India, Oct. 16 -- Sensex and Nifty opened higher on Friday, extending gains from the previous session, as falling US Treasury yields and a regulatory reversal on the closing auction session lifted investor sentiment.

The Nifty 50 and BSE Sensex logged their biggest single-day gains in four months on Thursday, supported by a rebound in global AI-related stocks and optimism driven by corporate earnings, according to a Reuters report.

Benchmark stock index Sensex rallied 1,534 points, or over two per cent, to close at a three-week high on Thursday, driven by heavy buying in banking, IT and Reliance Industries shares amid easing crude oil prices.

The 30-share BSE Sensex jumped 1,533.72 points, or 2.11 per cent, to settle at 74,315.61, near...