Jul 14, 2003 12:00 PM, from staff and wire reports

The board of directors of Marten Transport Ltd, a Mondovi WI-based temperature-sensitive truckload motor carrier, has declared a three-for-two stock split of the company’s common stock. This stock split will be effected in the form of a stock dividend distributed July 24, 2003, to shareholders of record as of July 21, 2003. Holders of the company’s common stock will receive an additional one-half share for each outstanding share of common stock held as of the record date. The stock split will increase the number of outstanding shares of common stock from 4,288,895 to about 6,433,342.