Mumbai, June 18 -- Authum Investment & Infrastructure Ltd, Elgi Equipments Ltd, Vedant Fashions Ltd, KEI Industries Ltd are among the other stocks to see a surge in volumes on NSE today, 18 June 2025.Hindustan Zinc Ltd registered volume of 1312.23 lakh shares by 14:14 IST on NSE, a 14.68 fold spurt over two-week average daily volume of 89.38 lakh shares. The stock slipped 6.56% to Rs.454.45. Volumes stood at 96.23 lakh shares in the last session.Authum Investment & Infrastructure Ltd saw volume of 5.08 lakh shares by 14:14 IST on NSE, a 7.24 fold spurt over two-week average daily volume of 70112 shares. The stock increased 3.17% to Rs.2,513.90. Volumes stood at 44945 shares in the last session.Elgi Equipments Ltd registered volume of 43.2...