| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | OLD DOMINION FREIGHT LINE, INC. | 10,926,090 | 9.3% | EDGAR |
| SC 13G/A | 2021-01-29 | BlackRock Inc. | OLD DOMINION FREIGHT LINE, INC. | 8,084,935 | 6.9% | EDGAR |
| SC 13G/A | 2020-02-14 | Capital Research Global Investors | OLD DOMINION FREIGHT LINE, INC. | 7,293,994 | 9.1% | EDGAR |
| SC 13G | 2020-02-14 | Capital International Investors | OLD DOMINION FREIGHT LINE, INC. | 4,550,596 | 5.7% | EDGAR |
| SC 13G/A | 2020-02-13 | CONGDON DAVID S | OLD DOMINION FREIGHT LINE, INC. | 4,510,072 | 5.7% | EDGAR |
| SC 13G/A | 2020-02-12 | VANGUARD GROUP INC | OLD DOMINION FREIGHT LINE, INC. | 7,585,168 | 9.5% | EDGAR |
| SC 13G/A | 2020-02-05 | BlackRock Inc. | OLD DOMINION FREIGHT LINE, INC. | 4,265,757 | 5.3% | EDGAR |
| SC 13G/A | 2019-02-14 | Capital Research Global Investors | OLD DOMINION FREIGHT LINE INC/VA | 5,294,490 | 6.4% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | OLD DOMINION FREIGHT LINE INC/VA | 6,588,575 | 8.0% | EDGAR |
| SC 13G/A | 2019-02-08 | CONGDON DAVID S | OLD DOMINION FREIGHT LINE INC/VA | 4,719,981 | 5.8% | EDGAR |
| SC 13G/A | 2019-02-06 | BlackRock Inc. | OLD DOMINION FREIGHT LINE INC/VA | 6,223,211 | 7.6% | EDGAR |
| SC 13G/A | 2018-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | OLD DOMINION FREIGHT LINE INC/VA | 2,073,428 | 2.5% | EDGAR |
| SC 13G/A | 2018-02-14 | Capital Research Global Investors | OLD DOMINION FREIGHT LINE INC/VA | 6,231,955 | 7.5% | EDGAR |
| SC 13G/A | 2018-02-13 | CONGDON DAVID S | OLD DOMINION FREIGHT LINE INC/VA | 4,692,640 | 5.7% | EDGAR |
| SC 13G/A | 2018-02-09 | VANGUARD GROUP INC | OLD DOMINION FREIGHT LINE INC/VA | 5,737,717 | 7.0% | EDGAR |
| SC 13G/A | 2018-01-29 | BlackRock Inc. | OLD DOMINION FREIGHT LINE INC/VA | 5,999,272 | 7.3% | EDGAR |
| SC 13G/A | 2017-02-14 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | OLD DOMINION FREIGHT LINE INC/VA | 3,156,904 | 3.8% | EDGAR |
| SC 13G/A | 2017-02-13 | Capital Research Global Investors | OLD DOMINION FREIGHT LINE INC/VA | 6,326,211 | 7.6% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | OLD DOMINION FREIGHT LINE INC/VA | 5,310,346 | 6.4% | EDGAR |
| SC 13G/A | 2017-02-10 | CONGDON DAVID S | OLD DOMINION FREIGHT LINE INC/VA | 4,781,176 | 5.8% | EDGAR |