Filed Pursuant to Rule 424(b)(3)
Registration No. 333-208317
PROSPECTUS SUPPLEMENT dated May 15, 2020 to the
PROSPECTUS dated March 20, 2020
2,000,000 Shares
ATMOS ENERGY CORPORATION
AMENDED AND RESTATED DIRECT STOCK PURCHASE PLAN
Common Stock
The telephone number of the plan administrator set forth (i) in the second bullet point under the heading The Plan on page 2 of the Prospectus, (ii) in the penultimate paragraph under the heading 4. Who administers the plan? on page 7 of the Prospectus, and (iii) in the final paragraph under the heading 19. What happens to shares purchased under the plan? on page 14 of the Prospectus is hereby replaced, in each instance, with the following: Toll- Free: 800-543-3038; Local/International: 303-558-4099.
Except as expressly set forth herein, no other changes to the Prospectus are being made by this Prospectus Supplement.