DEERFIELD, Ill. – Walgreens Boots Alliance, Inc. (WBA) announced Monday that it has commenced an offering of 10 million shares of AmerisourceBergen Corp. common stock in a registered public offering and, subject to the completion of the offering, a concurrent share repurchase by AmerisourceBergen in the amount of approximately $500 million.

After the sale, Walgreens Boots Alliance’s ownership of AmerisourceBergen’s common stock has decreased from approximately 26 percent to approximately 20 percent.

Walgreens Boots Alliance intends to use the proceeds primarily for debt paydown and the continued support of the company’s strategic priorities, including acquisitions.

A written copy of the prospectus supplement relating to the offering may be obtained by contacting Morgan Stanley & Co. LLC, Attn: Prospectus Department, 180 Varick Street, 2^nd Floor, New York, NY 10014, Email: prospectus@morganstanley.com.  The closing of the concurrent share repurchase will be conditioned upon the closing of the offering and therefore there can be no assurance that the concurrent share repurchase will be completed.  The offering is not conditioned upon the completion of the concurrent share repurchase.