Altium ranked third in performance with a share price increase of 3002 per cent. Altium produces software used predominately by electrical engineers to design 3D printed circuit boards. Wisetech Global, fourth on the table, develops and supplies software solutions to the global logistics industry. Wisetech is the largest of the IT group. Listed in April 2016, it is now a top 20 company with a market capitalisation of $19 billion. In less than seven years the share price has increased by 1768 per cent. Building out a global competitive advantage Next is Xero, which provides accounting software to small and…