Jeffries: 60% of the monies that banks raise as deposits are doled out as loans. ICICI banks, net interest margin or NIM rose from 4% in June 2022 to 4.7% in December 2022. Kotak Mahindra banks NIM jumped from 4.9% to 5.5% and stayed bank of India's NIM inched north from 3.2% to 3.7%.