HEARTLAND ADVISORS INC

Holdings History for MARTEN TRANSPORT LTD - Common Stock (MRTN)

Symbol: MRTN on Nasdaq
Investment type: Equity / Common Stock

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025	0.18%	-0.06%	$3,414,000	300,000	-100,000	-25%	$11.38	Q4 2025
30 Sep 2025	0.23%	0%	$4,264,000	400,000	0		$10.66	Q3 2025
30 Jun 2025	0.29%	+0.07%	$5,196,000	400,000	+100,000	+33%	$12.99	Q2 2025
31 Mar 2025	0.24%	+0.12%	$4,116,000	300,000	+150,000	+100%	$13.72	Q1 2025
31 Dec 2024	0.13%	0%	$2,341,500	150,000	0		$15.61	Q4 2024
30 Sep 2024	0.14%	0%	$2,655,000	150,000	0		$17.70	Q3 2024
30 Jun 2024	0.15%	0%	$2,767,500	150,000	0		$18.45	Q2 2024
31 Mar 2024	0.15%	0%	$2,772,000	150,000	0		$18.48	Q1 2024
31 Dec 2023	0.16%	0%	$3,147,000	150,000	0		$20.98	Q4 2023
30 Sep 2023	0.17%	0%	$2,956,500	150,000	0		$19.71	Q3 2023
30 Jun 2023	0.18%	0%	$3,225,000	150,000	0		$21.50	Q2 2023
31 Mar 2023	0.19%	0%	$3,142,500	150,000	0		$20.95	Q1 2023
31 Dec 2022	0.19%	0%	$2,967,000	150,000	0		$19.78	Q4 2022
30 Sep 2022	0.21%	0%	$2,874,000	150,000	0		$19.16	Q3 2022
30 Jun 2022	0.18%	0%	$2,523,000	150,000	0		$16.82	Q2 2022
31 Mar 2022	0.17%	0%	$2,664,000	150,000	0		$17.76	Q1 2022
31 Dec 2021	0.15%	0%	$2,574,000	150,000	0		$17.16	Q4 2021
30 Sep 2021	0.14%	0%	$2,354,000	150,000	0		$15.69	Q3 2021
30 Jun 2021	0.14%	0%	$2,474,000	150,000	0		$16.49	Q2 2021
31 Mar 2021	0.16%	0%	$2,546,000	150,000	0		$16.97	Q1 2021
31 Dec 2020	0.18%	0%	$2,585,000	150,000	0		$17.23	Q4 2020
30 Sep 2020	0.21%	+0.07%	$2,448,000	150,000	+50,000	+50%	$16.32	Q3 2020
30 Jun 2020	0.22%	0%	$2,516,000	100,000	0		$25.16	Q2 2020
31 Mar 2020	0.22%	0%	$2,052,000	100,000	0		$20.52	Q1 2020
31 Dec 2019	0.16%	0%	$2,149,000	100,000	0		$21.49	Q4 2019
30 Sep 2019	0.16%	0%	$2,078,000	100,000	0		$20.78	Q3 2019
30 Jun 2019	0.13%	0%	$1,815,000	100,000	0		$18.15	Q2 2019
31 Mar 2019	0.13%	0%	$1,783,000	100,000	0		$17.83	Q1 2019
31 Dec 2018	0.13%	0%	$1,619,000	100,000	0		$16.19	Q4 2018
30 Sep 2018	0.14%	-0.09%	$2,105,000	100,000	-66,666	-40%	$21.05	Q3 2018
30 Jun 2018	0.26%	0%	$3,908,000	166,666	0		$23.45	Q2 2018
31 Mar 2018	0.25%	0%	$3,800,000	166,666	0		$22.80	Q1 2018
31 Dec 2017	0.22%	0%	$3,383,000	166,666	0		$20.30	Q4 2017
30 Sep 2017	0.22%	+0.09%	$3,425,000	166,666	+66,666	+67%	$20.55	Q3 2017
30 Jun 2017	0.18%	0%	$2,740,000	100,000	0		$27.40	Q2 2017
31 Mar 2017	0.14%	0%	$2,345,000	100,000	0		$23.45	Q1 2017
31 Dec 2016	0.13%	-0.26%	$2,330,000	100,000	-200,000	-67%	$23.30	Q4 2016
30 Sep 2016	0.36%	0%	$6,300,000	300,000	0		$21.00	Q3 2016
30 Jun 2016	0.33%	0%	$5,940,000	300,000	0		$19.80	Q2 2016
31 Mar 2016	0.29%	0%	$5,616,000	300,000	0		$18.72	Q1 2016
31 Dec 2015	0.21%	0%	$5,310,000	300,000	0		$17.70	Q4 2015
30 Sep 2015	0.18%	0%	$4,851,000	300,000	0		$16.17	Q3 2015
30 Jun 2015	0.18%	-0.09%	$6,510,000	300,000	-150,000	-33%	$21.70	Q2 2015
31 Mar 2015	0.26%	0%	$10,440,000	450,000	0		$23.20	Q1 2015
31 Dec 2014	0.19%	0%	$9,837,000	450,000	0		$21.86	Q4 2014
30 Sep 2014	0.16%	0%	$8,015,000	450,000	0		$17.81	Q3 2014
30 Jun 2014	0.17%	0%	$10,058,000	450,000	0		$22.35	Q2 2014
31 Mar 2014	0.17%	0%	$9,684,000	450,000	0		$21.52	Q1 2014
31 Dec 2013	0.16%	0%	$9,086,000	450,000	0		$20.19	Q4 2013

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.