Stellar Bancorp completes merger with Prosperity; shareholders receive 0.38 shares + $11.36 cash

Filed July 1, 2026 · Period ending July 1, 2026 · ~1 min read

Key Changes

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  Stellar merged into Prosperity Bancshares on July 1, 2026. Each Stellar share converted to 0.3803 Prosperity shares plus $11.36 cash, valuing Stellar stock at approximately $38.53 per share.

  Item 2.01 — Completion of Acquisition or Disposition of Assets verify on EDGAR →
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  Stellar's NYSE listing terminated and trading suspended July 1, 2026. Prosperity will file Form 15 to deregister Stellar's stock and end its SEC reporting obligations.

  Item 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule verify on EDGAR →
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  All Stellar directors and officers ceased their roles at merger close. Two former Stellar directors, Robert R. Franklin, Jr. and Joseph B. Swinbank, joined Prosperity's board.

  Item 5.02 — Departure of Directors or Certain Officers; Compensation verify on EDGAR →