MUMBAI: IDBI Bank reported a 5% year-on-year rise in net profit to Rs 2,115 crore for the quarter ended June 30, 2026, from Rs 2,007 crore a year earlier, supported by higher net interest income despite a decline in fee and treasury income.Net interest income (NII) rose 10% to Rs 3,486 crore from Rs 3,166 crore in the year-ago quarter. However, non-interest income fell 28% to Rs 1,032 crore from Rs 1,437 crore. Operating profit stood at Rs 2,168 crore.The bank’s total business increased 15% year-on-year to Rs 5.85 lakh crore. Deposits grew 10% to Rs 3.26 lakh crore as of June 30, 2026, while net advances rose 22% to Rs 2.59 lakh crore.CASA deposits increased 7% year-on-year to Rs 1.42 lakh crore, while the CASA ratio stood at 43.64%.Asset quality improved, with the gross non-performing asset (NPA) ratio declining to 2.30% from 2.93% a year earlier. The net NPA ratio eased to 0.16% from 0.21%. Provision coverage ratio remained at 99.31%.The bank’s capital adequacy ratio improved to 26.92% from 25.39% a year ago, while the CET-1 ratio rose to 26.38% from 23.71%.Net interest margin stood at 3.61%, compared with 3.68% a year earlier. Return on assets was 1.89%, against 2.01% in the corresponding quarter last year.The cost of funds declined to 4.68% from 4.98% a year earlier, while the cost of deposits fell to 4.59% from 4.84%.The bank said its credit-deposit ratio improved to 79.50% from 71.40% a year earlier.