Marten Transport: Announces three-for-two stock split

MONDOVI, Wis., May 13, 2013 (GLOBE NEWSWIRE) — Marten Transport, Ltd.
(Nasdaq:MRTN) announced today that its Board of Directors has declared
a three-for-two stock split of the company’s common stock. The stock
split will be effected in the form of a stock dividend payable on June
14, 2013, to stockholders of record as of May 28, 2013. 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 approximately 22,146,819 to approximately 33,220,229.

Chairman and Chief Executive Officer Randolph L. Marten said, “I am
pleased to announce this stock split which reflects our continued
strong financial condition. The increased number of outstanding shares
should increase trading activity, or float, in our common stock. This
stock split, while maintaining our current quarterly cash dividend of
$0.025 per share, effectively increases the cash payout to our
stockholders by 50%.”

Marten Transport, with headquarters in Mondovi, Wis., is one of the
leading temperature-sensitive truckload carriers in the United States.
Marten specializes in transporting and distributing food and other
consumer packaged goods that require a temperature-controlled or
insulated environment. Marten offers service in the United States,
Canada and Mexico, concentrating on expedited movements for high-volume
customers. Marten’s common stock is traded on the Nasdaq Global Select
Market under the symbol MRTN.

This press release contains certain statements that may be considered
forward-looking statements within the meaning of Section 27A of the
Securities Act of 1933, as amended, and Section 21E of the Securities
Exchange Act of 1934, as amended. These statements by their nature
involve substantial risks and uncertainties, and actual results may
differ materially from those expressed in such forward-looking
statements. Important factors known to Marten that could cause actual
results to differ materially from those discussed in the
forward-looking statements are discussed in Item 1A of Marten’s Annual
Report on Form 10-K for the year ended December 31, 2012. Marten
undertakes no obligation to correct or update any forward-looking
statements, whether as a result of new information, future events or

CONTACT: Tim Kohl, President
Jim Hinnendael, Chief Financial Officer
Marten Transport, Ltd.