UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: February 5, 2019 4:00 P.M.
Form: S-4
CIK: 0001729248
Company Name: Jagged Peak Energy LLC
File Number: 333-228776
CIK: 0001685715
Company Name: Jagged Peak Energy Inc.
File Number: 333-228776-01