X0101 EFFECT 33 LIVE 2010-12-03 0000005138-10-000035 485APOS 0000005138 AMERICAN GROWTH FUND INC 002-14543 S000012125 AMERICAN GROWTH FUND INC C000033067 AMERICAN GROWTH FUND INC CLASS D S000012125 AMERICAN GROWTH FUND INC C000033068 AMERICAN GROWTH FUND INC CLASS A S000012125 AMERICAN GROWTH FUND INC C000033069 AMERICAN GROWTH FUND INC CLASS B S000012125 AMERICAN GROWTH FUND INC C000033070 AMERICAN GROWTH FUND INC CLASS C