424B3 1 dvnsup9.txt PROSPECTUS SUPPLEMENT NO. 9 Filed Pursuant to Rule 424(b)(3) TO THE PROSPECTUS DATED Relating to Form S-3 Registration DECEMBER 1, 2000 Statement No. 333-50036 DEVON ENERGY CORPORATION 760,000,000 Principal Amount at Maturity of Zero Coupon Convertible Senior Debentures Due 2020 and Shares of Common Stock Issuable upon Conversion of the Debentures This Prospectus Supplement relates to the offering for resale of Devon's zero coupon convertible senior debentures due 2020 and the shares of Devon's common stock issuable upon conversion of the debentures. The selling security holder table on pages 6-8 of the prospectus is amended by this supplement to add the following entities as selling security holders and to list the amount of the securities beneficially owned and being offered for sale by such security holders: Shares of Convertible Debentures Common Stock ---------------------- ------------ Held Offered by this Offered by this Before Prospectus Prospectus Selling Security Holder Offering Supplement Supplement(1) ----------------------- -------- ---------- --------------- KBC Financial Products USA Inc. $ 2,000,000 $ 2,000,000 11,519 McMahan Securities Co., L.P. $ 300,000 $ 300,000 1,728 (1) Assumes conversion of the full amount of debentures by each holder at the initial conversion rate of 5.7593 shares of common stock per $1,000 principal amount of debentures at maturity. The Date of this Supplemental Prospectus is September 7, 2001