First Interstate BancSystem, Inc. reported a net income of $47.1 million, or $0.76 per share, for the third quarter of 2021. This compares to a net income of $42.5 million, or $0.69 per share, for the second quarter of 2021, and $48.3 million, or $0.76 per share, for the third quarter of 2020. The third quarter 2021 earnings include pre-tax acquisition costs of $6.6 million related to the pending acquisition of Great Western Bancorp, Inc., and accrued expenses of $1.2 million related to a settlement of a legal claim.
Entered into a definitive agreement to acquire all of the outstanding stock of Great Western, the parent company of GWB.
Total deposits increased $441.6 million, or 2.8%, to $16,007.3 million as of September 30, 2021 from $15,565.7 million as of June 30, 2021, resulting in a 11.1% annualized growth rate in deposits.
Asset quality further improved in the third quarter of 2021. Criticized loans were $251.2 million, as of September 30, 2021, resulting in a $22.2 million, or 8.1%, decrease from $273.4 million as of June 30, 2021, and a decrease of $128.1 million, or 33.8%, from $379.3 million as of September 30, 2020.
Net charge-offs decreased $0.5 million, or 45.5%, to $0.6 million, or an annualized 0.02% of average loans outstanding, as of September 30, 2021, from $1.1 million, or an annualized 0.04% of average loans outstanding, as of June 30, 2021, and decreased $4.0 million, or 87.0%, from $4.6 million, or an annualized 0.18% of average loans outstanding, as of September 30, 2020.
The Company expects to close the merger with Great Western Bancorp during the first quarter of 2022.