Nifty Dips Nearly 1%, Sensex Down 670 Points — Three Reasons Why Is Market Falling Today by NDTV Profits | May 20, 2026 11:50 am | Latest Posts, Market, Trending News The broader market is also facing pressure with the Nifty Smallcap 250 falling almost 0.40%, and the Nifty Midcap 150 dropping about 0.26%.