FILED BY SANTA FE SNYDER CORPORATION PURSUANT TO RULE 425 UNDER THE SECURITIES ACT OF 1933 AND DEEMED FILED PURSUANT TO RULE 14A-12 OF THE SECURITIES EXCHANGE ACT OF 1934 SUBJECT COMPANY: SANTA FE SNYDER CORPORATION COMMISSION FILE NO. 1-7667 INVESTOR NOTICE INVESTORS AND SECURITY HOLDERS ARE ADVISED TO READ THE JOINT PROXY STATEMENT/ PROSPECTUS THAT WILL BE INCLUDED IN THE REGISTRATION STATEMENT ON FORM S-4 TO BE FILED WITH THE SEC IN CONNECTION WITH THE PROPOSED MERGER BECAUSE IT WILL CONTAIN IMPORTANT INFORMATION. THE JOINT PROXY STATEMENT/PROSPECTUS WILL BE FILED WITH THE SEC BY DEVON AND SANTA FE SNYDER. INVESTORS AND SECURITY HOLDERS MAY OBTAIN A FREE COPY OF THE JOINT PROXY STATEMENT/PROSPECTUS (WHEN AVAILABLE) AND OTHER DOCUMENTS FILED BY DEVON AND SANTA FE SNYDER WITH THE SEC AT THE SEC'S WEB SITE AT WWW.SEC.GOV. THE JOINT PROXY STATEMENT/PROSPECTUS AND SUCH OTHER DOCUMENTS (RELATING TO DEVON) MAY ALSO BE OBTAINED FOR FREE FROM DEVON BY DIRECTING SUCH REQUEST TO: DEVON ENERGY CORPORATION, 20 NORTH BROADWAY, SUITE 1500, OKLAHOMA CITY, OKLAHOMA 73102-8260, ATTENTION: INVESTOR RELATIONS, TELEPHONE: (405) 552-4570, E-MAIL: NAKITA.RIZZO@DVN.COM. THE JOINT PROXY STATEMENT/PROSPECTUS AND SUCH OTHER DOCUMENTS (RELATING TO SANTA FE SNYDER) MAY ALSO BE OBTAINED FOR FREE FROM SANTA FE SNYDER BY DIRECTING SUCH REQUEST TO: SANTA FE SNYDER CORPORATION, 840 GESSNER, SUITE 1400, HOUSTON, TEXAS 77024, ATTENTION: INVESTOR RELATIONS, TELEPHONE: (713) 507-5307, EMAIL: NPERRY@SANTAFE-SNYDER.COM. Devon, its directors, executive officers and certain members of management and employees may be considered "participants in the solicitation" of proxies from Devon's shareholders in connection with the merger. Information regarding such persons and a description of their interests in the merger is contained in Devon's filing with the SEC under Rule 425 on May 26, 2000. Santa Fe Snyder, its directors, executive officers and certain members of management and employees may be considered "participants in the solicitation" of proxies from Santa Fe Snyder's shareholders in connection with the merger. Information regarding such persons and a description of their interests in the merger is contained in Santa Fe Snyder's filing with the SEC under Rule 14a-12 on May 26, 2000. SLIDE 1 - TITLE SLIDE "SANTA FE SNYDER CORPORATION," BANC OF AMERICA, TIM PARKER, PRESIDENT INTERNATIONAL SLIDE 2 - SFS INVESTMENT PROFILE - Ticker Symbol NYSE: SFS - Shares Out 182 MM - Enterprise Value $2.2 Billion - Reserves 386 MMBOE - Reserve Replacement 337% @ $4.93 - Replacement Efficiency 167% SLIDE 3 - GROWTH IN RESERVES AND PRODUCTION (Bar graph showing Santa Fe Snyder's growth in reserves from 1997-1999 in MMBoe and growth in production from 1998-2000 in MBoe per day) RESERVES PRODUCTION -------- ---------- MMBOE MBOE/d Oil Gas Oil Gas 1997 40 171 1998 40 215 30 70 1999 170 386 48 96 2000E 62 125 SLIDE 4 - PROVED RESERVES - 12/31/99 (Pie chart showing Santa Fe Snyder's proved oil and gas reserves in four (4) locations in MMBoe at year-end 1999.) 386 MMBOE Product Location 45% Gas 33% International 55% Oil 15% Gulf of Mexico 25% Permian 27% Rockies SLIDE 5 - DAILY PRODUCTION - 2000E (Pie chart showing Santa Fe Snyder's oil and gas production in four (4) locations in MBoe/d at quarter end 2000.) 125 MBOE/d Product Location 50% Gas 20% International 50% Oil 37% Gulf of Mexico 27% Permian 16% Rockies SLIDE 6 - DRILLBIT RESULTS (Bar graph showing Santa Fe Snyder's production and reserve adds from 1997 to 1999.) 