The investment seeks to provide investment returns that correspond, before fees and expenses, generally to the performance of the Fidelity Stocks for Inflation Factor Index℠. The fund normally invests at least 80% of its assets in securities included in the Fidelity Stocks for Inflation Factor Index℠, which is designed to reflect the performance of stocks of large and mid-capitalization U.S. companies with attractive valuations, high quality profiles and positive momentum signals, emphasizing industries that tend to outperform in inflationary environments.