OLD SECOND BANCORP INC. revenue for the last year amounted to 275.74 M EUR, the most of which — 259.22 M EUR — came from its highest performing source at the moment, Community Banking, the year earlier bringing 232.91 M EUR. The greatest contribution to the revenue figure was made by United States — last year it brought OLD SECOND BANCORP INC. 259.22 M EUR, and the year before that — 232.91 M EUR.