SHAREHOLDER ALERT: WeissLaw LLP Investigates West Suburban Bancorp, Inc.

WeissLaw LLP is investigating whether: (i) West Suburban's board of directors acted in the best interests of Company shareholders in agreeing to the proposed transaction, (ii) the per-share merger consideration adequately compensates West Suburban'sshareholders, and (iii) all information regarding the sales process and valuation of the transaction will be fully and fairly disclosed.