The stock markets remained firm for the fifth consecutive day with the benchmark Sensex gaining 135 points at 1045 hrs on Tuesday on better buying by foreign funds and short covering by investors ahead of the expiry of derivatives segment contract on Thursday.
The Bombay Stock Exchange 30-share barometer was quoted up at 16,876.00 at 1045 hrs, a rise of 134.70 points from its previous close.
The broader 50-share Nifty of the National Stock Exchange also gained 41.75 points at 5,017.80 at 1045 hrs from its last close.
Brokers said the market is expected to remain firm on reports that the SEBI is planning to further relax norms for governing foreign portfolio investment in the country.
Short covering in Nifty futures at the end of derivatives series and rollover will also support the market sentiment.
Auto stocks attracted brisk activity in early trade, as a result its index advanced by 1.37 per cent.