X0206 3 2012-09-24 1 0001163348 Allied World Assurance Co Holdings, AG AWH 0001198917 BRADLEY THOMAS A ALLIED WORLD ASSURANCE CO. HOLDINGS, AG LINDENSTRASSE 8 BAAR/ZUG V8 CH-6340 SWITZERLAND 0 1 0 0 EVP & CFO /s/ Thomas A. Bradley 2012-10-03