Prosperity Bancshares, Inc. · NYSE:PB

Prosperity Bancshares — Merger or Acquisition (November 2008)

10 slides from Prosperity Bancshares's merger presentation, Nov 10, 2008

  1. Slide 1: FDIC Assisted Assumption of Deposits of Franklin Bank, SSB

    Exhibit 99.1 FDIC Assisted Franklin Houston, November Bank, Texas 7, 2008 Assumption SSB of Deposits

  2. Slide 2: Forward-looking Statements Safe Harbor

    “Safe under The and materially effectiveness Exchange Copies 2 its statements Harbor” the subsidiaries. of Private Prosperity Commission. from ofStatement contained those spending, Securities Forward-looking Bancshares, in the in investment Litigation forward-looking this presentation Inc.’s stateme

  3. Slide 3: Key Transaction Terms

    Keydeposits Transaction All liabilities Senior Consideration Divestitures Approvals 3 Terms debt, ofAll Prosperity Franklin of subordinated None 1.71% necessary Franklin Bank deposit toBank, approvals acquire: debt, Corp. premium including trust (Holding have preferred orbeen $1.7 approximately Comp

  4. Slide 4: Franklin Strategic Rationale

    Franklin Strategic Greatly Combined fast-growing Reinforcing Financially Accretive Opportunity Prosperity Ability Recent Over 4 20proven to enhances successful deposit Rationale Fit: integrate: in becomes maintains deposits Compelling: strong to the market capabilities grow first acquisition core pr

  5. Slide 5: Pro Forma Texas Deposit Market Share Rank

    Pro Rank Texas 1 3 Forma 2 4 6 Institution BankDeposit JPMorgan Wells Banco of America Branch Fargo Bilbao Cullen/Frost Pro Forma Market Chase & Count Co.Corp. & BankersShare Co. (CA) Vizcaya Prosperity Deposits (NC) (NY) Inc.828 Argent (TX) Bancshares474 732 SA in322 121122,862,837 Market 77,019,33

  6. Slide 6: Pro Forma Branch Network

    # of Forma Prosperity Franklin Pro Sources: 6 Branches Bank SNL Bancshares Branch 176Financial 46 Network Inc. and130 MapPoint

  7. Slide 7: Pro Forma Branches and Deposits by MSA

    ProCampo Branches Deposit MSA Houston Dallas Austin College El Corpus Athens Beaumont Victoria Bay Gainesville Jacksonville Tyler Palestine San Beeville Corsicana Longview Alice Kingsville No Totals Source: Note: 7 Defined Forma Antonio City — PRSP 1Excludes 130 /9— Christi SNL Fort Station Rank 412

  8. Slide 8: Integration Plan

    Integrate Identified Optimize Leverage Most As Ability 90 Integration Expected Branch Majority 8 day attractive deposits exclusive to consolidation of branch Franklin conversion branch purchase 8Schedule Plan synergies branches lending will network: staffing right Bank’s be loans opportunities in th

  9. Slide 9: Pro Forma Capital Analysis

    (Dollars Assets RWA Average Deposits Tangible Capital TCE/TA Leverage Tier Total (1) 9 1Assets (2) Capital 3,464 Capital (reg.) Ratio (reg) Ratios Includes Assets in 6.3% Assets Common 5,105 7.8% millions) 4,163 $6,788 495 14.3% Analysis Excludes461 13.3% 3.2% 8,816 4.2% for 5,931 brokered 432 3,813

  10. Slide 10: Contact Information

    Contact Corporate Prosperity 4295 Houston, Investor Chairman david.zalman@prosperitybanktx.com 281.269-7222 Dan www.prosperitybanktx.com President David dan.rollins@prosperitybanktx.com 281.269.7199 Chief 10 david.hollaway@prosperitybanktx.com 979.543.2200 Rollins San Financial Zalman Hollaway Infor

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