The 30-share index opened higher at 22,493.59 points and traded between a high of 22,575.62 and low of 22,437.94.    It quoted 22,451.90 points at 1000 hours, showing a gain of 34.10 points, or 0.15 percent, from its last close.
Profit-booking was witnessed in stocks of capital goods, metal, realty and oil & gas sectors.
The NSE 50-share barometer Nifty also traded up by 7.55 points, or 0.11 percent, to 6,703.95 at 1000 hours.
Major gainers were Tata Power (1.67 percent), Infosys (1.40 percent), HDFC (0.95 percent), TCS (0.93 percent), HeroMotoCorp (0.75 percent) and Cipla (0.69 percent).
However, M&M (1.57 percent) followed by GAIL (1.30 percent, Hindalco (1.19 percent), Tata Steel (1.09 percent) and Maruti (1.00 percent) incurred profit-booking.
Meanwhile, foreign institutional investors (FIIs) bought shares worth a net Rs 454.48 crore on Thursday, as per provisional data from the stock exchanges.
Asian stocks rose as investors weighed corporate earnings and waiting for the release of US non-farm payrolls later today.
Key benchmark indices in Taiwan, Hong Kong, Singapore and Indonesia rose 0.3-0.79 percent while indices in Japan, South Korea and Taiwan were down 0.19-0.34 percent.


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