Old Dominion Freight Line (NASDAQ:ODFL) has outperformed the market over the past 15 years by 18.66% on an annualized basis producing an average annual return of 30.76%. Currently, Old Dominion Freight Line has a market capitalization of $43.14 billion. Buying $1000 In ODFL: If an investor had bought $1000 of ODFL stock 15 years ago, it would be worth $53,079.78 today based on a price of $201.31 for ODFL at the time of writing. Old Dominion Freight Line’s Performance Over Last 15 YearsFinally — what’s the point of all this? The key insight to take from this article is to note how much of a di…