Investors

Geron Corporation's common stock trades on The Nasdaq Stock Market® under the symbol: GERN (NASDAQ Stock Quote: 20 minute delay)

Media and Investor Relations

Russo Partners, LLC
727 Seventh Avenue, 17th Floor
New York, NY 10019

Investor and Media Inquiries to:
David Schull
Tel: 858-717-2310
Email: david.schull@russopartnersllc.com

230 Constitution Drive
Menlo Park, CA 94025
Tel: 650-473-7765
Email: info@geron.com

Computershare Trust Company, N.A.
250 Royall Street
Canton, MA 02021
Tel: 1-800-962-4284
Fax: 303-262-0700
www.computershare.com

Ernst & Young LLP
1001 Page Mill Road
Building 1, Suite 200
Palo Alto, CA 94304

Latham & Watkins LLP
140 Scott Drive
Menlo Park, CA 94025