Coforge Ltd. announced a stock split which will double the number of shares but not alter the company's market cap.The stock split involves splitting existing equity shares with a face value of Rs 10 each into two equity shares of Rs 5 each, fully paid up.Investors need to hold shares as of the record date to be eligible for the stock split, with the entitlement based on the split ratio.The company's share price surged to a one-month high in the first week of May following the announcement of a dividend and stock split.