Celgene Corporation (NASDAQ:CELG) today announced the successful pricing of five series of senior unsecured notes for an aggregate principal amount of $8.0 billion. Of these notes, $1.0 billion will mature in 2018 and will bear interest at an annual rate of 2.125 percent, $1.5 billion will mature in 2020 and will bear interest at an annual rate of 2.875 percent, $1.0 billion will mature in 2022 and will bear interest at an annual rate of 3.550 percent, $2.5 billion will mature in 2025 and will bear interest at an annual rate of 3.875 percent and $2.0 billion will mature in 2045 and will bear interest at an annual rate of 5.000 percent. The 2.125 percent notes due 2018, the 2.875 percent notes due 2020, the 3.550 percent notes due in 2022, the 3.875 percent notes due in 2025 and the 5.000 percent notes due in 2045 were priced to yield 2.127 percent, 2.914 percent, 3.594 percent, 3.993 percent and 5.020 percent, respectively.

Celgene expects to use the net proceeds from the offering to finance a portion of the acquisition of Receptos, Inc. and the remainder for general corporate purposes, which may include, without limitation, further development of Celgene’s clinical and pre-clinical programs, capital expenditures, general corporate development activities, meeting working capital needs, share repurchases of Celgene’s common stock and repayment of some or all of Celgene’s outstanding commercial paper. The offering is expected to close on August 12, 2015.

J.P. Morgan Securities LLC, Citigroup Global Markets Inc., Deutsche Bank Securities Inc. and Merrill Lynch, Pierce, Fenner & Smith Incorporated acted as joint book-running managers and representatives of the several underwriters. A copy of the preliminary prospectus supplement and the accompanying base prospectus, which is filed as part of Celgene’s effective shelf registration statement on Form S-3 filed on October 30, 2013 (File No. 333-191998), may be obtained from any of the representatives by calling J.P. Morgan Securities LLC collect at 212-834-4533, Citigroup Global Markets Inc. at 1-800-831-9146, Deutsche Bank Securities Inc. at 1-800-503-4611 and Merrill Lynch, Pierce, Fenner & Smith Incorporated at 1-800-294-1322.

An electronic copy of the prospectus supplement and the accompanying base prospectus may also be obtained at no charge at the Securities and Exchange Commission’s website at www.sec.gov.

This press release does not constitute an offer to sell or a solicitation of an offer to buy the notes described herein, nor shall there be any sale of these notes in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the laws of such jurisdiction. The offering of the notes will be made only by means of a prospectus supplement and the accompanying base prospectus.

About Celgene

Celgene Corporation, headquartered in Summit, New Jersey, is an integrated global biopharmaceutical company engaged primarily in the discovery, development and commercialization of innovative therapies for the treatment of cancer and inflammatory diseases through gene and protein regulation.

Forward-Looking Statements

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