The Bombay Stock Exchange benchmark Sensex has gained over 44 points in the opening trade on Wednesday on fresh capital inflows from foreign funds. The Sensex was trading at 17,123, up by 74 points when reports last came in. Similarly,the wide-based National Stock Exchange index Nifty was trading 17 points up at 5119. The Hong Kong's Hang Seng was up by 0.06 per cent, while Japan's Nikkei almost flat in the morning trade on Wednesday.