UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ____________ to ____________. Commission File Number: 0-19582 OLD DOMINION FREIGHT LINE, INC. (Exact name of registrant as specified in its charter) VIRGINIA 56-0751714 (Stat ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to ________ . Commission File Number: 0-19582 OLD DOMINION FREIGHT LINE, INC. (Exact name of registrant as specified in its charter) VIRGINIA 56-0751714 (St ...

Financial Data and Key Metrics Changes - Old Dominion's revenue for Q3 2020 was $1.1 billion, a 0.9% increase from the prior year [14] - Operating ratio improved by 480 basis points to 74.5%, and earnings per diluted share increased by 24.8% to $1.71 [14] - Cash flow from operations totaled $170.2 million for Q3 2020, with capital expenditures of $46.3 million [21] Business Line Data and Key Metrics Changes - LTL tonnage increased by 1.3%, while LTL revenue per hundredweight decreased by 0.6% [15] - Revenue per day for Q3 increased by 18.1% compared to Q2 2020, with LTL shipments per day increasing by 15.4% [16] - Weight per shipment decreased sequentially but remained higher year-over-year, indicating a shift in customer mix [18] Market Data and Key Metrics Changes - Revenue per day in October 2020 is trending higher by approximately 2% to 2.5% compared to October 2019 [17] - The pricing environment is improving, with expectations for rates to rise further in the industry next year [10] Company Strategy and Development Direction - The long-term strategy focuses on delivering superior service at a fair price, which supports further investments in capacity and technology [8] - The company plans to invest in equipment and service center capacity, including opening several new facilities before the end of Q1 2021 [12] - Management emphasizes the importance of maintaining a disciplined approach to cost control while preparing for anticipated growth [20] Management's Comments on Operating Environment and Future Outlook - Management believes the domestic economy and customer demand will continue to improve, necessitating capacity to support growth [11] - The company is confident in its ability to grow profitably while increasing shareholder value, despite the challenges posed by the pandemic [13] Other Important Information - The effective tax rate for Q3 2020 was 24.8%, with an expectation of 25.9% for Q4 2020 [23] - The company returned $360.3 million in total capital to shareholders during the first nine months of the year, including $306.8 million in share repurchases [21] Q&A Session Summary Question: Weight per shipment and spillover freight - Management indicated there isn't a specific target weight per shipment but noted that they are seeing heavier shipments coming in, particularly from the West Coast [25][26] Question: Headcount trends for Q4 - Management expects a typical sequential increase in headcount of about 2% to 4% in Q4, with a focus on balancing workforce with growing demand [29][30] Question: Operating expenses and cost control - Management noted that general supplies and expenses as a percentage of revenue improved to over 21% in Q3, with ongoing cost control measures in place [36][39] Question: Long-term incremental margin goals - Management reaffirmed a long-term goal of a 25% incremental margin, with confidence in the ability to improve operating ratios further [48][50] Question: Customer conversations and pricing strategy - Management expects to implement typical annual rate increases in spring, with a focus on maintaining strong customer relationships and managing costs effectively [74][78]

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to ________ . Commission File Number: 0-19582 OLD DOMINION FREIGHT LINE, INC. (Exact name of registrant as specified in its charter) VIRGINIA 56-0751714 (State o ...

OD·DOMESTIC OD-GLOBAL OD·EXPEDITED OD·PEOPLE OD TECHNOLOGY HELPING THE WORLD FEP PROMISES. May 2020 Forward-looking Statements Today's discussion may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Words such as "expects," "anticipates," "intends," "estimates" or similar expressions are intended to identify these forward-looking statements. These statements are based on Old Dominion Freight Line's current plans and expectations and involve risks ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ________ to ________ . Commission File Number: 0-19582 OLD DOMINION FREIGHT LINE, INC. (Exact name of registrant as specified in its charter) VIRGINIA 56-0751714 (State ...

