Slide 1: Origin Bancorp, Inc. 4Q25 Investor Presentation
ORIGIN BANCORP, INC. 4Q TWENTY25 INVESTOR PRESENTATION
Slide 2: Forward-Looking Statements and Non-GAAP Measures
FORWARD-LOOKING STATEMENTS AND NON-GAAP MEASURES This presentation contains certain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Forward-looking statements include information regarding Origin Bancorp, Inc’s (“Origin”, “we”, “our” or the “Com
Slide 3: Best Banks to Work For in America: Deposits & Loans by State
BEST BANKS TO WORK FOR IN AMERICA 13 CONSECUTIVE YEARS 11 17 6 9 1 1 11 DEPOSITS & LOANS BY STATE(1) DOLLARS IN MILLIONS, UNAUDITED (2) (3) Deposits (2) Loans (3) TEXAS Dallas/Fort Worth Houston East Texas Entry: 2008 Entry: 2013 Entry: 2022 52% Loans: $2,521 Loans: $2,139 Loans: $375 Deposits*: $1,
Slide 4: Optimize Origin to Deliver Elite Level Financial Performance
OPTIMIZE ORIGIN TO DELIVER ELITE LEVEL FINANCIAL PERFORMANCE PRODUCTIVITY, DELIVERY BALANCE SHEET CULTURE & EMPLOYEE & EFFICIENCY OPTIMIZATION ENGAGEMENT FINANCIAL OUTLOOK NEAR TERM GOAL ULTIMATE TARGET 1.15% + ROAA RUN RATE BY 4Q26 TOP QUARTILE ROAA 4 Q 2 6* 2 0 2 6* Loan Growth - ex Warehouse (Yr/
Slide 5: Origin Strategically Invests in Texas & Southeast
ORIGIN STRATEGICALLY INVESTS (5) IN TEXAS & SOUTHEAST THE MOST DYNAMIC GROWTH MARKETS IN THE COUNTRY TEXAS l 8th largest economy in the world STRONG l #1 in jobs created from November 2024 to November 2025 with 146,300 nonfarm jobs added NET MIGRATION INTO OUR MARKETS l Home to 54 Fortune 500 compan
Slide 6: Origin Bancorp, Inc.
6 ORIGIN BANCORP, INC. _______
Slide 7: Performance Highlights At-a-Glance - Fourth Quarter 2025
PERFORMANCE HIGHLIGHTS AT-A-GLANCE - FOURTH QUARTER 2025 DOLLARS IN THOUSANDS, EXCEPT PER SHARE AMOUNTS UNAUDITED Key Performance Metrics 4Q25 3Q25 4Q25 Key Highlights Total Loans Held for Investment ("LHFI") $ 7,670,917 $ 7,537,099 • Net income was $29.5 million for 4Q25, reflecting an increase of
Slide 8: Trending Key Measures
TRENDING KEY MEASURES UNAUDITED Total Loans Held Net Income ($) Diluted EPS ($) Total Deposits ($) for Investment ($) DOLLARS IN THOUSANDS DOLLARS IN MILLIONS DOLLARS IN MILLIONS 5.6% CAGR 29,516 .0% R 11 8,307 0.95 CAG 7,671 0.87 6,767 20,683 5,194 3Q 22 3Q 23 3Q 24 3Q 25 3Q 22 3Q 23 3Q 24 3Q 25 3Q
Slide 9: Delivering Shareholder Value
DELIVERING SHAREHOLDER VALUE UNAUDITED Total Assets ($) Core Deposits(9) ($) DOLLARS IN MILLIONS DOLLARS IN MILLIONS 9,725 2.8 % 1% R1 7,891 16. G GR CA CA 3,011 148 1997 2002 2007 2012 2017 2022 2025 2017 2018 2019 2020 2021 2022 2023 2024 2025 Total Shareholder Return(8) ($) Tangible Book Value pe
Slide 10: Texas Growth Story
TEXAS GROWTH STORY UNAUDITED Texas Franchise Highlights Loan Trends by Texas Market(3) ($) DOLLARS IN MILLIONS • 31 locations throughout 11 counties including the 4th 7.7% and 5th largest MSAs in the United States.(10) CAGR 1 • Texas franchise represents 71% of LHFI(3) and 52% of 5,276 5,250 5,035 4
Slide 11: Loan Growth
LOAN GROWTH UNAUDITED Loans Held for Investment Growth excluding Linked Quarter Loans Held for Investment Change ($) Mortgage Warehouse Lines of Credit (14) ($) DOLLARS IN MILLIONS DOLLARS IN MILLIONS 8,000 7,331 7,225 7,142 Total Loans Held 6,805 134 for Investment 7,225 7,142 6,000 1,212 4,498 5,5
Slide 12: Well Diversified Loan Portfolio
