Slide 1: Origin Bancorp, Inc. 2Q25 Investor Presentation
ORIGIN BANCORP, INC. 2Q 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
BEST BANKS TO WORK FOR IN AMERICA 12 CONSECUTIVE YEARS 11 17 6 9 1 1 9 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 Loans: $2,582 Loans: $2,055 Loans: $382 55% Deposits: $2,0
Slide 4: Optimize Origin: Updated Financial Outlook
OPTIMIZE ORIGIN TO DELIVER ELITE LEVEL FINANCIAL PERFORMANCE PRODUCTIVITY, DELIVERY BALANCE SHEET CULTURE & EMPLOYEE & EFFICIENCY OPTIMIZATION ENGAGEMENT UPDATED FINANCIAL OUTLOOK NEAR TERM GOAL ULTIMATE TARGET 1% + ROAA RUN RATE BY 4Q25 TOP QUARTILE ROAA 4 Q 2 5* 2 0 2 5* Loan Growth - ex Warehouse
Slide 5: Optimize Origin: Optimizations and Annualized Benefit
OPTIMIZE ORIGIN TO DELIVER ELITE LEVEL FINANCIAL PERFORMANCE UPDATED UPDATED ANNUALIZED OPTIMIZATIONS REALIZATION TIMELINE BENEFIT (pre-tax) • Production Optimization: Branch, retail staff, commercial banker and other production banker 4Q24 – 2H25 ~ $11.5MM profitability optimization • Securities Op
Slide 6: Origin Strategically Invests in Texas & Southeast
ORIGIN STRATEGICALLY INVESTS (6) 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 May 2024 to May 2025 with 213,300 nonfarm jobs added NET MIGRATION INTO OUR MARKETS l Home to 52 Fortune 500 company headquar
Slide 7: ORIGIN BANCORP, INC. _______
7 ORIGIN BANCORP, INC. _______
Slide 8: Performance Highlights At-A-Glance - Second Quarter 2025
PERFORMANCE HIGHLIGHTS AT-A-GLANCE - SECOND QUARTER 2025 DOLLARS IN THOUSANDS, EXCEPT PER SHARE AMOUNTS UNAUDITED Key Performance Metrics 2Q25 1Q25 2Q25 Key Highlights Total Loans Held for Investment ("LHFI") $ 7,684,446 $ 7,585,526 • Optimize Origin - Initiative to drive elite Balance financial per
Slide 9: Trending Key Measures
3Q 3Q 4Q21 4Q21 4,257 26,978 1Q 21 1Q 21 2Q22 2Q22 3Q22 C 3Q22 4Q22 UNAUDITED A 4Q22 1Q 22 G 1Q 22 2Q23 2Q23 R1 3Q23 3Q23 DOLLARS IN MILLIONS 4Q23 4Q23 4.7 1Q 23 DOLLARS IN THOUSANDS 1Q 23 % 2Q24 2Q24 3Q24 Net Income ($) 3Q24 4Q24 Total Loans Held for 4Q24 1Q 24 1Q 24 Investment, Adjusted(8) ($) 2Q2
Slide 10: Asset and Stockholders' Equity Growth 1997 - 2Q25
ASSET AND STOCKHOLDERS' EQUITY GROWTH 1997 - 2Q25 UNAUDITED Total Assets ($) Total Stockholders' Equity ($) DOLLARS IN MILLIONS DOLLARS IN MILLIONS 1,206 9,678 % 1 6.4 GR 8 .5% CA G R1 CA 148 11 1997 2002 2007 2012 2017 2022 2Q25 1997 2002 2007 2012 2017 2022 2Q25 Total Shareholder Return(9) ($) 2,5
Slide 11: Texas Growth Story
TEXAS GROWTH STORY UNAUDITED Texas Franchise Highlights Loan Trends by Texas Market(3) ($) DOLLARS IN MILLIONS • 29 locations throughout 10 counties including the 4th 20.4% and 5th largest MSAs in the United States.(10) CAGR 5,276 5,250 • Texas franchise represents 71% of LHFI(3) and 55% of 4,747 5,
Slide 12: Loan Growth
LOAN GROWTH UNAUDITED Loans Held for Investment Growth excluding Commercial and Industrial (“C&I”) and Owner Occupied Commercial Mortgage Warehouse Lines of Credit (13) ($) Real Estate (“CRE”) Growth(13) ($) DOLLARS IN MILLIONS DOLLARS IN MILLIONS 8,000 4,000 7,331 7,225 7,110 6,805 7,225 7,110 1,21
