X0306 4 2020-03-10 0 0001745797 Brigham Minerals, Inc. MNRL 0001079492 BRIGHAM BEN M 5914 W. COURTYARD DRIVE, SUITE 150 AUSTIN TX 78730 1 1 0 0 Executive Chairman Class A Common Stock 2020-03-10 4 P 0 10000 10.38 A 79444 I See footnote Class A Common Stock 41666 I See footnote The price reported in Column 4 is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $10.31 to $10.44, inclusive. The reporting person undertakes to provide to Brigham Minerals, Inc., any security holder of Brigham Minerals, Inc. or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each price within the ranges set forth in footnote (1) to this Form 4. These securities are held by Brigham Children's Family Limited Partnership, for which Mr. Brigham and his wife serve as the managers of the general partner. These securities are held by Anne and Bud Oil and Gas Vested, LLC, of which the Mr. Brigham is the manager. /s/ Ben M. Brigham, by Blake C. Williams as Attorney-in-Fact 2020-03-12