CVB Financial Corp. (NASDAQ:CVBF) (Company), the holding company for Citizens Business Bank (Bank), today announced that it has received preliminary approval to participate in the U.S. Department of Treasury's (U.S. Treasury) Capital Purchase Program. Under this program, the U.S. Treasury is purchasing senior preferred shares in qualifying financial institutions to encourage them to build capital to increase the flow of financing to U.S. businesses and consumers and support the U.S. economy. Through the Company's participation in this program, the U.S. Treasury will invest up to $130 million in senior preferred shares of CVB Financial Corp. and receive warrants on standardized terms as described in the program's term sheet available at the U.S. Treasury's website located at http://www.treas.gov.

"Our capital ratios are already strong and qualify us as a well-capitalized institution. We chose to participate in the Capital Purchase Program to expand our services to the business community more rapidly and to enhance our strategic position," commented Chris Myers, President and Chief Executive Officer.

The actual and pro-forma capital ratios as of September 30, 2008 are summarized as follows:

Citizens Business Bank is the largest financial institution headquartered in the Inland Empire region of Southern California. It serves 40 cities with 44 business financial centers and 4 commercial banking centers in the Inland Empire, Los Angeles County, Orange County and the Central Valley area of California.

Shares of CVB Financial Corp. common stock are listed on the NASDAQ under the ticker symbol of CVBF. For investor information on CVB Financial Corp., visit our Citizens Business Bank website at www.cbbank.com and click on the CVB Investor tab.

FORWARD-LOOKING STATEMENTS AND OTHER NOTICES

Statements made in this press release, other than statements of historical fact, are forward-looking statements within the meaning of the applicable provisions of the Private Securities Litigation Reform Act of 1995 regarding management's beliefs, projections, and assumptions concerning future results and events. These forward-looking statements may include, but are not limited to, such words as "believes," "expects," "anticipates," "intends," "plans," "estimates," "may," "will," "should," "could," "predicts," "potential," "continue," or the negative of such terms and other comparable terminology or similar expressions. Forward-looking statements are not guarantees. They involve known and unknown risks, uncertainties, and other factors that may cause the actual results, performance, or achievements of CVB Financial Corp. to be materially different from any future results, performance, or achievements expressed or implied by such forward-looking statements. Such risks and uncertainties and other factors include, but are not limited to, adverse developments or conditions related to or arising from: significant volatility and deterioration in the credit and financial markets and adverse changes in economic conditions resulting from a prolonged economic downturn; the impact of any goodwill impairment that may be determined; deterioration in asset or credit quality; acquisitions of other banks, if any; fluctuations in interest rates; expansion into new market areas; earthquakes, wildfires, or other natural disasters; competitive pressures; changes in the availability of capital; legislative and regulatory developments; and general economic or business conditions in California and other regions where Citizens Business Bank does business. These and other factors are further described in CVB Financial Corp.’s Annual Report on Form 10-K for the year ended December 31, 2007, its reports and registration statements filed with the Securities and Exchange Commission ("SEC") and other filings it makes in the future with the SEC from time to time. Actual results in any future period may also vary from the past results discussed in this press release. Given these risks and uncertainties, readers are cautioned not to place undue reliance on any forward-looking statements, which speak as of the date of this press release. CVB Financial Corp. has no intention and undertakes no obligation to update any forward-looking statements or to publicly announce the results of any revision of any forward- looking statement to reflect future developments or events.

CVB Financial Corp’s filings with the SEC are available to the public at the website maintained by the SEC at http://www.sec.gov, or by request directed to CVB Financial Corp. at 701 North Haven Avenue, Ontario, California 91764.

CVB Financial Corp.
Christopher D. Myers, President and CEO
(909) 980-4030