Slide 13: Well Diversified Loan Portfolio
(14) WELL DIVERSIFIED LOAN PORTFOLIO UNAUDITED Loan Composition at June 30, 2025: $7,684 million C&I, Owner Occupied CRE & Mtg. Warehouse LOC: $3,559 million Mortgage Warehouse LOC: 7% Residential Real Estate - Single Family Finance & Insurance: 7% & Consumer 19% Real Estate & Construction: 6% Comme
Slide 14: Credit Quality
CREDIT QUALITY UNAUDITED Asset Quality Trends (%) 1.07 1.11 0.95 0.99 0.96 1.57 1.68 1.66 0.83 0.88 1.49 0.81 1.35 0.49 0.56 0.56 0.21 0.25 0.24 0.15 0.48 (0.03) 0.15 0.12 0.16 2Q24 3Q24 4Q24 1Q25 2Q25 2Q24 3Q24 4Q24 1Q25 2Q25 Nonperforming LHFI / LHFI Classified LHFI / Total LHFI Past due LHFI / LH
Slide 15: Selected Sectors - Key Portfolio Metrics
SELECTED SECTORS - KEY PORTFOLIO METRICS DOLLARS IN THOUSANDS, UNAUDITED Multi-Family Commercial Real Real Estate June 30, 2025 Hotel Retail Shopping Estate Office + Under Construction Outstanding Loan $ 358,090 $ 663,743 $ 107,620 $ 600,445 Balance % of Loans Held for 4.67 % 8.64 % 1.40 % 7.81 % In
Slide 16: Investment Securities
INVESTMENT SECURITIES UNAUDITED • AFS Bond Portfolio Optimization details: Investment Securities Average Balance and Yield • AFS Sold - BV: $215.8 million; Wtd Avg Yield (“WAY”): 2.60% • AFS Purchased - BV: $201.8 million; WAY: 5.23% DOLLARS IN MILLIONS • Realized Loss: $14.4 million; FTE NII Gain:
Slide 17: Loans & Securities - Repricing or Maturity
LOANS & SECURITIES- REPRICING OR MATURITY UNAUDITED Total Loans at June 30, 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(17) Rate(17) Commercial and industrial $ 1
Slide 18: Deposit Detail
DEPOSIT DETAIL UNAUDITED Deposit Composition at June 30, 2025: $8,123 million Commercial Deposit Composition: $4,601 million Finance & Insurance: 9% Public Funds: 10% Real Estate Rental & Leasing: 7% Other Business Deposits <2%: 7% Construction: 5% Professional, Scientific, & Technical Svcs: 5% Cons
Slide 19: Deposit Trends
DEPOSIT TRENDS UNAUDITED Average Deposits ($) Total Deposit Beta (%) DOLLARS IN MILLIONS 8,559 8,498 8,496 8,348 8,159 1,535 1,470 1,214 972 869 71.00 66.00 1,941 1,837 1,881 57.14 57.35 1,894 1,850 5.26 4.65 4.33 4.33 5,130 5,178 5,341 5,539 5,409 3.14 2.79 2.52 2.47 3Q24 4Q24 1Q25 2Q25 2Q24 3Q24 4
Slide 20: Yields and Costs
YIELDS AND COSTS UNAUDITED Yield on Loans Held for Investment (%) 8.50 8.43 7.82 7.50 7.50 6.58 6.67 6.47 6.33 6.33 5.33 5.33 4.78 4.36 4.33 2Q24 3Q24 4Q24 1Q25 2Q25 Yield on Loans Held for Investment Avg. Prime Rate 30 Day Avg. SOFR Cost of Funds (%) 3.95 4.01 3.61 3.18 3.23 3.20 3.12 2.82 3.08 3.1
Slide 21: Net Interest Income and NIM Trends
NET INTEREST INCOME AND NIM TRENDS DOLLARS IN THOUSANDS, UNAUDITED Net Interest Income & NIM ($) NIM-FTE Changes - 2Q25 (%) 82,136 78,349 78,459 3.75 0.03 0.03 8,217 0.06 3.61 73,890 74,804 0.07 5,047 (0.02) (0.03) 8,393 0.07 (0.04) 73,412 73,919 3.50 3.44 8,109 9,302 69,956 65,781 65,502 3.25 3.00
