Shares of Tata Communications surged more than 6% after the company said net profit for the quarter ended June rose 84% from a year earlier.

In a press release, the company said its consolidated revenue was Rs 4,311 crore ($558.9 million), an increase of 5.1% yearly. Subsequently, revenue growth closely followed the growth of the data business.

Consolidated net profit for the quarter was Rs 544 crore ($70.5 million), up from Rs 2.96 crore ($40.1 million) in the same period last year and an increase of 83.6% year-on-year.

Consolidated earnings before interest, tax, depreciation and amortisation (EBITDA) were Rs 1,077 crore ($139.7 million), up 9.2% year-on-year, and margins were 25%, up 95bps year-on-year.

Tata Communications Chief Financial Officer Kabir Ahmed Shakir said the company focused on operational efficiency and balance sheet cleanliness, which was reflected in our profitability and cash flow.

The stock was up 6.42% at Rs 1,042.55 as of 9.35 am.