Slide 1: Investor Presentation August 2025
INVESTOR PRESENTATION AUGUST 2025 DEVONENERGY.COM
Slide 2: Devon Energy Overview
DEVON ENERGY OVERVIEW OUR PURPOSE FOUNDED TOTAL PRODUCTION 1971 ~835,000 BOED PROVIDING ENERGY THAT FUELS HEADQUARTERS PUBLICLY TRADED OKLAHOMA CITY NYSE: DVN MODERN LIFE. EMPLOYEES ENTERPRISE VALUE 2,300 ~$30 BILLION OUR VALUES INTEGRITY RELATIONSHIPS COURAGE RESULTS INVESTOR PRESENTATION • 2
Slide 3: Our Strategic Priorities
OUR STRATEGIC PRIORITIES STRATEGIC OPERATIONAL EXCELLENCE Operating safely, reliably, and in an environmentally responsible manner Embrace innovative thinking and technology to improve business performance PRIORITIES ADVANTAGED ASSET PORTFOLIO Diversified multi-basin portfolio in top U.S. reso
Slide 4: Devon Energy Portfolio
DEVON ENERGY PORTFOLIO OPERATING AREAS ROCKIES PREMIER MULTI-BASIN 27% 189 MBOED PORTFOLIO NGLs DIVERSIFIED COMMODITY MIX PRODUCT MIX ANADARKO BASIN OPERATING SCALE 90 MBOED 27% 46% DELAWARE BASIN ENHANCES PROFITABILITY 498 MBOED GAS OIL EAGLE FORD 60 MBOED DEEP INVENTORY OF REPEATABLE OPPORTUNITIES
Slide 5: Advantaged Operating Scale & Diversification
ADVANTAGED OPERATING SCALE & DIVERSIFICATION TOP U.S. ONSHORE PURE-PLAY PRODUCERS TOTAL PRODUCTION (MBOED) 1,000 750 Total Production (MBOED) Oil Production (MBOD) 500 250 0 TOP ONSHORE PRODUCERS Note: Sourced from FactSet & Devon. Represents Q2 2025 production for Devon and upstream peers with >10%
Slide 6: Asset Overviews
ASSET OVERVIEWS DEVONENERGY.COM
Slide 7: Delaware Basin – Overview
DELAWARE BASIN – OVERVIEW DELAWARE BASIN 400,000 NET ACRES World-class oil resource with stacked pay potential PBI POTATO BASIN TODD THISTLE / GAUCHO Delivering top-tier capital efficiency Lea Economies of scale COTTON DRAW RATTLESNAKE Eddy enhance efficiencies STATELINE New Mexico Texas MONUM
Slide 8: Delaware Basin – Key Statistics
DELAWARE BASIN – KEY STATISTICS CAPITAL PROGRAM TOTAL PRODUCTION VOLUMES (MBOED) 488 498 2024 2025 474 Activity Plan 461 458 Operated rigs (average) 15 ~12 Wells online (gross operated) 231 ~250 Upstream capital ($ in billions) $2.0 ~$1.9 Q2 2024 Q3 2024 Q4 2024 Q1 2025 Q2 2025 UPSTREAM CAPITAL INVE
Slide 9: Rockies – Overview
ROCKIES – OVERVIEW POWDER RIVER BASIN 300,000 NET ACRES Campbell 23% Williams ROCKIES Other Mountrail Assets Q2 2025 DEVON FORT BERTHOLD RESERVATION PRODUCTION North Dakota Montana McKenzie Dunn WILLISTON BASIN 430,000 NET ACRES Converse INVESTOR PRESENTATION • 9
Slide 10: Rockies – Key Statistics
ROCKIES – KEY STATISTICS CAPITAL PROGRAM TOTAL PRODUCTION VOLUMES (MBOED) 2024 2025 191 195 189 Activity Plan Operated rigs (average) 2 4 79 79 Wells online (gross operated) 52 ~80 Upstream capital ($ in billions) $0.4 ~$0.9 Q2 2024 Q3 2024 Q4 2024 Q1 2025 Q2 2025 UPSTREAM CAPITAL INVESTMENT PRODUCT
Slide 11: Eagle Ford – Overview
EAGLE FORD – OVERVIEW Repeatable resource play with significant oil in place Dissolved partnership in Dewitt County in Q2 2025 Gonzales providing development flexibility Realized material capital savings of ~$2.7 million per well with go-forward operatorship Dewitt Karnes Other Assets Q2 2025
