Tranche Update on Chesapeake Energy Corporation's Equity Buyback Plan announced on December 2, 2021.

Chesapeake Energy Corporation (Chesapeake) is a natural gas and oil exploration and production company. The Company is engaged in the acquisition, exploration, and development of properties to produce oil, natural gas, and natural gas liquids (NGLs) from underground reservoirs. It owns a diverse portfolio of onshore United States unconventional natural gas and liquids assets, including interests in approximately 5,000 gross oil and natural gas wells. Its natural gas resource plays are Marcellus Shale in the northern Appalachian Basin in Pennsylvania (Marcellus) and the Haynesville/Bossier Shales in northwestern Louisiana (Haynesville). The Company’s marketing operations include oil, natural gas and NGL marketing services, that consists of commodity price structuring, negotiating of gathering, hauling, processing and transportation services, and contract administration and nomination services for Chesapeake and other interest owners in Chesapeake-operated wells.