Dow Jones Industrial Average index managed to break downward trend in US markets and finished into positive territory on Thursday adding 0.15% or 19.61 points to 13,145.82. Growth dependent shares climbed ahead of consumer confidence data due Friday. Alcoa Inc surged 2% and Caterpillar advanced 1.7%. Gains were partly offset by loss from financial shares as Bank of America fell 2.3% and JP Morgan Chase shed 1.3%.