8-K: First Interstate BancSystem Reports Q1 2026 Earnings

First Interstate BancSystem announced first quarter 2026 financial results, reporting net income of $60.2 million, or $0.61 per diluted share.

Summary

• First Interstate BancSystem reported first quarter 2026 net income of $60.2 million, or $0.61 per diluted share.
• This compares to net income of $108.8 million ($1.08 per share) in Q4 2025 and $50.2 million ($0.49 per share) in Q1 2025.
• Net interest margin increased to 3.41% in Q1 2026, up 5 basis points from Q4 2025 and 22 basis points from Q1 2025.
• Other borrowed funds decreased to $0 from $960.0 million in Q1 2025.
• Net charge-offs decreased to $2.4 million (0.06% of average loans) from $22.1 million (0.56%) in Q4 2025 and $9.0 million (0.21%) in Q1 2025.
• Non-performing assets increased to $162.5 million, up 17.5% from Q4 2025, but decreased 18.1% from Q1 2025.
• Total deposits decreased by $205.3 million to $21,883.0 million, primarily due to decreases in most deposit categories.
• The company repurchased 2.39 million shares for $84.0 million in Q1 2026 and authorized an additional $150.0 million to the repurchase program.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a mixed but generally stable report. Positives include margin expansion and strong capital ratios, while negatives are the significant drop in net income from the prior quarter and increased non-performing assets.

Positives

• Net interest margin improved to 3.41% in Q1 2026, showing a consistent upward trend.
• Net charge-offs significantly decreased to $2.4 million (0.06% annualized) from $22.1 million (0.56%) in the prior quarter.
• Other borrowed funds were reduced to zero, down from $960.0 million in the prior year.
• The company continues to execute its share repurchase program, with an additional $150 million authorized.
• The company declared a dividend of $0.47 per share, indicating confidence in ongoing profitability.
• Common equity tier 1 capital ratio remains strong at 14.30%.

Negatives

• Net income decreased significantly to $60.2 million in Q1 2026 compared to $108.8 million in Q4 2025.
• Total deposits decreased by $205.3 million compared to the previous quarter.
• Non-performing assets increased by $24.2 million (17.5%) from the prior quarter.
• Noninterest income decreased by $65.5 million compared to Q4 2025, largely due to a gain on branch sales in the prior quarter.
• Loans held for investment decreased by $473.2 million (3.1%) from the prior quarter.

Risks

• Potential for increased regulatory scrutiny and changes in governmental regulations.
• Deterioration in economic conditions could reduce demand for products and services and negatively impact loan credit quality.
• Credit losses on loans exceeding estimates.
• Cybersecurity risks, including business disruptions and disclosure of confidential information.
• Changes in interest rates could affect the value of investment securities.
• Competition from new or existing financial institutions and non-banks.
• Potential impairment of goodwill and other intangible assets.
• The volatility in the price and trading volume of common stock.

Future Outlook

The company anticipates continued earnings improvement driven by a strong commercial pipeline and ongoing fixed asset repricing. Guidance for full-year 2026 includes net interest income between $825-$845 million, non-interest income of $168-$173 million (excluding branch sale gains), non-interest expense of $630-$643 million, and an effective tax rate of 22.5%-23.5%. Long-term net charge-offs are expected to remain between 20-30 basis points annually.

Management Comments

• "We are pleased to see continued improvement in our net interest margin and continue to execute on our previously announced share repurchase authorization," said James A Reuter, President and Chief Executive Officer of the Company.
• "We are encouraged with the underlying momentum in the business as we enter the second quarter, with a strong commercial pipeline and ongoing fixed asset repricing supporting our confidence in continued earnings improvement."

Industry Context

StockSavvy.ai notes that First Interstate BancSystem's Q1 2026 results reflect broader trends in the regional banking sector, including margin expansion driven by repricing assets and a focus on operational efficiency. The decrease in deposits and loan balances, alongside an increase in non-performing assets, are challenges faced by many banks in the current economic climate.

Comparison to Industry Standards

• The net interest margin of 3.41% is competitive within the regional banking sector, with many peers also reporting margin expansion.
• The Common Equity Tier 1 (CET1) ratio of 14.30% exceeds the typical regulatory minimums and is generally in line with or above many comparable regional banks.
• The efficiency ratio of 63.8% is on the higher side compared to some more efficient large regional banks, suggesting room for operational improvement.
• Net charge-offs at 0.06% are very low, indicating strong credit quality management, which is a positive benchmark across the industry.

Stakeholder Impact

• Shareholders: Benefit from the declared dividend of $0.47 per share and ongoing share repurchase program, which can increase per-share value.
• Employees: Potential impact from branch optimization and organizational redesign, though focus on relationship managers may create new roles.
• Creditors: The company maintains strong capital ratios, indicating a stable financial position for creditors.
• Customers: Continued focus on relationship banking and expansion in core geographies may enhance service offerings.

Next Steps

• Continue executing on the share repurchase program.
• Focus on improving core profitability through operational efficiencies and repricing assets.
• Maintain a granular, low-cost deposit base.
• Proactively manage credit risk.
• Optimize the branch network through openings, closings, and relocations.
• Expand market share in core geographies.
• Attend the Q1 2026 Investor Conference Call on April 30, 2026.

Key Dates

Recommendation

The company demonstrates solid operational execution with improving net interest margins and strong capital. However, the decrease in net income from the prior quarter, coupled with an increase in non-performing assets, warrants a cautious approach. The ongoing share repurchases and dividend are positive, but the overall economic outlook and competitive landscape suggest a 'hold' rating until further clarity on sustained earnings growth and asset quality trends emerges.

Keywords

First Interstate BancSystem, FIBK, Q1 2026 Earnings, Financial Results, Net Interest Margin, Deposits, Loans, Capital Ratios