Old Dominion declares $0.26 quarterly dividend, +30% YoY after split; appoints new accounting officer

elected Clayton G. Brinker to serve as Vice President – Accounting and Finance of the Company and designated Mr. Brinker as the principal accounting officer of the Company, each effective August 2, 2024

As previously disclosed, Kimberly S. Maready, who currently serves as Vice President – Accounting and Finance of the Company and is designated as the principal accounting officer of the Company, notified the Company that she will be retiring from the Company on the Effective Date.

Proposal 4 – Ratification of the Appointment of the Company’s Independent Registered Public Accounting Firm The ratification of the appointment of Ernst & Young LLP as the Company’s independent registered public accounting firm for the year ending December 31, 2024 was approved by the shareholders based on the following vote: For Against Abstain 96,791,415 3,482,856 50,901

Proposal 2 – Approval, on an Advisory Basis, of the Compensation of the Company's Named Executive Officers The compensation of the Company’s named executive officers was approved, on an advisory basis, by the shareholders based on the following vote: For Against Abstain Broker Non-Votes 94,432,207 3,092,241 75,326 2,725,398

Proposal 5 – Shareholder Proposal A shareholder proposal regarding greenhouse gas reduction targets was not approved by the shareholders based on the following vote: For Against Abstain Broker Non-Votes 23,760,668 73,487,605 351,501 2,725,398

Proposal 1 – Election of Twelve Directors Each of the following individuals were elected by the shareholders to serve as directors for one-year terms and until their respective successors have been elected and qualified or until their death, resignation, removal or disqualification or until there is a decrease in the number of directors, and received the number of votes set opposite their respective names: Nominee For Withheld Broker Non-Votes Sherry A. Aaholm 95,272,882 2,326,892 2,725,398 David S. Congdon 92,507,355 5,092,419 2,725,398 John R. Congdon, Jr. 93,058,554 4,541,220 2,725,398 Andrew S. Davis 97,044,567 555,207 2,725,398 Kevin M. Freeman 96,604,616 995,158 2,725,398 Bradley R. Gabosch 94,048,221 3,551,553 2,725,398 Greg C. Gantt 93,301,122 4,298,652 2,725,398 John D. Kasarda 89,583,739 8,016,035 2,725,398 Cheryl S. Miller 97,385,275 214,499 2,725,398 Wendy T. Stallings 96,594,000 1,005,774 2,725,398 Thomas A. Stith, III 94,242,014 3,357,760 2,725,398 Leo H. Suggs 90,469,639

Proposal 3 – Approval of an Amendment to the Company’s Amended and Restated Articles of Incorporation to Increase the Number of Authorized Shares of the Company’s Common Stock The amendment to the Company’s Amended and Restated Articles of Incorporation to increase the number of authorized shares of the Company’s common stock was approved by the shareholders based on the following vote: For Against Abstain 97,224,417 3,075,641 25,114