Financial Data and Key Metrics Changes - Old Dominion's revenue for Q1 2020 was $987 million, a 0.3% decrease from the prior year, with a daily decrease of 1.9% due to one extra workday [18] - The operating ratio improved by 60 basis points to 81.4%, attributed to revenue quality and increased operating efficiencies [23] - Earnings per diluted share increased to $1.11, despite a $10.1 million expense related to a special bonus for employees [18][27] Business Line Data and Key Metrics Changes - LTL tons decreased by 3.9%, partially offset by a 2.6% increase in LTL revenue per hundredweight [18] - Excluding fuel surcharges, LTL revenue per hundredweight increased by 3.3% [18] - The average weight per shipment increased by 6.3% in March, impacting yield negatively [20] Market Data and Key Metrics Changes - Revenue per day in April was down close to 20%, with average weight per shipment increasing close to 10% [24] - The trucking industry faced a significant drop in business levels due to stay-at-home orders, but essential services continued to operate [11][12] Company Strategy and Development Direction - The company emphasized maintaining a strong balance sheet and flexibility to capitalize on future opportunities, including potential industry consolidation [32][26] - Investments in capacity and service centers were highlighted as critical for future growth, particularly in metro markets [33][45] Management's Comments on Operating Environment and Future Outlook - Management expressed cautious optimism about the recovery of business levels as states begin to reopen [15] - The company is prepared to manage increased business levels when volumes return, leveraging its variable cost structure [25][15] Other Important Information - The company implemented a furlough program to adjust workforce levels in response to decreased revenue, while ensuring health benefits for furloughed employees [13][25] - Cash flow from operations totaled $204 million for Q1, with capital expenditures at $52.2 million [27] Q&A Session Summary Question: Are you seeing issues with share loss in certain markets? - Management noted that while customers are always pushing back on prices, the competitive environment remains disciplined, with no significant share loss observed [31] Question: How do you view the opportunity for industry consolidation? - Management indicated that they are well-prepared for potential consolidation and have made strategic investments to enhance capacity [32][33] Question: Can you clarify the shipment color relative to April revenue? - Management confirmed that shipments per day are trending worse than revenue, with a heavier weight per shipment impacting yields [35][36] Question: Will you see sequential OR improvement despite revenue decline? - Management stated that while the second quarter typically sees OR improvement, current uncertainty makes it difficult to predict [39][41] Question: What is your maintenance CapEx level? - Management indicated that normal maintenance CapEx would be around $200 million to $250 million annually, but current plans are adjusted due to the economic environment [43][44] Question: How does the increase in weight per shipment impact profitability? - Management explained that while higher weight per shipment is generally positive, the current environment is fluid, and profitability will depend on managing costs effectively [47][49] Question: What percentage of your customer base is essential? - Management estimated that about 80% of their customers are considered essential and are currently moving goods [73][75] Question: Are you seeing accelerated bankruptcies among smaller carriers? - Management acknowledged that many small truckload carriers have closed, but no significant impact has been observed on the LTL side [77]

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ____________ to ____________. Commission File Number: 0-19582 OLD DOMINION FREIGHT LINE, INC. (Exact name of registrant as specified in its charter) VIRGINIA 56-0751714 (Stat ...

Financial Data and Key Metrics Changes - Old Dominion's revenue for Q4 2019 was $1.0 billion, a 1.7% decrease from the prior year, while annual revenue increased 1.6% to a record $4.1 billion [19] - Diluted earnings per share for Q4 decreased 7.7% to $1.80, while for the year, it increased 3.8% to a record $7.66 [19] - The operating ratio increased by 260 basis points due to a rise in fringe benefit costs, which accounted for 39.7% of salaries and wages in Q4 2019 compared to 30.7% in Q4 2018 [21][22] Business Line Data and Key Metrics Changes - LTL tons decreased by 4.5% in Q4, partially offset by a 2.7% increase in LTL revenue per hundredweight [20] - Excluding fuel surcharges, LTL revenue per hundredweight increased by 4%, aligning with expectations [20] - LTL shipments per day were down 3.8% sequentially, slightly below the 10-year average decrease of 3.3% [21] Market Data and Key Metrics Changes - The overall operating environment in Q4 was similar to most of 2019, with volumes performing in line with normal seasonality compared to Q3 2019 [10] - January 2020 saw a 0.2% increase in revenue per day compared to January 2019, with LTL tons per day down 3.6% [21][44] Company Strategy and Development Direction - The company plans to open six to eight service centers in 2020 to enhance capacity and support growth [15] - Long-term improvements in operating ratio depend on consistent improvements in density and yield, which require a positive macroeconomic environment [13] - The company remains committed to delivering superior service at a fair price while controlling costs [11] Management's Comments on Operating Environment and Future Outlook - Management expressed cautious optimism regarding the industrial economy's improvement in 2020, despite political risks associated with the election year [11][122] - Positive customer feedback and stabilization in the market were noted, with expectations for gradual improvement throughout the year [32][122] Other Important Information - Capital expenditures totaled $479 million for 2019, with a commitment to ongoing expansion of the service center network [14] - The Board approved a 35.3% increase in the quarterly dividend to $0.23 per share, reflecting confidence in future growth [26] Q&A Session Summary Question: Market conditions in early 2020 - Management noted stabilization in the market with positive customer feedback, indicating cautious optimism for the year ahead [32] Question: Cost inflation and operating ratio - The increase in operating ratio was primarily due to phantom stock expenses, with expectations for normalization in future periods [33][34] Question: Tonnage trends and January performance - Tonnage trends showed improvement in December, with January seeing a slight decline but overall positive developments [42][44] Question: Phantom stock impact on 2020 - The company expects a reduction in phantom stock expenses in 2020 compared to 2019, which should provide a tailwind for growth [46][48] Question: LTL pricing stability - LTL pricing has remained stable, with expectations for continued cost-based pricing strategies [67][71] Question: Insurance claims and industry trends - The company experienced a spike in insurance rates but maintains a low historical claims ratio, indicating effective safety measures [76][80] Question: Consolidation in the LTL space - Management does not foresee significant changes in the competitive landscape, with a stable environment expected [85][86] Question: Weight per shipment trends - Weight per shipment showed slight fluctuations but is expected to stabilize and improve as the year progresses [116]

OD·EXPEDITED OD-GLOBAL OD·PEOPLE HELPING THE WORLD CHP PROMISES. November 2019 OD·DOMESTIC OD-TECHNOLOGY Forward-looking Statements Today's discussion may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Words such as "expects," "anticipates," "intends," "estimates" or similar expressions are intended to identify these forward-looking statements. These statements are based on Old Dominion Freight Line's current plans and expectations and involve ...