For the three month ended on 30 September 2012, its net interest income stood at $63.5m, with a marginal decline of 1% from $64.41m, during the corresponding period a year ago.
Net interest margin has shown a positive trend and touched 3.50%, in the current quarter period, which was 3.46 %, year ago quarter.
Asset quality remained strong as the level of classified loans continued to improve in the third quarter and declined by $74.2m, or 20%, year to date.
National Penn president and CEO Scott Fainor said, "We will continue to operate with a sense of urgency and accountability to provide consistent returns for our shareholders and utilize the strength of our balance sheet as a competitive advantage."
Headquartered in Boyertown, National Penn Bancshares is a bank holding company, which has $8.4bn in assets and manages 119 branches in Pennsylvania and one branch in Maryland, US.