UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 13F FORM 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2004 Check here if Amendment [ ] Amendment Number: This Amendment: [ ] is a restatement [ ] adds new holdings entries. Institutional Investment Manager Filing This Report: Name: Devon Energy Corporation Address: 20 North Broadway Oklahoma City, OK 73102-8260 Form 13F File Number: 028-05117 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Janice A. Dobbs Title: Corporate Secretary Phone: (405) 552-7844 Signature, Place, and Date of Signing: /s/ Janice A. Dobbs Oklahoma City, OK May 7, 2004 ---------------------- ----------------- ------------ Signature City, State Date Report Type: [X] 13F HOLDINGS REPORT [ ] 13F NOTICE [ ] 13F COMBINATION REPORT FORM 13F SUMMARY PAGE REPORT SUMMARY: Number of other included Managers 0 Form 13F Information Table Entry Total: 1 Form 13F Information Table Value Total: $622,573,418 List of Other Included Managers: NONE FORM 13F INFORMATION TABLE ------------------------------------------------------------------------------------------------------------------------------------ COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 ------------------------------------------------------------------------------------------------------------------------------------ NAMES OF TITLE OF VALUE SHRS/ SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY ISSUER CLASS CUSIP [x$1000] PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ------------------------------------------------------------------------------------------------------------------------------------ ChevronTexaco Corporation Common 166764100 622,573 7,092,429 SH SOLE