The data for Sensex was not available due to a technical glitch at the Bombay Stock Exchange.
The 50-issue NSE Nifty rose 11.00 points, or 0.15%, to 7,667.40. Brokers said continued buying by foreign funds amid a mixed trend at other Asian bourses influenced the trading sentiments here.
Meanwhile, the BSE Sensex closed at an all-time high of 25,583.69 in Tuesday's trade after hitting intra-day high of 25,711.11. The gauge had rallied by 778.48 points in the past four sessions.
Among other Asian markets, Hong Kong's Hang Seng was down 0.39%% while Japan's Nikkei rose 0.28% in early trade on Wednesday. The US Dow Jones Industrial Average ended 0.02% higher in Tuesday's trade.