Following the news, the stock tumbled 10.44 per cent to Rs 467.40 -- its 52-week low at the BSE.
On NSE, shares of the company plunged 10.48 per cent to hit its one-year low of Rs 467.10.
"Q1 FY16 has some headwinds and tailwinds, which could see a risk of marginal decline in both revenue and EBITDA margin on a sequential basis," the company said in a regulatory filing.
Also, H1B visa costs will be a drag on margins.
However, "favourable currency movements could help both revenue and margin," it said.
It also said FY16 organic communication growth could remain subdued due to delayed decision making.
Meanwhile, in the stock market, the BSE benchmark Sensex was trading 242.44 points lower at 27,570.20.
