The Principal Real Estate Income Fund (PGZ) is a mutual fund that primarily invests in real estate securities, such as real estate investment trusts (REITs) and real estate operating companies (REOCs). This fund aims to provide investors with a steady stream of income through dividends and interest payments from its real estate holdings. It may also seek capital appreciation by investing in undervalued real estate assets. PGZ is managed by Principal Global Investors and may be suitable for investors looking for exposure to the real estate market.