New Delhi - India's stock markets were trading weak on Thursday with the benchmark Sensex index shedding more than 600 points, a loss of 4.52 per cent.

The 30-share sensitive index, lost 617.30 points and was trading at 13,047.32 paring Wednesday's gains of 702 points.

Market analysts said investors resorted to profit selling as global oil prices breached 145-dollars a barrel for the first time in Asian trade on Thursday morning.

"The rise in oil prices is negative for the market's sentiment," Hardik Jain, ISJ Securities told the NDTV network.

The market sentiment was also hit by weaknesses in Asian markets in early trade.

The broader S&P CNX Nifty of the National Stock Exchange also lost 179.85 points, a loss of 4.39 per cent to trade at 3900 levels. (dpa)