10-K/A - Chaparral Energy, Inc. | Modeledge

Chaparral Energy, Inc.

Filing type: 10-K/A
Filing date: Apr 27, 2020
Updated: Apr 28, 2020 · 10:15 AM

Filing

10-K/AFY 2019 amended

Exhibits

EX-10.30EX-10.30 EX-31.1EX-31.1 EX-31.2EX-31.2