SIEBER TRUST

Oil · District 08 · Lease #49253

Operator: PERMIAN RESOURCES OPERATING, LLC

Cum Oil

2.0M BBL

Cum Gas

10.2M MCF

casinghead

Wells

8

Production

2016-11 — 2026-04

Peak Month

2019-06

Production History

Cum Oil: 2,002,266 BBL Cum Gas: 10,202,775 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

57,587 BBL/mo

Di (annual)

88.4%

b-factor

0.8

EUR

2,317,472 BBL

R-squared

0.958

type

hyperbolic

Operator History (from monthly production reports)

2023-01 — 2026-07 PERMIAN RESOURCES OPERATING, LLC 43 mo
2016-11 — 2022-12 CENTENNIAL RESOURCE PROD, LLC 74 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
C 17HPERMIAN RESOURCES OPERATING, LLC211,3002018-07-12
C 09HPERMIAN RESOURCES OPERATING, LLC211,2002018-07-11
B 05HPERMIAN RESOURCES OPERATING, LLC211,2002018-07-10
B 21HPERMIAN RESOURCES OPERATING, LLC211,2002018-07-10
U 13HPERMIAN RESOURCES OPERATING, LLC111,0002017-09-06
1HPERMIAN RESOURCES OPERATING, LLC211,5002017-09-05
3HPERMIAN RESOURCES OPERATING, LLC211,2002017-09-05
4HPERMIAN RESOURCES OPERATING, LLC211,5002016-07-14