This excerpt taken from the BSX 8-K filed Mar 17, 2006.
The MergerEffect on Awards Outstanding under Guidant Stock Incentive Plans, for details on the treatment of Guidant stock options in the merger.
Boston Scientific will account for the merger as a purchase under United States generally accepted accounting principles. Under the purchase method of accounting, the assets and liabilities of Guidant will be recorded as of the acquisition date, at their respective fair values, and consolidated with those of Boston Scientific. The results of operations of Guidant will be consolidated with those of Boston Scientific beginning on the date of the merger.
The merger is subject to customary closing conditions, including the approval of Guidant shareholders, Boston Scientific stockholders and receipt of certain regulatory approvals. Subject to these conditions, Boston Scientific currently expects that the merger will close during the week of April 3, 2006. The unaudited pro forma condensed consolidated financial information does not reflect any additional amounts that may be paid per share for closing on or after April 1, 2006, as a definitive closing date has not been determined.