Field Emergency: 1-866-261-2632 TSX: CJ $4.37 -5.62% About Operations Sustainability Investors Contact INVESTORS News Releases All News Releases will open in a new window (in PDF format). 2021 2020 2019 2018 2017 2016 2015 November 4, 2021 Cardinal Energy Ltd. Announces Third Quarter 2021 Financial Results and 2022 Operating and Capital Budget September 28, 2021 Cardinal Energy Ltd. Honours the National Day for Truth and Reconciliation July 28, 2021 Cardinal Energy Ltd. Announces Second Quarter 2021 Financial Results July 15, 2021 Cardinal Energy Ltd. Announces Closing of Acquisition June 1, 2021 Cardinal Energy Ltd. Announces Strategic Acquisition May 14, 2021 Cardinal Energy Ltd. Report on Voting from the 2021 Shareholders Meeting May 13, 2021 Cardinal Energy Ltd. Announces First Quarter 2021 Financial Results and Increased 2021 Budget March 16, 2021 Cardinal Energy Ltd. Announces Fourth Quarter 2020 and Year-End Financial Results March 11, 2021 Cardinal Energy Ltd. Completes Redemption of 8.00% Convertible Debentures March 2, 2021 Cardinal Energy Ltd. Announces 2020 Year-End Reserves February 4, 2021 Cardinal Energy Ltd. Announces Notice of Redemption of 8.00% Convertible Debentures January 15, 2021 Cardinal Energy Ltd. Announces Its 2021 Operating and Capital Budget Focused on Continued Debt Reduction and Asset Optimization Investor Relations Phone: (403) 234-8681 Email: info@cardinalenergy.ca SEDAR Cardinal Energy Ltd. Head Office 600, 400 – 3rd Avenue SW, Calgary, Alberta, T2P 4H2 Phone: (403) 234-8681 Email: info@cardinalenergy.ca About Company Overview Executive Team Board of Directors Corporate Governance Whistleblower Policy Corporate Information Operations Operations Overview Midale, SK South Area Central Area North Area Reserves Investors Investor Information News Releases Financial Reports Presentations & Events AGM Materials Analyst Coverage Dividends Sustainability Carbon Intensity Reduction Health & Safety Environment Community ESTMA Contact General Inquiries Office Locations Equipment Sales Careers Field Emergency: 1-866-261-2632 Copyright © 2020. Cardinal Energy Ltd. | Privacy Policy | Legal Disclaimer

Field Emergency: 1-866-261-2632 TSX: CJ $4.37 -5.62% About Operations Sustainability Investors Contact INVESTORS Corporate Presentation View Presentation Upcoming Events Investor Relations Phone: (403) 234-8681 Email: info@cardinalenergy.ca SEDAR Cardinal Energy Ltd. Head Office 600, 400 – 3rd Avenue SW, Calgary, Alberta, T2P 4H2 Phone: (403) 234-8681 Email: info@cardinalenergy.ca About Company Overview Executive Team Board of Directors Corporate Governance Whistleblower Policy Corporate Information Operations Operations Overview Midale, SK South Area Central Area North Area Reserves Investors Investor Information News Releases Financial Reports Presentations & Events AGM Materials Analyst Coverage Dividends Sustainability Carbon Intensity Reduction Health & Safety Environment Community ESTMA Contact General Inquiries Office Locations Equipment Sales Careers Field Emergency: 1-866-261-2632 Copyright © 2020. Cardinal Energy Ltd. | Privacy Policy | Legal Disclaimer