NEEDHAM, Mass.--(BUSINESS WIRE)--AVANT Immunotherapeutics, Inc. (Nasdaq: AVAN) announced today that AVANT’s common stock has resumed trading under the symbol “AVAN” on the Nasdaq Global Market. Since March 10, 2008, AVANT’s stock has been trading under the symbol “AVAND” to alert investors to AVANT’s March 7, 2008 reverse stock split.