Public sector stocks witnessed higher volatility during the week.

NALCO, IRFC, BHEL, NTPC shares were in demand on Wednesday but majority of action was witnessed in technology stocks. HCL Technologies jumped after the company announced strong quarterly results.

Rail Vikas Nigam (RVNL), Power Grid, NHPC and NTPC were among major gainers in today's trade.

NTPC Green Energy touched all-time low at Rs 96.20 during the early trading hours on Monday.

NMDC, SAIL, NALCO, REC, NTPC shares witnessed buying as many Public Sector companies announced quarterly numbers.

Vishnu Prakash R Punglia, a key player in India’s infrastructure and engineering sector, has been awarded a major civil construction contract from Bharat Heavy Electricals Ltd.