CHICAGO (Standard&Poor's) Jan. 30, 2014--Standard&Poor's Ratings Services said today that its ratings on Sabre Holdings Corp. are not currently affected by the company's IPO plans. The corporate credit rating on Sabre Holdings Corp. is 'B' with a negative outlook. Sabre Holdings Corp. recently filed an S-1 registration with the SEC, indicating its plans to file for an IPO. In its S-1 filing, Sabre Holdings Corp. did not indicate the size of the IPO offering and the likely use of proceeds. While we expect the company to use a portion of the IPO proceeds to repay existing debt, we cannot estimate the effect on leverage at this time. After Sabre Holdings clarifies the size of the IPO