Atlas Arteria, the toll road company that is ditching association with Macquarie two decades after its founding as the Macquarie Infrastructure Group, is performing well as it prepares to become independent.

Incoming chief executive Graeme Bevans, a former Canada Pension Plan Investment Board executive, will take charge of the toll road group in May as its stock trades close to the all-time highs of $7.29 hit in late February.