nib holdings limited is an Australia-based health and medical insurance company. The Company operates as a private health insurer. The Company also underwrites and distributes private health insurance to residents as well as international students and visitors to Australia. The Company operates through four segments: Australian Residents Health Insurance, New Zealand Residents Health Insurance, International (Inbound) Health Insurance and nib Travel. Australian Residents Health Insurance segment includes products offering within the Australian private health insurance industry. New Zealand Residents Health Insurance segment includes products offering within the New Zealand private health insurance industry. International (Inbound) Health Insurance segment includes health insurance products for international students and workers. nib Travel segment includes distribution of travel insurance products. It provides approximately 200,000 international students and workers in Australia.