Marten Transport Results Presentation Deck

$1.40 $1.30 $1.20 $1.10 $1.00 $0.90 $0.80 $0.70 $0.60 $0.50 $0.40 $0.30 $0.20 $0.10 $0.00 2009 Improvement in Marten's Earnings Per Diluted Share(1) -2022 improved 31% over 2021 23% 21% ill 2011 2010 12% 10% 2012 2013 (2)% 2014 20% (3)% -%(2) 2015 2016 2017 62% (2) 2018 11% 2019 13% 2020 23% 2021 (1) Restated to reflect the three-for-two stock split on August 13, 2020, the five-for-three stock split on July 7, 2017, and the three-for-two stock split on June 14, 2013 (2) Excluding the deferred income taxes benefit related to the federal Tax Cuts and Jobs Act in 2017 462% increase from Q1 '09 to Q1 '23 2022 MARTEN 31% TRANSPORT LTD. Q1 '22 (16)% Q1 '23

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