The Indian stock market closed in negative territory on Friday, November 18. Banking stocks were under pressure, while the machine-building and pharmaceutical sectors outperformed the broader market.Investors are advised to watch for weekly foreign currency reserves, which are due out today.By the close, the Nifty 50 ticked down 0.07% to 8,074.10, while the BSE Sensex 30 eased 0.3% to 26,150.24. The Nifty 50 advancers were led by NTPC and Eicher Motors, surging 4.41% and 3.47%, respectively. On the other side of the spectrum, Zee Entertainment and Asian Paints sank 2.83% and 2.01%, respectively.The BSE Sensex 30 gainers included NTPC and Sun Pharmaceutical Industries, advancing 4.58% and 2.62%, respectively. Among the decliners, Tata Steel and ITC slid 2% and 1.92%, respectively.On the currency market, the USD/INR pair firmed 0.23% to 68.215, and EUR/INR was added 0.20% to 72.42. The 10-year bond yield reached 6.427%.Pharmaceutical stocks were well bid. Thus, Sun Pharmaceutical Industries and Aurobindo Pharma picked up over 2%.Banking names underperformed, with ICICI Bank and State Bank of India retreating more than 0.6%.Deepak Fertilisers tanked 6.85% after reporting lower quarterly net profit.HPL Electric & Power plummeted 19.98% after net profit slumped by 74% in the quarter ending September 30.From a technical standpoint, a falling trend towards 26,000 is forming on the BSE Sensex 30 chart. Stochastic lines are sell-friendly, so the benchmark still holds downside potential. $SENSEX, S&P BSE SENSEX INDEX / 1440