3 Year COFD - $4.49 1999 COFD - $4.54 1997 1998 1999 3-YR AVG Production 21 MMBOE 26 MMBOE 37 MMBOE 27 MMBOE Reserve Adds 59 MMBOE 45 MMBOE 70 MMBOE 48 MMBOE % Replacement 273% 176% 201% 212% SLIDE 7 - OPERATIONS FOCUS International Map showing the core areas of operations and the areas of exploration. SLIDE 8 - INTERNATIONAL STRATEGY Play Niche Below Threshold of Majors - Multiple 30 MMboe + Targets Focus on Similar Geologic Systems - Proven Basins Finance Risk/Reward Profile - Operate & Promote Dry Hole Exposure - Large Inventory Focus on Legacy Projects - Substantial Growth SLIDE 9 - LEGACY PROJECTS International Map showing Existing Contract Areas and Legacy Projects (Neuquen Basin Gas Project, Potiguar Basin Project, South Sumatra Basin Gas Project and Pearl River Mouth Basin) SLIDE 10 - NEUQUEN GAS PROJECT Argentina Map showing area of Neuquen Gas Project SFS Operated Sierra Chata Field - 20% W.I. - 125 MMCF/d - 700 Bcf - 1 Tcf Reserves Mangrullo Field - 100% W.I. - Acquisition in January, 2000 - 200 - 800 Bcf Reserves - First Well Spud March 28 SLIDE 11 - BRAZIL An emerging core area Map showing the emerging core areas in Brazil SLIDE 12 - CARAUNA PROJECT Brazil Map showing area of Carauna Project Diagram and picture of MOPU and FPSO - SFS Operated - 51% W.I. - 6 Fields - 10 Wells to Date - Phase I Development - MOPU and FPSO - Drill 3 Appraisal Wells - Re-enter 4 Wells - Reserves - 50 - 150 MMbbl - 1st Production - 2Q2000 SLIDE 13 - GALO PROSPECT Map of area of Galo Prospect and picture of top and basement of Acu Reserve Potential: 75 - 175 MMBO Spud Date: Q3 2000 SLIDE 14 - JABUNG BLOCK Indonesia Map showing area of Jabung block detailed to show location of N. Betara and NE. Batara Field, Gemah Field, N. Geragai and Makmur Field, the Corridor Pipeline and the Batam Spur Pipeline. - SFS Operated - 30% W.I. - 5 Fields Discovered Since 1995 - Gross Reserve 1 Tcf and 250 MMbl - Gas Contract Under Negotiation - Letter Agreement Signed 3Q99 SLIDE 15 - PEARL RIVER MOUTH BASIN China Map showing area of Pearl River Mouth Basin and the Ursa and Bootes Discovery. Picture showing Development Plans. - Dominant Player - 3.8 Million Acres - Exploration Success Rate - 3/7 - Ursa Discovery 1998 - 40 - 50 MMbl Field - Tested at 11,000 BO/d - 588' Net Pay - Bootes Discovery 1999 - 50 - 70 MMbl Field - Tested at 3,830 BO/d - 400' Net Pay - 30 Mapped Prospects - Development Plans - Set Platforms at Each Location - Produce into Joint EPSO - Initial Production - Late 2002 SLIDE 16 - INTERNATIONAL China - Bootes Discovery Map showing area of Bootes Discovery - Discovered: June 1999 - 37 Oil Sands - 155 Meters of Net Oil - Excellent Reservoir Quality - 33 to 15% Porosity - Permeability > 20 Darcies - Reserves - 50-70 MMbl - First Production Estimated Q4 2002 SLIDE 17 - INTERNATIONAL PRODUCTION (Bar graph showing international production in MBOE/d for 1991 - 2003E) in three (3) countries) EXLUDES EXPLORATION SUCCESS 1991 1994 1997 2000E 2003E South America 2 3 9 10 28 SE Asia 8 13 18 62 West Africa 23 68 SLIDE 18 - INTERNATIONAL EXPLORATION PROGRAM International Map showing areas of exploration and areas of existing contracts (Brazil - 2 Blocks, Argentina - 4 Blocks, West Africa - 5 Blocks, Malaysia/Thailand - 2 Blocks, China - 5 Blocks, Indonesia - 4 Blocks). SLIDE 19 - INTERNATIONAL EXPLORATION (Table showing status of international exploration in several countries) 2000-2001 % W.I. DH EXPOSURE STATUS --------- ------ ----------- ------ China 6 wells 50-100% ------- Negotiations W. Africa 4-6 wells 50-100% $10-15 MM Negotiations Malaysia 3 wells 50-75% 0-$10 MM Partial Sale Brazil 4 wells 50%+/- $6-8 MM No sell down Argentina 2 wells 100% $6 MM No sell down SLIDE 20 - INTERNATIONAL Ghana - Keta Block - Dolphin Prospect Play Concept Cross Section of Dolphin Prospect DOLPHIN PROSPECT To Spud January 2001 Reserve Potential - 150+ MMBO Follow-up Prospects - 2 Primary play concept: Reservoir: Upper Cretaceous sandstones Seal: Tertiary marine shales Source/charge: Albian