Slide 22: Net Revenue Distribution
NET REVENUE DISTRIBUTION DOLLARS IN THOUSANDS, UNAUDITED Net Interest Income + Noninterest Income ($)(4) 94,746 98,110 91,492 90,572 92,438 82.1% 82.6% 84.8% 83.5% 83.7% 2Q24 3Q24 4Q24 1Q25 2Q25 Net Interest Income Noninterest Income Major Components of Noninterest Income ($) Components of Other Non
Slide 23: Efficiency Ratio / Noninterest Expense Analysis
NONINTEREST EXPENSE ANALYSIS UNAUDITED Noninterest Expense Composition ($) Efficiency Ratio (%) DOLLARS IN THOUSANDS 65,422 83.85 64,388 62,521 62,068 61,983 75.02 74.23 66.82 68.86 63.59 64.81 65.99 10,593 13,007 9,373 8,103 7,979 2,137 1,761 1,768 1,905 1,800 3,072 2,972 3,337 2,984 2,883 2,957 3,
Slide 24: Capital
CAPITAL UNAUDITED Tier 1 Capital to Average Assets (Leverage Ratio)(20) (%) Tier 1 Capital to Risk-Weighted Assets(20) (%) 13.8 13.7 13.5 11.7 12.6 11.5 12.3 13.3 13.4 13.1 11.1 12.4 10.9 12.2 10.7 11.2 11.2 10.9 10.8 10.5 2Q24 3Q24 4Q24 1Q25 2Q25 2Q24 3Q24 4Q24 1Q25 2Q25 Company Level Origin Bank L
Slide 25: Notable Items
NOTABLE ITEMS DOLLARS IN THOUSANDS, EXCEPT PER SHARE AMOUNTS, UNAUDITED QTD YTD 2Q25 1Q25 2Q25 (21) (21) $ Impact EPS Impact $ Impact EPS Impact $ Impact EPS Impact (21) Notable interest expense items: OID amortization - subordinated debenture redemption $ — $ — $ (681) $ (0.02) $ (681) $ (0.02) Not
Slide 26: Reconciliation of Non-GAAP Financial Measures
RECONCILIATION OF NON-GAAP FINANCIAL MEASURES DOLLARS IN THOUSANDS, UNAUDITED 2Q25 1Q25 Calculation of PTPP earnings: Net income $ 14,647 $ 22,411 Provision (benefit) for credit losses 2,862 3,444 Income tax expense 4,012 6,138 PTPP earnings (non-GAAP) $ 21,521 $ 31,993 Calculation of PTPP ROAA: PTP
Slide 27: Reconciliation of Non-GAAP Financial Measures
RECONCILIATION OF NON-GAAP FINANCIAL MEASURES DOLLARS IN THOUSANDS, UNAUDITED 2Q25 1Q25 Calculation of ROATCE: Net income $ 14,647 $ 22,411 Divided by number of days in the quarter 91 90 Multiplied by the number of days in the year 365 365 Annualized net income $ 58,749 $ 90,889 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: 2Q25 1Q25 4Q24 3Q24 2Q24 1Q24 4Q23 3Q23 Total common stockholders' equity $ 1,205,769 $ 1,180,177 $ 1,145,245 $ 1,145,673 $ 1,095,894 $ 1,078,8
Slide 29: Reconciliation of Non-GAAP Financial Measures
RECONCILIATION OF NON-GAAP FINANCIAL MEASURES DOLLARS IN THOUSANDS, UNAUDITED Calculation of core efficiency ratio: 2Q25 1Q25 4Q24 3Q24 2Q24 1Q24 4Q23 3Q23 Total noninterest expense $ 61,983 $ 62,068 $ 65,422 $ 62,521 $ 64,388 $ 58,707 $ 60,906 $ 58,663 Insurance and mortgage noninterest expense (8,
Slide 30: Presentation Notes
PRESENTATION NOTES (1) Excludes the Southeast market which is less than 1% of total deposits and loans each. (2) Excludes Treasury/wholesale deposits of $23.9 million at June 30, 2025. (3) Excludes mortgage warehouse lines of credit (“mortgage warehouse LOC”). (4) Excludes notable items. (5) Annuali