PROSPERITY BANCSHARES INC — Director's Dealing 2009

Dec 3, 2009

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PROSPERITY BANCSHARES INC (PRSP)
CIK: 0001068851
Period of Report: 2009-12-02

Reporting Person: TIMANUS H E JR (Director, Vice Chairman)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-12-02	Common Stock	S	26615	$40.055	Disposed	19136	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	246760	Indirect

Footnotes

F1: The Reporting Person and his spouse are general partners of Dooley Investments, LTD. The Reporting Person disclaims beneficial ownership of the Prosperity Bancshares, Inc. common stock held by Dooley Investments, LTD. except to the extent of his pecuniary interest.