Published October 12, 2015 4:16pm EDT | Updated October 12, 2015 5:09pm EDT

Chesapeake Energy Names Martin As New Chairman

Chesapeake Energy Corp. said late Monday that R. Brad Martin has been appointed non-executive chairman of the company's board effective immediately. Martin replaces Archie Dunham, who will retain his board seat and serve as Chairman Emeritus. Shares of Chesapeake were flat at $8.24 in after-hours activity.