On August 12, 2019, the Board of Directors of Diamond Hill Investment Group, Inc. appointed Ms. Heather E. Brilliant to serve as a director of the company effective September 3, 2019 for a term ending at the 2020 Annual Meeting and until her successor is duly elected and qualified. The Board appointed Ms. Brilliant, whom the Board determined is not an independent director, upon the recommendation of its Nominating and Governance Committee.