CombiMatrix (CBMX -16.8%) gives back a little bit of its huge gain from yesterday, after...

|About: CombiMatrix Corporation (CBMX)|By:, SA News Editor

CombiMatrix (CBMX -16.8%) gives back a little bit of its huge gain from yesterday, after announcing that Mark McDonough, currently the company's Chief Commercial Officer, will become CEO following the retirement of CEO R. Judd Jessup, who has announced he will be stepping down effective March 15, 2013.