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Commerce Bancshares , Inc. 1000 Walnut Street / Suite 700 / Kansas City , Missouri 64106 / 816.234.2000 CBSH FOR IMMEDIATE RELEASE : Tuesday , October 20 , 2026 COMMERCE BANCSHARES , INC . REPORTS THIRD QUARTER EARNINGS PER SHARE OF $ 1.08 Commerce Bancshares , Inc. announced earnings of $ 1.08 per share for the three months ended September 30 , 2026 , compared to $ 1.01 per share in the same quarter last year and $ 1.10 per share in the second quarter of 2026. Net income for the third quarter of 2026 amounted to $ 155.0 million , compared to $ 141.5 million in the third quarter of 2025 and $ 159.8 million in the prior quarter . For the nine months ended September 30 , 2026 , earnings per share totaled $ 3.14 compared to $ 3.03 for the first nine months of 2025. Net income amounted to $ 456.4 million for the nine months ended September 30 , 2026 , compared to $ 425.6 million in the comparable period last year . For the year to date , the return on average assets was 1.75 % , and the return on average equity was 14.03 % . In making this announcement , John Kemper , Chief Executive Officer , said , “ Commerce delivered another solid quarter , with strong profitability , broad - based loan growth , continued momentum across our fee businesses and excellent credit quality . Ending loan balances grew at an annualized rate of more than 7 % during the quarter , led by continued strength in our commercial and wealth segments . These results reflect the durability of our diversified business model and our team's continued focus on serving our customers . " Our underlying net interest margin expanded after excluding the TIPS inflation income recognized in the prior quarter . Fee income also increased , led by continued strength in our trust , bank card , and deposit fees . This balanced revenue mix remains an important source of strength for Commerce and supports consistent performance over time . " Deposit balances performed in line with our expectations during the quarter . Our longstanding customer relationships , diverse deposit base and strong liquidity position continue to provide a solid foundation for growth . We also remained focused on disciplined capital management , repurchasing approximately 1.9 million shares while maintaining strong capital levels and supporting balance sheet growth . This balanced approach allows us to support customer growth , return capital to shareholders and maintain the strong balance sheet that has been a source of strength through economic cycles . " Third Quarter 2026 Financial Highlights : • • Net interest income was $ 308.9 million , a $ 6.2 million decrease from the prior quarter . The net yield on interest earning assets decreased six basis points to 3.71 % . Non - interest income totaled $ 185.5 million , an increase of $ 1.6 million , or .9 % , over the prior quarter and was 37.5 % of total revenue . 1