Common use of Stock Exchange Listing and De-listing Clause in Contracts

Stock Exchange Listing and De-listing. SBC shall use its best efforts to cause the shares of SBC Common Stock to be issued in the Merger to be approved for listing on the New York Stock Exchange ("NYSE"), subject to official notice of issuance, prior to the Closing Date. The Surviving Corporation shall use its best efforts to cause the Company Shares to be de-listed from the NYSE and the Chicago, Boston, Pacific and Philadelphia stock exchanges and de-registered under the Exchange Act as soon as practicable following the Effective Time.

Stock Exchange Listing and De-listing. SBC shall use its best efforts to cause the shares of SBC Common Stock to be issued in the Merger to be approved for listing on the New York Stock Exchange ("NYSE"), subject to official notice of issuance, prior to the Closing Date. The Surviving Corporation shall use its best efforts to cause the Company Shares to be de-listed from the NYSE and the Chicago, Boston, Pacific and Philadelphia stock exchanges Exchange and de-registered under the Exchange Act as soon as practicable following the Effective Time.