Federal Realty Investment Trust is a real estate investment trust that invests in shopping centers in the Northeastern United States, the Mid-Atlantic states, California, and South Florida. The trust owns a portfolio of retail and mixed-use properties, including grocery-anchored centers, street retail, and urban mixed-use. The company was founded in 1962 and is headquartered in Rockville, Maryland. Federal Realty Investment Trust is a member of the S&P 500 index.