Thai shares lost 11.07 points or 0.77 per cent this morning in light of intensifying political instability.
At noon, the index fell to 1,423.90 points.
Krungsri Securities said in a research note that if the index can stand above 1,430 points today, it could rise further to 1,450 points soon. However, if the index is below 1,430 points, it could head down further.