Randolph L. Marten - May 2, 2023 Form 4 Insider Report for MARTEN TRANSPORT LTD (MRTN)

Role: Exec. Chairman of the Board, Director, 10%+ Owner
Signature: /s/ James J. Hinnendael, attorney-in-fact
Stock symbol: MRTN
Transactions as of: May 2, 2023
Transactions value $: $0
Form type: 4
Date filed: 5/3/2023, 04:04 PM
Previous filing: Mar 15, 2023
Next filing: Aug 17, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MRTN	Common Stock	Award	$0	+8.77K	+0.05%	$0.00	17.7M	May 2, 2023	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	These shares granted under a Performance Unit Award Agreement will vest in equal increments over five years beginning on December 31, 2023.
F2	Includes: (i) 8,765 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2027; (ii) 8,366 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2026; (iii) 7,199 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2025; (iv) 2,129 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2024; and (v) 2,280 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023.

Content

These shares granted under a Performance Unit Award Agreement will vest in equal increments over five years beginning on December 31, 2023.

Includes: (i) 8,765 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2027; (ii) 8,366 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2026; (iii) 7,199 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2025; (iv) 2,129 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023 through 12/31/2024; and (v) 2,280 shares granted under a Performance Unit Award Agreement that vest on 12/31/2023.