Marten Transport (MRTN) reported Q4 earnings late Monday of $0.07 per diluted share, down from $0.15 a year earlier.
Three analysts polled by FactSet expected $0.06.
Operating revenue for the quarter ended Dec. 31 fell to $230.4 million from $268.2 million a year earlier.
Three analysts surveyed by FactSet expected $234.3 million.
Shares of Marten Transport were down nearly 1% in after-hours trading.