Home Investments Investments / Ngā whakangao Latest returns A range of data to help you monitor investment performance, including the latest unit prices, percentage returns based on the change in unit prices and a comparison of returns against KiwiSaver schemes. Comparing performance against KiwiSaver peers One way to measure PSS performance against its KiwiSaver peers is to track where PSS funds sit against KiwiSaver funds ranked from lowest to highest. Investment options You can choose one (or more) of five investment options, each with a different mix of investments, or Super Steps where the investment mix changes automatically based on your age. 2025 investment commentary A review New Zealand and international markets for the year ended 31 March 2025 from our investment manager, Mercer. Responsible investment Read our policy on responsible investment and an overview of our investment manager Mercer's approach and philosophy. Investment concepts An explanation of fundamental investment concepts, including the trade-off between risk and return, different types of risk and the benefits of diversification. Investment managers We invest the assets of the scheme in Mercer Investment Trusts New Zealand (MITNZ), which uses the services of specialist investment managers to invest these assets. Missing the best days in the market Given the current market volatility, we think it’s worth illustrating the danger of trying to time the market either by moving to a more conservative or higher-risk option.