Clarkston Financial Corporation announced unaudited consolidated earnings results for the first quarter ended March 31, 2018. For the quarter, the company announced total interest income of $1,997,000 compared to $1,802,000 a year ago. Net interest income was $1,759,000 compared to $1,666,000 a year ago. Income before income taxes was $611,000 compared to $560,000 a year ago. Net income was $484,000 compared to $369,000 a year ago. Book value per share was $4.78. Return on average assets was 0.97% compared to 0.79% a year ago. Return on average equity was 9.75% compared to 7.56% a year ago. The increase in net interest income is primarily due to the growth in its loan portfolio. Earnings per share - basic & diluted was $0.15 against $0.11 a year ago.