Our stock is traded on the Nasdaq under the symbol VTGN.

May 1998

May 2011

343 Allerton Avenue
South San Francisco, CA 94080

March 31st

Computershare, Inc.
P.O. BOX 30170
College Station, TX 77842
T: 800-368-5948
www-us.computershare.com

OUM & Co. LLP
465 California Street
Suite 700
San Francisco, CA 94104
T: 415-434-3744
www.oumcpa.com

Latham & Watkins LLP
330 North Wabash Avenue, Suite 2800
Chicago, IL 60611
T: 312-876-7700
F: 312-993-9767
www.lw.com

Disclosure Law Group
655 West Broadway, Suite 870
San Diego, CA 92101
T: 619-272-7050
F: 619-330-3101
www.disclosurelawgroup.com

Woodburn and Wedge
6100 Neil Road, Suite 500
Reno, NV 89511-1159
T: 775-688-3000
F: 775-688-3088
www.woodburnandwedge.com

To find out more about the reverse stock split, please click here for Vistagen Stockholder-Approved Reverse Stock Split FAQs.