The Alberta Crown corporation says net income for the three months ended June 30 was $54.2 million, down from $56.4 million during the same period a year earlier.
Total operating revenue was $290.7 million, up from $274.5 million a year earlier.
Non-interest expenses were up more than eight per cent to $215.7 million.
"The solid results in the first quarter of the year are good news for all ATB associates and customers who, together, have worked through the challenges of our new banking system," said Dave Mowat, ATB's president and CEO.
"Moving ahead, our goal is to become a more productive company, earning the trust and respect of even more Albertans and Alberta-based businesses."
Net loans were up 6.2 per cent to $27.4 billion, while deposits rose 4.9 per cent to $23.2 billion.
ATB Financial is the largest Alberta-based financial institution with assets of $32 billion. It provides retail, agriculture and business financial services as well as investor services to more than 635,000 Albertans.