Shares in HCL Tech slumped a huge 10 per cent as the company issued a tepid revenue guidance for the quarter ending Sept 30, 2015.
The stock was quoting at Rs 890 on the National Stock Exchange, a fall of a huge Rs 90 over Wednesday's close.
The company also sounded a warning on a major client."In one of the multi-million custom application development project being executed for one of the customers...certain differences have arisen on with the customer," the company said. It has reserved up to $20 million as a matter of prudence.