(15) WELL DIVERSIFIED LOAN PORTFOLIO UNAUDITED Loan Composition at December 31, 2025: $7,671 million C&I, Owner-Occupied CRE & Mtg. Warehouse LOC: $3,523 million Finance & Insurance: 7% Residential Real Estate - Single Family Mortgage Warehouse LOC: 7% & Consumer 19% Real Estate & Construction: 7% C
Slide 13: Credit Quality
CREDIT QUALITY UNAUDITED Asset Quality Trends (%) 1.11 1.14 1.17 1.18 1.84 1.92 1.04 1.07 1.10 1.06 1.07 0.99 0.96 0.96 0.96 1.57 1.68 1.66 0.88 0.56 0.56 1.65 0.24 0.19 (0.03) 0.15 0.12 0.17 0.16 0.10 4Q24 1Q25 2Q25 3Q25 4Q25 4Q24 1Q25 2Q25 3Q25 4Q25 Nonperforming LHFI / LHFI Classified LHFI / Tota
Slide 14: Selected Sectors - Key Portfolio Metrics
SELECTED SECTORS - KEY PORTFOLIO METRICS DOLLARS IN THOUSANDS, UNAUDITED Multi-Family Non-Owner-Occupied Real Estate December 31, 2025 Commercial Real Hotel Retail Shopping + Estate Office Under Construction Outstanding Loan $ 380,421 $ 638,818 $ 104,103 $ 651,591 Balance % of Loans Held for 4.96 %
Slide 15: Investment Securities
INVESTMENT SECURITIES UNAUDITED Investment Securities Average Balance and Yield • Key Bond Trade Statistics since 3Q23: DOLLARS IN MILLIONS • AFS Sold - BV: $664.8 million 1,201 • Realized Loss: $40.8 million (6.1% of total BV sold) 1,152 1,163 1,156 1,128 • FTE NII Gain: $18.4 million • Estimated E
Slide 16: Loans & Securities - Repricing or Maturity
LOANS & SECURITIES- REPRICING OR MATURITY UNAUDITED Total Loans at December 31, 2025 Repricing or Maturity Term Rate Structure 1 Year or > 1 to 3 > 3 to 5 > 5 to 10 Floating Variable > 10 Years Total Fixed Rate (Dollars in thousands) less Years Years Years Rate(18) Rate(18) Commercial and industrial
Slide 17: Deposit Detail
DEPOSIT DETAIL UNAUDITED Deposit Composition at December 31, 2025: $8,307 million Commercial Deposit Composition: $4,854 million Finance & Insurance: 8% Public Funds: 12% Real Estate Rental & Leasing: 8% Other Business Deposits <2%: 7% Construction: 6% Professional, Scientific, & Technical Svcs: 5%
Slide 18: Deposit Trends
DEPOSIT TRENDS UNAUDITED Average Deposits ($) Linked Quarter Deposit Change ($) DOLLARS IN MILLIONS DOLLARS IN MILLIONS, PERIOD END BALANCES 8,496 8,348 8,159 8,232 8,372 Total Deposits (25) 1,214 972 869 820 813 2,002 Interest-Bearing 1,941 1,837 1,881 1,901 119 Demand Time Deposits 15 (Non-brokere
Slide 19: Yields and Costs
YIELDS AND COSTS UNAUDITED Yield on Loans Held for Investment (%) 7.82 7.50 7.50 7.46 7.02 6.47 6.33 6.33 6.33 6.22 4.78 4.36 4.33 4.35 4.09 4Q24 1Q25 2Q25 3Q25 4Q25 Yield on Loans Held for Investment Avg. Prime Rate 30 Day Avg. SOFR Cost of Funds (%) 3.61 3.23 3.20 3.20 2.82 2.90 2.58 2.52 2.49 2.7
Slide 20: Net Interest Income and NIM Trends
NET INTEREST INCOME AND NIM TRENDS DOLLARS IN THOUSANDS, UNAUDITED Net Interest Income & NIM NIM-FTE Changes - 4Q25 (%) 83,704 86,694 4.00 78,459 82,136 0.03 78,349 0.02 0.01 10,290 10,478 0.18 7,615 9,117 9,044 7,723 (0.02) 8,217 7,393 (0.02) 3.73 8,393 5,047 3.75 (0.05) 66,021 68,493 3.65 62,341 6
Slide 21: Net Revenue Distribution
NET REVENUE DISTRIBUTION DOLLARS IN THOUSANDS, UNAUDITED Net Interest Income + Noninterest Income ($)(4) 100,783 103,730 94,746 98,110 92,438 84.8% 83.5% 83.7% 83.1% 84.3% 4Q24 1Q25 2Q25 3Q25 4Q25 Net Interest Income Noninterest Income Major Components of Noninterest Income ($) Components of Other N
Slide 22: Noninterest Expense Analysis
