The frequency of shareholder class actions in Australia has steadily increased over the past decade to the point where it has been observed that corporations in Australia face a higher risk of a shareholder class action than in any other jurisdiction apart from the United States. The dual benefits of shareholder class actions - compensating investors who suffer loss when corporations breach their disclosure obligations and deterring corporations from breaching them in the future - have largely been taken for granted. However, the effectiveness of shareholder class actions in delivering these benefits warrants closer scrutiny.