Birlasoft shares rose 13%, their biggest single-day gain in five years, on October 29 after brokerages found the IT company's revenue growth above estimates. Its constant currency revenue grew 2.1% sequentially but was down 1.1% from the previous year. It reported CC revenue growth of 2.1%, which is its best in the last eight quarters. The company EBITDA margin was at 15.2% from 90 basis points from the previous quarter.