The stock fell as much as 12.33% to Rs 2,931.15 during the day's trade, making it the biggest loser on the Nifty 50 index. By around 1:15 pm, Trent's market capitalisation had dropped to about Rs 97,311 crore from Rs 1.11 lakh crore in the previous session, eroding nearly Rs 13,356 crore in investor wealth in a single day.