Douglas Paul Petit - Mar 14, 2023 Form 4 Insider Report for MARTEN TRANSPORT LTD (MRTN)

Role: President
Signature: /s/ James J. Hinnendael, attorney-in-fact
Stock symbol: MRTN
Transactions as of: Mar 14, 2023
Transactions value $: -$59,229
Form type: 4
Date filed: 3/15/2023, 04:35 PM
Previous filing: May 5, 2022
Next filing: May 3, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MRTN	Common Stock	Award	$0	+4K	+17.72%	$0.00	26.6K	Mar 14, 2023	Direct	F1, F2
transaction	MRTN	Common Stock	Tax liability	-$59.2K	-2.87K	-10.8%	$20.63	23.7K	Mar 14, 2023	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Excludes shares that were previously reported as they vested based on service.
F2	Includes: (i) 4,099 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2026; (ii) 600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2025; (iii) 600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2024; and (iv) 300 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023.

Content

Excludes shares that were previously reported as they vested based on service.

Includes: (i) 4,099 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2026; (ii) 600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2025; (iii) 600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2024; and (iv) 300 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023.