The SET indes was closed flat at midday to 841.84 on Tuesday.
The trading value was at Bt9.42 billion.
PTT was the most active stock rising 1.19 per cent to Bt338, while Thai Oil was flat at Bt75. Advanced Info Service fell by 3.2 per cent to Bt90.5, while TMB Bank was down by 1.97 per cent to Bt1.49. - The Natin