PTI, MUMBAI: The BSE Sensex plunged by about 410 points to close at a five-month low while the broader Nifty crashed below the 10,000 mark for the first time this year following a global sell-off due to fears of a trade war as US President Donald Trump announced tariffs on Chinese goods.

The 30-share Sensex tumbled by 409.73 points or 1.24% to close at a five-month low of 32,596.54, a level last seen on October 23 last year. The 50-issue Nifty ended below the psychological 10,000-level.

 by dropping 116.70 points or 1.15 per cent to 9,998.05, the lowest closing level in five months. The level was last seen on October 11 last year, when it had closed at 9,984.80.

Investors lost around Rs 1.57 lakh crore in market valuation today.

For the fourth straight week, the flagship Sensex recorded a fall of 579.46 points, or 1.75 per cent, while the NSE Nifty lost 197.10 points, or 1.93 per cent.