The lender had earned a net profit of Rs 57.95 crore in the October-December quarter of 2014-15.
Total income, however, during the quarter declined marginally to Rs 2,260.56 crore as against Rs 2,266.34 crore a year ago, Punjab & Sind Bank said in a statement.
Operating profit of the bank increased to Rs 298.52 crore as against Rs 161.29 crore in the year-ago period.
Gross NPAs as a percentage to total advances rose to 5.29 per cent from 5.01 per cent in the same quarter a year ago.
Total provisions, excluding for income tax, rose to Rs 171.56 crore as against Rs 104.93 crore in the year-ago period.