDNESDAY, MARCH 04, 2026
Thailand’s SET Index tumbled more than 100 points in the March 4, 2026 morning session, breaking below 1,400 and edging closer to Circuit Breaker levels. Analysts pointed to panic selling, surging LNG costs and intensifying Middle East tensions as power producers came under heavy pressure.