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BENSALEM, Pa.--([ BUSINESS WIRE ])--Law Offices of Howard G. Smith announces that it is investigating potential claims against the Board of Directors of Pacific Capital Bancorp (aPacific Capitala or the aCompanya) (NASDAQ: PCBC) related to the proposed acquisition of the Company by UnionBanCal Corporation. The transaction is valued at approximately $1.5 billion or $46.00 per share.

The investigation concerns whether the Board of Directors of Pacific Capital breached their fiduciary duties to stockholders by failing to adequately shop the Company before agreeing to enter into the proposed transaction, and whether the Company has disclosed all material information to shareholders about the transaction. The Company has seen substantial recent growth. Its share price has skyrocketed from $23.40 on November 25, 2011 to $28.69 on March 9, 2012.

If you are a shareholder of Pacific Capital, if you have information or would like to learn more about these claims, or if you wish to discuss these matters or have any questions concerning this announcement or your rights or interests with respect to these matters, please contact Howard G. Smith, Esquire, of Law Offices of Howard G. Smith, 3070 Bristol Pike, Suite 112, Bensalem, Pennsylvania 19020 by telephone at 215-638-4847, Toll-Free at 888-638-4847, or by email to [ howardsmith@howardsmithlaw.com ], or visit our website at [ http://www.howardsmithlaw.com ].