Receptos to Present at BioCentury Newsmakers Conference

Receptos, Inc. (Nasdaq:RCPT), a biopharmaceutical company developing therapeutic candidates for the treatment of immune and metabolic diseases, today announced that its President and Chief Executive Officer, Faheem Hasnain, will be presenting at the BioCentury Newsmakers in the Biotech Industry Conference at the Millennium Hotel in New York City. The presentation is scheduled for Friday, September 27, 2013, at 11:30am Eastern Time. To listen to the live webcast or a replay of the presentation, please visit the Investor Relations section of the Company's website at www.receptos.com. A replay will be available for 14 days after the event.

About Receptos

Receptos is a biopharmaceutical company developing therapeutic candidates for the treatment of immune and metabolic diseases. The Company's lead program, RPC1063, is a sphingosine 1-phosphate 1 receptor (S1P1R) small molecule modulator candidate for immune indications, including relapsing multiple sclerosis (RMS) and inflammatory bowel disease (IBD). The Company is also developing RPC4046, an anti-interleukin-13 (IL-13) antibody for an allergic/immune-mediated orphan disease, eosinophilic esophagitis (EoE). Receptos has established expertise in high resolution protein crystal structure determination, biology and drug discovery for G-protein-coupled receptors (GPCRs).

CONTACT: Media and Investor Contact:
         Graham K. Cooper
         Chief Financial Officer, Receptos
         [phone]
         [e-mail]