NONINTEREST EXPENSE ANALYSIS UNAUDITED Noninterest Expense Composition ($) Efficiency Ratio (%) DOLLARS IN THOUSANDS 65,422 83.85 62,068 61,983 62,028 62,823 74.23 66.82 68.86 64.81 65.99 13,007 8,103 7,979 60.74 8,793 10,433 56.48 1,761 1,768 1,583 1,800 1,499 2,972 3,337 3,184 2,883 3,243 2,957 3,
Slide 23: Liquidity
LIQUIDITY UNAUDITED Cash and Cash Equivalents + Liquid Securities ($) Liquidity Sources 4Q25 DOLLARS IN MILLIONS DOLLARS IN THOUSANDS 1,265 FHLB Borrowing Availability $ 2,385,510 1,079 1,099 638 1,028 593 765 Unpledged AFS Securities 423,145 557 814 390 Fed Funds Lines and Fed Discount Window 1,399
Slide 24: Capital
CAPITAL UNAUDITED Tier 1 Capital to Average Assets (Leverage Ratio)(22) (%) Tier 1 Capital to Risk-Weighted Assets(22) (%) 13.5 13.8 13.7 13.8 13.7 11.5 11.7 11.7 11.9 11.1 13.3 13.4 13.1 12.9 12.6 Well 10.9 11.2 11.2 11.0 10.9 Capitalized 8.0% Well Capitalized 5.0% 4Q24 1Q25 2Q25 3Q25 4Q25 4Q24 1Q2
Slide 25: Notable Items
NOTABLE ITEMS DOLLARS IN THOUSANDS, EXCEPT PER SHARE AMOUNTS, UNAUDITED QTD YTD 4Q25 3Q25 4Q25 $ Impact EPS Impact (23) $ Impact EPS Impact (23) $ Impact EPS Impact (23) Notable interest income items: Interest income reversal related to borrower fraud $ — $ — $ (206) $ (0.01) $ (206) $ (0.01) Notabl
Slide 26: Reconciliation of Non-GAAP Financial Measures
RECONCILIATION OF NON-GAAP FINANCIAL MEASURES DOLLARS IN THOUSANDS, UNAUDITED 4Q25 3Q25 Calculation of PTPP earnings: Net income $ 29,516 $ 8,623 Provision for credit losses 3,158 36,820 Income tax expense 7,933 2,361 PTPP earnings (non-GAAP) $ 40,607 $ 47,804 Calculation of PTPP ROAA: PTPP earnings
Slide 27: Reconciliation of Non-GAAP Financial Measures
RECONCILIATION OF NON-GAAP FINANCIAL MEASURES DOLLARS IN THOUSANDS, UNAUDITED 4Q25 3Q25 Calculation of ROATCE: Net income $ 29,516 $ 8,623 Divided by number of days in the quarter 92 92 Multiplied by the number of days in the year 365 365 Annualized net income $ 117,102 $ 34,211 Total average stockh
Slide 28: Reconciliation of Non-GAAP Financial Measures
RECONCILIATION OF NON-GAAP FINANCIAL MEASURES DOLLARS IN THOUSANDS, EXCEPT PER SHARE AMOUNTS, UNAUDITED Calculation of tangible book value per common share: 4Q25 3Q25 2Q25 1Q25 4Q24 3Q24 2Q24 1Q24 Total common stockholders' equity $ 1,246,685 $ 1,214,756 $ 1,205,769 $ 1,180,177 $ 1,145,245 $ 1,145,6
Slide 29: Reconciliation of Non-GAAP Financial Measures
RECONCILIATION OF NON-GAAP FINANCIAL MEASURES DOLLARS IN THOUSANDS, UNAUDITED Calculation of core efficiency ratio: 4Q25 3Q25 2Q25 1Q25 4Q24 3Q24 2Q24 1Q24 Total noninterest expense $ 62,823 $ 62,028 $ 61,983 $ 62,068 $ 65,422 $ 62,521 $ 64,388 $ 58,707 Insurance and mortgage noninterest expense (6,
Slide 30: Glossary of Terms
GLOSSARY OF TERMS AFS - Available for sale MBS - Mortgage backed securities ALCL - Allowance for loan credit losses MSA - Metropolitan Statistical Area BOLI - Bank owned life insurance NIE - Noninterest expense CAGR - Compound annual growth rate NIM - Net interest margin C&I - Commercial & industria
Slide 31: Presentation Notes
PRESENTATION NOTES (1) Excludes the Southeast market, for which deposits and loans represent approximately 1% their respective totals. (2) Excludes Treasury/wholesale deposits of $40.9 million at December 31, 2025. (3) Excludes mortgage warehouse lines of credit (“mortgage warehouse LOC”). (4) Exclu