Reacting to this, the stock plunged 14.75 per cent to Rs 837.20 at BSE.
On NSE, it tumbled 14.99 per cent to Rs 834.85.
The country's fourth-largest software services firm, which follows July-June fiscal, will announce its earnings for the July-September 2015 quarter in the fourth week of October.
"The revenue growth is likely to be tepid on account of adverse currency impact; a client specific issue and; skewness in revenue growth due to transition timelines for complex engagements particularly in Infrastructure Services," it had said in a filing to the BSE yesterday.
The Noida-based firm said during the quarter, revenues to be reported in US dollar would have an adverse impact of 80 basis points on account of sharp depreciation of multiple currencies against the greenback.
