American Century Investments is a privately held investment management firm headquartered in Kansas City, Missouri. The company offers a broad range of investment strategies across a variety of asset classes. American Century Investments was founded in 1958 by James E. Stowers Jr. and his wife Virginia. The company is known for its focus on long-term investing and its commitment to research. American Century Investments has over 1,400 employees and manages over $200 billion in assets under management.