CBMX Combimatrix Corp. (MM)

CombiMatrix Corporation (Nasdaq:CBMX) announced today that it will release its second quarter 2013 financial results on Wednesday, August 7, 2013. Results will be released prior to trading on that day.

A conference call has also been scheduled regarding CombiMatrix Corporation's second quarter 2013 financial results. The presentation and Q&A session will start at 8:00 a.m. Pacific Time (11:00 a.m. Eastern) on August 7, 2013.

To attend the presentation by phone, dial 1-888-364-3108 for domestic callers and 1-719-325-2452 for direct-dial or international callers. To listen to the call via CombiMatrix's website, go to www.combimatrix.com in the Investor/Events section (http://investor.combimatrix.com/events.cfm).

A replay of the presentation will be available following the presentation, either via the CombiMatrix website Investor/Events section (http://investor.combimatrix.com/events.cfm) or by dialing 1-877-870-5176 for domestic callers or 1-858-384-5517 for direct-dial international callers. When prompted, enter playback pin number 6677286.

About CombiMatrix Corporation

CombiMatrix Corporation provides valuable molecular diagnostic solutions and comprehensive clinical support for the highest quality of care. CombiMatrix specializes in miscarriage analysis, prenatal and pediatric healthcare; offering DNA-based testing for the detection of genetic abnormalities beyond what can be identified through traditional methodologies. The Company performs genetic testing utilizing a variety of advanced cytogenomic techniques, including microarray, standard and customized FISH, and high resolution karyotyping. Additional information about CombiMatrix is available at www.combimatrix.com or by calling 1-800-710-0624.

CONTACT: Company Contact:
         Mark McDonough
         President & CEO, CombiMatrix Corporation 
         Tel (949) 753-0624

         Investor Relations Contact:
         John Baldissera
         BPC Financial Marketing
         Tel (800) 368-1217

         Media Contact:
         Len Hall
         VP, Media Relations
         Allen & Caron
         Tel (949) 474-4300
         len@allencaron.com