Walid A. Shinnawi

First Interstate Bank is the investment management subsidiary of First Interstate BancSystem, Inc. (NASDAQ: FIBK), a financial holding company headquartered in Billings, Montana. Founded in 1971, the firm provides wealth management services to individuals and businesses.

Dimensional Fund Advisors LP (Dimensional) is a SEC-registered investment advisor headquartered in Austin, Texas. The firm was founded by David Booth in 1981 and is a subsidiary of Dimensional Holdings LLC, which is wholly-owned by Dimensional Holdings, Inc. Dimensional primarily manages securities and other assets for institutional investors. They also manage securities and other assets for high-net-worth individuals and clients of independent financial advisors. The firm is the investment adviser to various SEC-registered investment companies which represent separate funds in aggregate, such as mutual funds and exchange-traded funds.