The main Raw Material for a bank is Money.   A bank borrows money from depositors at say 5%, packages that money as a loan

(And How to tell which is which) !   How do you know that a Bank/NBFC is doing great, good, average or terrible? – Business

Bank Stocks have given spectacular returns over the last 3 months. Nifty Bank has rallied by nearly 24% since it bottomed out just 3 months