ONE-YEAR FIXED INCOME PORTFOLIO (I) AS OF JUNE 30, 2016 ABOUT DIMENSIONAL * Dimensional is a leading global investment firm that has been translating academic research into practical investment solutions since 1981. Guided by a strong belief in markets, Dimensional offers strategies that focus on the drivers of expected returns. The firm applies a dynamic implementation process that integrates advanced research, methodical portfolio design, and careful execution, while balancing risks, costs, and other tradeoffs that may impact performance. This approach is applied across a full suite of investment strategies to help meet the needs of investors worldwide. OVERVIEW Benchmark Benchmark 2 ANNUALIZED PERFORMANCE BofA Merrill Lynch 6-Month US Treasury Bill Index BofA Merrill Lynch 1-Year US Treasury Note Index Inception Date Ticker Fund Assets Under Management Portfolio BofA Merrill Lynch 6-Month US Treasury Bill Index ¹ BofA Merrill Lynch 1-Year US Treasury Note Index ² 1.81 1.69 Jul. 25, 1983 1.40 DFIHX $7.1 Billion 0.79 0.59 0.52 INVESTMENT OBJECTIVE The investment objective of the DFA One-Year Fixed Income Portfolio is to achieve a stable real return in excess of the rate of inflation with a minimum of risk. 0.37 0.29 0.20 3 Month 0.53 0.38 0.28 1 Year 3 Year 0.55 0.34 0.24 5 Year 10 Year PRINCIPAL RISKS Risks include loss of principal and fluctuating value. Fixed income securities are subject to increased loss of principal during periods of rising interest rates and may be subject to various other risks including changes in credit quality, liquidity, prepayments, and other factors. International investing involves special risks such as currency fluctuation and political instability. Sector-specific investments can increase these risks. For more detail regarding the risks affecting this Portfolio, please see the Principal Risks section of the prospectus. CHARACTERISTICS Number of Holdings Average Maturity (Years) 231 0.96 Yield to Maturity 0.81% 30 Day SEC Yield 0.69% Average Duration (Years) 0.95 * “Dimensional” refers to the Dimensional separate but affiliated entities generally, rather than to one particular entity. These entities are Dimensional Fund Advisors LP, Dimensional Fund Advisors Ltd., DFA Australia Limited, Dimensional Fund Advisors Canada ULC, Dimensional Fund Advisors Pte. Ltd., and Dimensional Japan Ltd. DIMENSIONAL FUND ADVISORS 2 of 2 FUND COSTS MATURITY ALLOCATION 0 - 3 Months 21.12% Management Fee 0.15% 3 - 6 Months 4.17% Total Operating Expense Ratio 0.17% 6 - 9 Months 12.24% Net Expense Ratio (to investor) 0.17% 9 - 12 Months 12.21% 1 - 3 Years 50.27% Expense information as of 10/31/2015. The fund's prospectus contains more information on fees and expenses. Dimensional Fund Advisors LP is an investment advisor registered with the Securities and Exchange Commission. Consider the investment objectives, risks, and charges and expenses of the Dimensional funds carefully before investing. For this and other information about the Dimensional funds, please read the prospectus carefully before investing. Prospectuses are available by calling Dimensional Fund Advisors collect at (512) 306-7400 or at us.dimensional.com. Dimensional funds are distributed by DFA Securities LLC. Holdings are subject to change. Numbers may not total 100% due to rounding. ¹ The BofA Merrill Lynch Six-Month US Treasury Bill Index measures the performance of US Treasury bills. It is not an investment product available for purchase. The BofA Merrill Lynch Indices are used with permission; copyright 2016 Merrill Lynch, Pierce, Fenner & Smith Incorporated; all rights reserved. Merrill Lynch, Pierce, Fenner & Smith Incorporated is a wholly owned subsidiary of Bank of America Corporation. ² The BofA Merrill Lynch One-Year US Treasury Note Index measures the performance of US Treasury notes. It is not an investment product available for purchase. The BofA Merrill Lynch Indices are used with permission; copyright 2016 Merrill Lynch, Pierce, Fenner & Smith Incorporated; all rights reserved. Merrill Lynch, Pierce, Fenner & Smith Incorporated is a wholly owned subsidiary of Bank of America Corporation. P3-7N 911364