Mumbai, May 15 -- The BSE Sensex on Thursday posted a massive gain of 1200.18 pts to close high at 82,530.74, 7-month-high amid a positive turn in global cues and optimism over India-US trade pact.

Investor sentiments were boosted following a media report that US President Donald Trump said India had offered a "no tariffs" trade deal to the United States.

The National Stock Exchange (NSE) gained 395.20 pts at 25,062.10.

The day opened on a flat note as the BSE Sensex marginally up 23 pts at 81,354.43. It was immediately went in red and dropped 568 pts at 80,762.16, days low. In late trade, it was bounced back and spurted 1388 pts at 82,718.14, days high, before closing at 82,530.74, surging 1200.18 pts from its previous close.

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