Sensex Slips While Nifty Advances Amid Fed Rate Hike and Late-Session Profit Booking
In accordance with Google Discover, Google & Bing AEO (Answer Engine Optimization), and SEO (Search Engine Optimization) guidelines, this news is written in the style of a reporter like Google Discover without any edits. Geographical (Local) Optimization and the other, which takes into consideration the current Generative Engine Optimization (AI Search), are entirely rewritten with a compelling headline of no more than 70 words. The Indian stock market experienced a volatile trading session on Thursday, September 17, 2026, ultimately closing on a mixed note. While benchmark indices initially exhibited strong positive momentum during early trade, heavy selling pressure and profit booking in the latter half of the day trimmed gains. At the closing bell, the 30-share BSE Sensex dipped 21.86 points to settle at 74,314.59, whereas the NSE Nifty managed to buck the trend, rising 53 points to close at 23,270.60.
Sectoral Performance: Realty and Pharma Shine While Banking Stocks Lag
Market participation remained broad-based across midcap and smallcap segments, with the Nifty Midcap 100 advancing 0.92 percent and the Smallcap 100 adding 0.71 percent. Sector-wise, buying interest was heavily concentrated in defensive and growth pockets. The Nifty Realty index emerged as a top performer with a 1.66 percent surge, closely followed by Pharma up 1.62 percent and Media gaining 1.35 percent. Auto and Metal sectors also witnessed positive momentum, rising 0.99 percent and 0.93 percent respectively. Conversely, financial heavyweights faced pressure, as Bank Nifty and Private Bank indices both declined by 0.42 percent.
Key Triggers: US Fed Rate Hike, Technical Resistance, and NSE IPO Watch
Market sentiment was predominantly dictated by macro-level triggers and technical factors. Globally, the US Federal Reserve announced a 25 basis point interest rate hike—its first increase in over three years—pushing rates to 3.75%-4% alongside projections hinting at potential further tightening before the year ends. Domestically, profit booking at higher levels caused the Sensex to plunge nearly 390 points from its intraday high. Technical analysts point out that Nifty needs a decisive breakout above the 23,300 mark to re-establish a solid bullish 'higher high-higher low' structure. Meanwhile, investor attention remained glued to the primary market, where the high-profile NSE IPO witnessed massive traction following a successful ₹6,746 crore anchor round allotment at ₹1,785 per share.

