Investor Presentaiton

ESG: Environmental - Water Cumulative Recycled Production Water (million gallons) 700 600 Over 680 million gallons recycled water +32% used by YE 2020 Fresh 500 2020E Stimulation Fluid Volumes 6% a 400 300 200 100 0 2015 2016 2017 2018 2019 2020E Cement testing beyond regulatory requirements on 100% of wells(2) Casing strings tested and inspected above industry standards on 100% of wells(2) Protecting ground water by fully cementing surface casing string on 100% of wells(2) Wolf Asset Area 94% Recycled ~$8.9 million cost savings (1) as alternative to fresh water sourcing and produced water disposal Above ground closed loop drilling fluid circulation systems used on 100% of New Mexico sites Report 100% of Delaware Basin wells to publicly-available FracFocus* Chemical Registry *Note: FracFocus = FracFocus Chemical Disclosure Registry. (1) Gross savings as compared to sourcing 100% fresh water and costs associated with trucking and disposal of salt water from 2015 through June 2020. (2) Based on all Matador-operated, newly drilled wells. Matador RESOURCES COMPANY | 38

View entire presentation