source rocks; migration via deep-cutting faults Trap: Erosional remnant/buried hill Secondary play concepts: Stratigraphic/structural traps in Cretaceous & Tertiary sandstones SLIDE 21 - INTERNATIONAL Ghana - Keta Block - Deep Water Plays Play Concept Cross Section of Keta Block Play Concept: Reservoir: Upper Cretaceous & Tertiary sands Seal: Upper Cretaceous & Tertiary marine shales Source/charge: Albianand/or upper Cretaceous source rocks Trap: Combination structural/stratigraphic traps Reserve Potential: > 1 MMMBO SLIDE 22 - INTERNATIONAL Malaysia International map showing the petroleum systems in the Natuna Sea. - Natuna Sea is one of the World Significant Petroleum Systems - Block PM-308 Contains Both Low Risk Exploitation and High Potential Exploration Opportunities - Improved Malaysian Fiscal Terms Significantly Enhance Economics SLIDE 23 - INTERNATIONAL Malaysia - Block PM-308 Map showing leads in the Penyu Ridge (Cendara lead, Mas Lead, Jahor Lead, Keteh Lead, Penyu West Leads, Tenggol Lead, and Benyu Lead) and the Penyu SW, the Belida Field, the Rhu Field, and the Cemara Complex SLIDE 24 - INTERNATIONAL Malaysia - Rhu Field (Structural Cross Section) Discovery Well: Texaco Rhu 1A (1992) Test Rates: 6535 BOPD (Cumulative) Reserves: 22 - 48 MMbl Objective Depth: 2600 m. Water Depth: 45 m. DHC: $4.5 MM SLIDE 25 - INTERNATIONAL SUMMARY - Niche Strategy - Proven Track Record - Legacy Assets - Strong Growth Potential - High Quality Prospect Inventory SLIDE 26 - TRANSACTION SUMMARY - Structure: Non-Taxable Merger - Equity Ownership: 68% Devon 32% Santa Fe Snyder - Exchange Ratio: Approximately 40.3 MM Common Shares, or .22 DVN Per SFS Share - Board of Directors: Proportional Representation SLIDE 27 - STRATEGIC RATIONALE - Critical Mass - Per Share Accretion - Core Area Overlap - International Growth Platform - $30 - $35 Million Annual Cost Savings SLIDE 28 - THE COMBINED COMPANY Proved Reserves: 1,056 Mmboe Reserve Profile: 76% North America 24% International Proved Developed: 72% Production Mix: 57% Gas/43% Oil R/P Ratio: 8.9 Years Credit Rating: Investment Grade Undeveloped Acreage 31.9 Million (Net) SLIDE 29 - TIME LINE - May 26: DVN and SFS announce merger - Late June: File preliminary proxy materials - Early Sept: File definitive proxy materials - Early Oct: Shareholder meetings - Early Oct: Close merger SLIDE 30 - FORWARD-LOOKING STATEMENTS This presentation (as well as information included in oral statements made by the Company) includes forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Such forward-looking statements may be or may concern, among other things, capital expenditures, drilling activity, acquisitions and dispositions, and conditions and transactions related thereto, development or exploratory activities, cost savings efforts, production activities and volumes, hydrocarbon reserves, hydrocarbon prices, hedging activities and the results thereof, cash flows, financing plans, liquidity, regulatory matters, competition and the Company's ability to realize efficiencies related to certain transactions or organizational changes. All forward-looking information is based upon management's current plans, expectations, estimates and assumptions and is subject to a number of uncertainties and risks that could significantly affect current plans, anticipated actions, the timing of such actions and the Company's financial condition and results of operations. As a consequence, actual results may differ materially from expectations, estimates or assumptions expressed in any forward-looking statements made by or on behalf of the company. Further information is available in the Company's filings with the Securities and Exchange Commission, which are incorporated by reference. *** END OF PRESENTATION