$ODFL vs $SAIA: Weighing Scale and Stability Against Growth in LTL Trucking Old Dominion Freight Line (ODFL) and Saia (SAIA) are both leading less-than-truckload (LTL) carriers in the U.S. trucking sector, with ODFL holding a larger market capitalization of approximately $36 billion compared to SAIA’s roughly $9 billion. Recent market activity shows ODFL shares trading near $173–$175 after a pullback from 52-week highs above $250, supported by Q2 2026 revenue growth of 10.4% and August revenue-per-day increases of 12.4%.