The performance of Volex's products for electric vehicles is particularly impressive A quadrupling in the share price of two of our holdings since their first appearance in the Questor column shows the potential of Aim when things go right (we also know to our cost what can happen when they don’t, as with our total loss on Conviviality in 2018). The other, Volex, has delivered a 315pc gain since we tipped it for its tax benefits in August 2018. Both have updated investors on trading recently. Update: Volex Volex, which makes cable assemblies for applications such as medical equipment, electric vehicles and data centres, has enjoyed a spectacular recovery in recent years and the good news just keeps coming.