MONDOVI, Wis., July 18, 2024 (GLOBE NEWSWIRE) -- Marten Transport, Ltd. (NASDAQ:MRTN) today reported net income of $7.9 million, or 10 cents per diluted share, for the second quarter ended June 30, 2024, compared with$21.9 million, or 27 cents per diluted share, for the second quarter of 2023. For the six-month period ended June 30, 2024, net income was $17.5 million, or 22 cents per diluted share, compared with$44.4 million, or 55 cents per diluted share, for the 2023 six-month period. Operating revenue ...