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Prosperity Bancshares, Inc. Completes Merger with American Bank Holding Corporation

Prosperity Bancshares, Inc. (PB) | January 2, 2026

By Diana Miller

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Prosperity Bancshares, Inc. announced the completion of the merger with American Bank Holding Corporation and its subsidiary, American Bank, N.A.

4,439,981 shares of Prosperity common stock were issued to former shareholders and award holders of American under the merger agreement.

Key members of American Bank management, including former President, Director and Chair, have joined Prosperity Bank's leadership team.

Merger Completion

Merger between Prosperity Bancshares, Inc. and American Bank Holding Corporation finalized on January 1, 2026.

Stock Issuance

4,439,981 shares of Prosperity common stock issued to former shareholders and award holders of American.

New Leadership

Stephen Raffaele and Ben Wallace from American Bank have assumed key roles at Prosperity Bank.

  • The merger enhances Prosperity Bancshares, Inc.'s presence in South and Central Texas with additional banking offices and loan production facilities.
  • American Bank's customers will transition to Prosperity Bank's services by September 2026, expanding the reach and services for existing customers.

The merger between Prosperity Bancshares, Inc. and American Bank Holding Corporation marks a significant strategic move for both entities, consolidating resources and expertise to better serve customers in Texas.