X0206 3 2019-04-17 1 0001745797 Brigham Minerals, Inc. MNRL 0001615816 PBRA, LLC C/O PINE BROOK ROAD PARTNERS, LLC 60 EAST 42ND STREET, 50TH FLOOR NEW YORK NY 10165 1 0 0 0 0001556984 Pine Brook Capital Partners II, L.P. C/O PINE BROOK ROAD PARTNERS, LLC 60 EAST 42ND STREET, 50TH FLOOR NEW YORK NY 10165 1 0 0 0 0001751124 Pine Brook PD Intermediate, L.P. C/O PINE BROOK ROAD PARTNERS, LLC 60 EAST 42ND STREET, 50TH FLOOR NEW YORK NY 10165 1 0 0 0 This Form 3 is filed on behalf of PBRA, LLC. PBRA, LLC is the general partner of each of Pine Brook Road Associates II, L.P. ("PBRA II"), Pine Brook PD Intermediate, L.P. ("PD Intermediate"), Pine Brook BXP Intermediate, L.P. ("BXP Intermediate") and Pine Brook BXP II Intermediate, L.P. ("BXP Intermediate II"). PBRA II is the general partner of Pine Brook Capital Partners II, L.P. ("Fund II"). Each of PBRA, LLC, PBRA II, PD Intermediate, BXP Intermediate, BXP Intermediate II and Fund II is a director-by-deputization solely for purposes of Section 16 of the Exchange Act. PBRA, LLC, By: /s/ Richard Aube, Co-President 2019-04-17 Pine Brook Capital Partners II, L.P., By: Pine Brook Road Associates II, L.P., its General Partner, By: PBRA, LLC, its General Partner, By: /s/ Richard Aube, Co-President 2019-04-17 Pine Brook Road Associates II, L.P., By: PBRA, LLC, its General Partner, By: /s/ Richard Aube, Co-President 2019-04-17 Pine Brook PD Intermediate, L.P., By: PBRA, LLC, its General Partner, By: /s/ Richard Aube, Co-President 2019-04-17 Pine Brook BXP Intermediate, L.P., By: PBRA, LLC, its General Partner, By: /s/ Richard Aube, Co-President 2019-04-17 Pine Brook BXP II Intermediate, L.P., By: PBRA, LLC, its General Partner, By: /s/ Richard Aube, Co-President 2019-04-17