Domestic equity markets on Friday opened lower after a recent rally, with IT stocks bearing the brunt of the selling pressure after global software services provider Accenture's guidance cut triggered concerns over the sector's growth outlook. 

According to IANS, Sensex opened at 76,852.86, down 0.71 per cent or over 500 points, while Nifty began the session at 23,991.20, declining 0.73 per cent or more than 150 points.