October 14, 2020 – Obsidian Energy Encourages Bonterra Shareholders to Create the Cardium Champion

September 21, 2020 – Obsidian Energy Launches Exchange Offer for Bonterra Energy to Create the “Cardium Champion”

September 8, 2020 – Obsidian Energy Announces Intention to Launch Exchange Offer for Bonterra Energy

August 31, 2020 – Obsidian Energy Proposes Combination Transaction to Bonterra Energy Corp.