X0306 4 2020-05-28 0 0001745797 Brigham Minerals, Inc. MNRL 0001070027 CARTER HAROLD D 5914 W. COURTYARD DRIVE, SUITE 150 AUSTIN TX 78730 1 0 0 0 Class A Common Stock 2020-05-28 4 A 0 10598 0.00 A 21872 D Class A Common Stock 48375.065 I See Footnote Class B Common Stock 67827 I See Footnote Brigham Minerals Holdings, LLC Units 0.00 Class A Common Stock 67827 67827 I See Footnote Award of restricted stock units pursuant to the Brigham Minerals, Inc. 2019 Long Term Incentive Plan. The award vests in full on the first anniversary of the grant date, subject to continued service through the vesting date. Includes 10,598 restricted stock units awarded pursuant to the Brigham Minerals, Inc. 2019 Long Term Incentive Plan. The award vests in full on the first anniversary of the grant date, subject to continued service through the vesting date. These securities are held by HDBC Investments Ltd. ("HDBC"). The reporting person is the sole managing member of HDBC's general partner. Each share of Class B common stock has no economic rights but entitles its holder to one vote on all matters to be voted on by stockholders generally. Subject to the terms of the Amended and Restated Limited Liability Company Agreement of Brigham Minerals Holdings, LLC ("BMH LLC"), the BMH LLC Units (together with a corresponding number of shares of Class B common stock) are exchangeable from time to time for shares of Class A common stock of the Issuer. /s/ Harold D. Carter, by Kari A. Potts as Attorney-in-Fact 2020-06-01