Slide 1: Q1 2026 Earnings Investor Presentation
Q1 2026 EARNINGS INVESTOR PRESENTATION April 28, 2026
Slide 2: Forward-Looking Statements
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 2 Forward-Looking Statements This presentation may contain “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27A of the Securities Act of 1933, as amended, and Se
Slide 3: Table of Contents
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 3 Table of Contents Overview of First Busey Corporation (BUSE) 4 1Q26 Review 5 Investment Highlights 6 Earnings Performance 7 Strategically Configured Regional Operating Model 8 High Quality Loan Portfolio 9 Well-Diversified
Slide 4: Overview of First Busey Corporation
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 4 Overview of First Busey Corporation (NASDAQ: BUSE) Powerful Combination of Banking, Wealth, and Payments $18.0 Billion Total Assets 1 ▪ Premier Commercial Banking Franchise with attractive market footprint ▪ Full-service Tr
Slide 5: 1Q26 Review
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 5 1Q26 Review Improving Profitability Financial Results ▪ Profitability was strong with a 1.42% adj. ROAA1, a 14.12% adj. ROATCE1, and 54.8% efficiency ratio1 in 1Q26, compared to 1.09% adj. ROAA1, 11.25% adj. ROATCE1, and 58
Slide 6: Investment Highlights
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 6 Investment Highlights Financial Highlights Balance Sheet Strength 1Q26 KRX Median Metrics better than MRQ 4 KRX median in bold ▪ High quality, commercially-oriented loan portfolio is well-diversified by sector and geographi
Slide 7: Earnings Performance
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 7 Earnings Performance Adjusted Net Income & Earnings Per Common Share 1 Adjusted ROATCE & Adjusted ROAA 1 $ in millions Adj. Net Income Avail. to Common S/H Adj. EPS Adj. ROATCE Adj. ROAA $60.6 14.4% 14.0% 14.3% 14.1% $57.2
Slide 8: Strategically Configured Regional Operating Model
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 8 Strategically Configured Regional Operating Model Enterprise-wide sales structure is organized by region – bringing full Focused on bringing the full breadth of commercial, wealth, and payments capabilities and the complete
Slide 9: High Quality Loan Portfolio
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 9 High Quality Loan Portfolio Loan Portfolio Composition Loan Yield As of 3/31/26 Disciplined loan pricing remains a key enterprise-wide priority Other Commercially-oriented portfolio is 4% well-diversified by sector and geog
Slide 10: Well-Diversified & Conservatively Underwritten Portfolio
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 10 Well-Diversified & Conservatively Underwritten Portfolio $ in millions % of 3/31/26 $ in millions % of 3/31/26 $ in millions % of 3/31/26 3/31/26 Total Classified 3/31/26 Total Classified 3/31/26 Total Classified Commercia
Slide 11: Pristine Credit Quality
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 11 Pristine Credit Quality Nonperforming Assets / Total Assets ▪ Conservative underwriting and strong portfolio $ in millions management has resulted in a continued legacy of pristine Busey KRX Median credit quality ▪ Process
Slide 12: Top Tier Core Deposit Franchise
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 12 Top Tier Core Deposit Franchise Successful Post-Acquisition Deposit Optimization Strategy: Deposit Portfolio Composition Total Cost of Deposits vs. Peers As of 3/31/26 Loan to Deposit Ratio Busey KRX Median 91.3% 3.00% Int
Slide 13: Net Interest Margin
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 13 Net Interest Margin Net Interest Income Trend $ in millions Net Interest Margin Trend 1 Net Interest Income Purchase Accounting Accretion Earning Assets Cost of Funds NIM $1 53.2 $1 55.1 $1 57.6 $1 54.0 5.63% 5.63% 5.53% 5
Slide 14: Diversified and Significant Sources of Noninterest Income
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 14 Diversified and Significant Sources of Noninterest Income Adjusted Noninterest Income / Operating Revenue 3 $ in millions 21.9% Adjusted Noninterest Income Adj. Nonint. Inc. Net Interest Income Adj. Nonint. Inc./Op. Rev. A
Slide 15: Wealth Management
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 15 Wealth Management $15.6 Billion Assets Under Care $72.1 Million LTM Revenue 1 45.8% LTM PT Margin 2 Assets Under Care Wealth Revenue 1 and Pre-Tax Income 2 ▪ Assets Under Care (AUC) remained stable QoQ despite lower market
Slide 16: Focused Control on Expenses
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 16 Focused Control on Expenses Noninterest Expense ▪ Focused on delivering positive operating leverage: strong positive $ in millions 2025 Q1 2025 Q2 2025 Q3 2025 Q4 2026 Q1 operating leverage of +14% in FY 2025 and again pos
Slide 17: Robust Capital Foundation
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 17 Robust Capital Foundation Tangible Common Equity 1 $ in millions Common Equity Tier 1 2 $ in millions TCE TCE Ratio Common Equity Tier 1 CET1 Ratio Min + Buffer Ratio $1,748 $1,773 $1,722 $1,888 $1,908 $1,920 $1,676 $1,709
Slide 18: Appendix
Appendix Busey , FIRST BUSEY CORPORATION
Slide 19: Seasoned Leadership Team
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 19 Seasoned Leadership Team Van A. Dukeman Amy L. Randolph Chairman, President & CEO, First Busey Corp. Chief Operating Officer Chairman & CEO, Busey Bank Has served as Chairman & CEO of First Busey since 2007 and became Join
Slide 20: Purchase Accounting Projections
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 20 Purchase Accounting Projections Estimated accretion schedule of loan discounts based on anticipated contractual cash flow. These projections include remaining purchase accounting impact from all prior M&A transactions. ($
Slide 21: Non-GAAP Financial Information
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 21 Non-GAAP Financial Information This presentation contains certain financial information determined by methods other than U.S. Generally Accepted Accounting Principles (“GAAP”). Management uses these non- GAAP measures, tog
Slide 22: Non-GAAP Financial Information (Unaudited)
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 22 Non-GAAP Financial Information (Unaudited) Calculation of Adjusted Net Income and Adjusted Diluted Earnings Per Common Share Three Months Ended March 31, December 31, March 31, (dollars in thousands, except per share amoun
Slide 23: Non-GAAP Financial Information (Unaudited)
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 23 Non-GAAP Financial Information (Unaudited) Calculation of Return On Average Assets, Return On Average Tangible Common Equity, and Related Adjusted Return Measures Three Months Ended March 31, December 31, March 31, (dollar
Slide 24: Non-GAAP Financial Information (Unaudited)
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 24 Non-GAAP Financial Information (Unaudited) Calculation of Net Interest Margin and Adjusted Net Interest Margin Three Months Ended March 31, December 31, March 31, (dollars in thousands) 2026 2025 2025 Net interest income (
Slide 25: Non-GAAP Financial Information (Unaudited)
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 25 Non-GAAP Financial Information (Unaudited) Calculation of Efficiency Ratio Three Months Ended March 31, December 31, March 31, (dollars in thousands) 2026 2025 2025 Net interest income (GAAP) [a] $ 153,969 $ 157,558 $ 103,
Slide 26: Non-GAAP Financial Information (Unaudited)
1Q26 Earnings Investor Presentation First Busey Corporation | Ticker: BUSE 26 Non-GAAP Financial Information (Unaudited) Calculation of Tangible Common Equity, and Related Measures and Ratio As of March 31, December 31, March 31, (dollars in thousands, except per share amounts) 2026 2025 2025 Total