At the stock markets, the Sensex at the Bombay Stock Exchange ended with a marginal gain of 44 points, to close at 61,320, on Thursday. The Nifty at the National Stock Exchange moved up 20 points, to 18,036. The broader market out-performed the Sensex, with the BSE Midcap index and the Smallcap index climbing 0.9 per cent, each.