The Indian stock market erased all morning gains to close in the deep red, with Sensex seeing a sharp downturn at the fag end of the session on its first monthly expiry following the introduction of the closing auction session (CAS).
Sensex dropped 539 points or 0.7% to close at 76,934, while Nifty lost 117 points or 0.48% to end below 24,091 on Thursday. Both the benchmark indices erased all morning gains, although Sensex’s losses were sharper.