Slide 12: Eagle Ford – Key Statistics
EAGLE FORD – KEY STATISTICS CAPITAL PROGRAM TOTAL PRODUCTION VOLUMES (MBOED) 2024 2025 92 Activity Plan 79 79 75 Operated rigs (average) 4 2 60 Wells online (gross operated) 103 ~80 Upstream capital ($ in billions) $0.6 $0.6 Q2 2024 Q3 2024 Q4 2024 Q1 2025 Q2 2025 UPSTREAM CAPITAL INVESTMENT PRODUCT
Slide 13: Anadarko Basin – Overview
ANADARKO BASIN – OVERVIEW ANADARKO BASIN 300,000 NET ACRES Blaine Repeatable resource play with Kingfisher exposure to gas & NGL resource Capital efficiency enhanced by drilling carry with Dow Activity focused on Meramec & Woodford formations Canadian Other Assets Q2 2025 DEVON 11% ANADARKO Ca
Slide 14: Anadarko Basin – Key Statistics
ANADARKO BASIN – KEY STATISTICS CAPITAL PROGRAM TOTAL PRODUCTION VOLUMES (MBOED) 2024 2025 84 87 90 82 Activity Plan 79 Operated rigs (average) 3 2 Wells online (gross operated) 66 ~35 Upstream capital ($ in billions) $0.2 $0.15 Q2 2024 Q3 2024 Q4 2024 Q1 2025 Q2 2025 UPSTREAM CAPITAL INVESTMENT PRO
Slide 15: Business Optimization
BUSINESS OPTIMIZATION DEVONENERGY.COM
Slide 16: Business Optimization
BUSINESS OPTIMIZATION TIMING TO DELIVER RUN-RATE IMPROVEMENTS SCORECARD: 40% ACHIEVED IN 4 MONTHS ($MM) (%) $1,000 Capital $300 33% Efficiency MILLION $750 Production $250 30% Optimization MILLION $500 Commercial $300 67% Opportunities MILLION $250 Corporate Cost $150 20% Reductions MILLION $- YE 20
Slide 17: Business Optimization Initiatives
BUSINESS OPTIMIZATION INITIATIVES CATEGORY INITIATIVES UNDERWAY MILESTONES Drilling and completion cycle time Increase application of Efficiency gains driving $100 MM CAPITAL improvements simulfrac across programs capital reduction for 2025 EFFICIENCY $300 MM Refine supply chain structure wi
Slide 18: Financial & Shareholder Returns
FINANCIAL & SHAREHOLDER RETURNS DEVONENERGY.COM
Slide 19: Significant Financial Strength and Liquidity
SIGNIFICANT FINANCIAL STRENGTH AND LIQUIDITY TOTAL LIQUIDITY CASH BALANCE LOW LEVERAGE $4.8 B $1.8 B 0.9x CASH & UNDRAWN CASH POSITION NET DEBT-TO-EBITDAX CREDIT FACILITY AS OF 6/30/2025 AS OF 6/30/2025 CREDIT RATINGS DEBT REDUCTION PLAN ATTRACTIVE HEDGE POSTION BBB/Baa2 $2.5 B ~ 30% (1) INVESTMENT-
Slide 20: Increasing Oil Production While Lowering Capital
INCREASING OIL PRODUCTION WHILE LOWERING CAPITAL FOR SECOND QUARTER IN A ROW UPDATED 2025e OUTLOOK ATTRACTIVE FREE CASH FLOW $4.0 $3.7B FREE CASH OIL 384MBOD – 390 FLOW VOLUMES $3.0 B $2.5 B FREE CASH FLOW $3.0 2025e Free Cash Flow ($B) $ FREE CASH $3.6 – $3.8 FLOW TOTAL CAPITAL BILLION $2.0 (1) BRE
Slide 21: Returning Value to Shareholders
DISCIPLINED RETURN OF CAPITAL TO SHAREHOLDERS RETURNING VALUE TO Targeting up to 70% CASH-RETURN in 2025 SHAREHOLDERS% OF FREE CASH FLOW CASH RETURNS UP TO INCREASED quarterly dividend by 9% to $0.24 per share 70% Consistent SHARE BUYBACK program ($200 - $300 million per quarter) BALANCE SHEET IMPRO
Slide 22: Devon's Unique Investment Proposition
