First Interstate BancSystem (FIBK) reported Q4 earnings late Wednesday of $0.50 per diluted share, down from $0.59 a year earlier.

Analysts polled by FactSet expected $0.44.

Revenue for the quarter that ended Dec. 31, expressed as the sum of net interest income and noninterest income, was $261.3 million, up from $252.3 million a year earlier.

Analysts surveyed by FactSet expected $251.5 million.

Shares of First Interstate BancSystem traded 5.7% lower in after-hours activity.