Form 144

144: Filer Information

Filer CIK

0001488810

Filer CCC

XXXXXXXX

Is this a LIVE or TEST Filing?

LIVE

TEST

Submission Contact Information

Name

Phone

E-Mail Address

144: Issuer Information

Name of Issuer

Old Dominion Freight Lines

SEC File Number

000-19582

Address of Issuer

500 Old Dominion Way
Thomasville
NORTH CAROLINA
27360

Phone

336-889-5000

Name of Person for Whose Account the Securities are To Be Sold

Gregory C Gantt

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Piper Sandler 800 Nicolett Mall Suite 900 Minneapolis MN 55402-7020	22107	4549842	209300000	05/04/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Shares	03/01/2024	Compensation	Issuer	1491	03/01/2024	Compensation
Common shares	04/01/2024	Compensation	Issuer	2983	04/01/2024	Compensation
Common Shares	05/14/2024	Compensation	Issuer	449	05/14/2024	Compensation
Common Shares	07/01/2024	Compensation	Issuer	2983	07/01/2024	Compensation
Common Shares	08/01/2024	Compensation	Issuer	2983	08/01/2024	Compensation
Common Shares	12/02/2024	Compensation	Issuer	2983	12/02/2024	Compensation
Common Shares	01/02/2025	Compensation	Issuer	3749	01/02/2025	Compensation
Common Shares	03/03/2025	Compensation	Issuer	2995	03/03/2025	Compensation
Common shares	03/27/2024	Compensation	Issuer	1491	03/27/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Gregory C Gantt 154 Attleboro Pl Mooresville NC 28117	Common Shares	02/09/2026	12024	2361851.47

144: Remarks and Signature

Remarks

Date of Notice

05/04/2026

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature