Punjab National Bank (PNB) has informed triple jump In Net Profit to Rs 2,223 crore december quarter – Highest in last 15 quarters – due to higher interest income and better asset quality. In the same quarter a year ago, the bank had earned a net profit of Rs 629 crore. PNB said its total income during the quarter under review increased to Rs 29,962 crore from Rs 25,722 crore in the same period last year.