Sensex struggles to gain strength, Nifty tests 7300; top 20 stock ideas Ganesh Sivaraman 10 years ago The S&P BSE Sensex plunged nearly 300 points in trade on Tuesday, led by losses in Reliance Industries Ltd, ONGC, SBI, M&M and HDFC Bank. Read More Share this: Top 5 Sensex firms add over Rs 98,000 cr in m-capMay 25, 2014Stock Market