Company: ORLY
Filing Date: 2025-04-01
Form Type: S-3ASR
Source: 0001104659-25-030639
Chunk: 1

Company: O REILLY AUTOMOTIVE INC
Filing Date: 2025-04-01
Form: S-3ASR
Chunk 1
---
 to General Instruction I.D. or a post-effective amendment thereto that shall become effective upon filing with the Commission pursuant to Rule 462(e) under the Securities Act, check the following box. ☒ If this Form is a post-effective amendment to a registration statement filed pursuant to General Instruction I.D. filed to register additional securities or additional classes of securities pursuant to Rule 413(b) under the Securities Act, check the following box. ☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company” and “emerging growth company” in Rule 12b-2 of the Exchange Act. (Check one):

| ​ | Large accelerated filer 
 ☒                       
 ​                       | ​ | ​ | Non-accelerated filer     
 ☐                         
 ​                         | ​ |
| ​ | Accelerated filer       
 ☐                       
 ​                       | ​ | ​ | Smaller reporting company 
 ☐                         
 ​                         | ​ |
| ​ | ​                       | ​ | ​ | Emerging growth company   
 ☐                         
 ​                         | ​ |

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of Securities Act. ☐

TABLE OF CONTENTS

### PROSPECTUS

#### O’Reilly Automotive, Inc.

#### Debt Securities
The debt securities covered by this prospectus may be sold from time to time by O’Reilly Automotive, Inc.

We will provide specific terms of any offering, including the price to the public of the debt securities, in supplements to this prospectus. These securities may be offered separately or together in any combination and as separate series. You should read this prospectus and any applicable prospectus supplement and free writing prospectus carefully before you invest in our debt securities.

We may sell these debt securities on a continuous or delayed basis directly, through underwriters, dealers or agents as designated from time to time, or through a combination of these methods.

Investing in our debt securities involves certain risks. See “Risk Factors” beginning on page 2of this prospectus and Part I, Item 1A, “Risk Factors” beginning on page 18 of