2009-11-06 22:37:03 -

Celgene Corporation (NASDAQ: CELG) today announced its presentations at two upcoming investor conferences will be webcast live and will be available in the investor relations section of the company’s Web site at www.celgene.com : .

Celgene management will provide an overview of the company.

On Tuesday, November 10, 2009, Celgene will present at the Merriman Curhan Ford 6 th Annual Investor Summit at 10:30 a.m. ET.

On Wednesday, November 11, 2009, Celgene will present at the Credit Suisse 18 th Annual Healthcare Conference at 3:30 p.m. MT.

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

regulation. For more information, please visit the company’s Web site at www.celgene.com : .

This release contains certain forward-looking statements which involve known and unknown risks, delays, uncertainties and other factors not under the Company’s control. The Company’s actual results, performance, or achievements could be materially different from those projected by these forward-looking statements. The factors that could cause actual results, performance, or achievements to differ from the forward-looking statements are discussed in the Company’s filings with the Securities and Exchange Commission, such as the Company’s Form 10-K, 10-Q and 8-K reports. Given these risks and uncertainties, you are cautioned not to place undue reliance on the forward-looking statements.

Celgene CorporationDavid W. Gryska, 908-673-9059Senior Vice
President and Chief Financial OfficerorBrian P. Gill,

908-673-9530Vice President, Corporate Communications