DEVON’S UNIQUE INVESTMENT PROPOSITION DISCIPLINED STRATEGY Focused on growing per-share value Returns-driven strategy prioritizes free cash flow ADVANTAGED PORTFOLIO ATTRACTIVE CASH RETURNS High-quality inventory Delivering advantaged cash underpins sustainability returns vs. broader market
Slide 23: Appendix
APPENDIX DEVONENERGY.COM
Slide 24: Operational Highlights
OPERATIONAL HIGHLIGHTS DELAWARE CAPITAL EFFICIENCIES WILLISTON BASIN COST REDUCTIONS $ PER LATERAL FOOT* 2-MILE WELL COST ($ IN MILLIONS) $8.4 ($0.7) $440 + 12% IMPROVEMENT (2025 YTD vs. FY 2024) $369 $397 $360 ($0.3) $362 $323 ~$7.4 $315 $289 + 15% + $1.0 MM PER SAVINGS IMPROVEMENTWELL Completions
Slide 25: 2025 Capital Efficiency Continues to Improve
2025 CAPITAL EFFICIENCY CONTINUES TO IMPROVE 10% REDUCING CAPITAL INCREASING PRODUCTION 2025e Full-Year Capital Spend Guidance ($ in billions) 2025e Full-Year Oil Production Guidance (MBOD) $4.1 $400 MILLION From Preliminary Guide +7 MBOD From Preliminary Guide (Nov. 2024) > CAPITAL (Nov. 2024) EFFI
Slide 26: Q2 2025 – Earnings Summary
Q2 2025 – EARNINGS SUMMARY Net core earnings change quarter over quarter $ in millions $78 ($417) $779 $85 $536 $13 ($2) Q1 2025 Production Realized Prices & Production G&A, Taxes, & Q2 2025 DD&A Volumes Hedge Settlements Expenses Other INVESTOR PRESENTATION • 26
Slide 27: Q2 2025 – Cash Flow Summary
Q2 2025 – CASH FLOW SUMMARY Exiting the quarter with strong liquidity Q2 2025 Benchmark Prices $ in millions Oil ($/Bbl) – WTI : $63.95 $134 ($972) $1,411 Natural Gas ($/Mcf) – Henry Hub: $3.44 NGLs ($/Bbl) – Mont Belvieu: $25.58 $372 ($405) ($15) $1,759 $1,234 Cash Flow Changes in Capital Mat
Slide 28: Our Investment-Grade Financial Strength
OUR INVESTMENT-GRADE FINANCIAL STRENGTH Outstanding debt maturities ($ in millions) ~$4,800 Cash ~$1,800 $2.5B Retired $472 million of notes at maturity in 2024 Targeting <1.0x net debt-to-EBITDAX ratio (0.9x as of 6/30/2025) DEBT REDUCTION PROGRAM UNDERWAY ~70% of outstanding debt obligations
Slide 29: Inventory Depth Underpins Delaware Sustainability
INVENTORY DEPTH UNDERPINS DELAWARE SUSTAINABILITY DELAWARE BASIN INVENTORY BY KEY OPERATOR 4,000 Gross Operated Locations (10,000’) 2,000 0 TOP DELAWARE PRODUCERS Note: Date sourced from Enverus Permian Basin Reports dated 4/14/2025. Location count normalized to 10,000’ laterals. INVESTOR PRESENTATI
Slide 30: Focused on Environmental Excellence
FOCUSED ON ENVIRONMENTAL EXCELLENCE 2025 SUSTAINABILITY REPORT HIGHLIGHTS ENVIRONMENTAL TARGETS (1) GHG EMISSIONS SCOPE 1 & 2 Flared volume intensity was reduced by 76% (1) NET ZERO GHG EMISSIONS FOR SCOPE 1 & 2 BY 2050 Scope 1 & 2 GHG emissions intensity declined by 26% GHG EMISSIONS INTENSITY SCOP
Slide 31: Investor Contacts & Notices
INVESTOR CONTACTS & NOTICES over third parties who operate some of our oil and gas properties; midstream capacity constraints and potential interruptions in production, including from limits to the build out of midstream infrastructure; competition for assets, materials, people and capital, which ca