Mumbai, Sept. 18 -- Poonawalla Fincorp Ltd, Newgen Software Technologies Ltd, Tata Investment Corporation Ltd, Sonata Software Ltd are among the other stocks to see a surge in volumes on NSE today, 18 September 2025.Cohance Lifesciences Ltd registered volume of 422.64 lakh shares by 14:14 IST on NSE, a 57.59 fold spurt over two-week average daily volume of 7.34 lakh shares. The stock slipped 5.73% to Rs.911.00. Volumes stood at 1.64 lakh shares in the last session.Poonawalla Fincorp Ltd witnessed volume of 533.87 lakh shares by 14:14 IST on NSE, a 47.88 times surge over two-week average daily volume of 11.15 lakh shares. The stock increased 12.26% to Rs.501.90. Volumes stood at 18.5 lakh shares in the last session.Newgen Software Technolo...