PTSPX is a mutual fund offered by PIMCO that focuses on short-term investments. It is classified as Class I-2, indicating that it is intended for institutional investors. This fund aims to provide a stable and low-risk option for investors looking for short-term returns. It primarily invests in fixed-income securities with short maturities, such as government and corporate bonds. With a ticker symbol of PTSPX, this mutual fund offers investors the opportunity to diversify their portfolio and potentially earn steady returns in the short-term.