The Sensex at the Bombay Stock Exchangerecovered 155 points in early trade today largely on the back of covering-up of pending short positions in view of monthly expiry in the derivatives segment amid a firming trend in the Asian region. The 30-share index rose by 155 points to trade at 20,575. The Sensex had lost 185 points in the previous two sessions. The wide-based National Stock Exchange index Nifty recovered 44 points to 6,101. In the Asian region, Japan's Nikkei Index was up 1.18 per cent, while Hong Kong's Hang Seng index gained 0.68 per cent in early trade. The US Dow Jones Industrial Average ended 0.15 per cent higher in yesterday's trade.