UL CUCKOO BEE 5-19 K

Oil · District 08 · Lease #56863

Operator: DIAMONDBACK E&P LLC

Cum Oil

331k BBL

Cum Gas

692k MCF

casinghead

Wells

1

Production

2021-11 — 2026-04

Peak Month

2022-03

Production History

Cum Oil: 331,189 BBL Cum Gas: 691,591 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

32,244 BBL/mo

Di (annual)

362.2%

b-factor

0.9

EUR

462,942 BBL

R-squared

0.924

type

hyperbolic

Operator History (from monthly production reports)

2021-11 — 2026-07 DIAMONDBACK E&P LLC 57 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4JMDIAMONDBACK E&P LLC110,1802021-07-21