Old Dominion Freight Line (ODFL)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-25 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: OLD DOMINION FREIGHT LINE, INC. (ODFL) CIK: 0000878927 --- Reporting Owner --- Name: Overbey Cecil E. Jr. CIK: 0001509626 Role: Officer (SVP - Strategic Development) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-08-25 | Code: S (Open market sale) Shares: -19,952 | Price: $198.39 Total Value: $3,958,277.28 Shares Owned After: 22,746 | Ownership: D (Direct) Footnotes: [F1] The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.31 to $198.68, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. --- Holdings --- [Holding #1] Security: Common Stock Ownership: I (Indirect) --- Footnotes (Complete Index) --- F1: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $198.31 to $198.68, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. --- Signature --- /s/ /s/ Cecil E. Overbey, Jr. (2026-08-26)