Randolph L. Marten - Jun 30, 2021 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: Jun 30, 2021
Transactions value $: $0
Form type: 4
Date filed: 7/1/2021, 04:34 PM
Previous filing: May 10, 2021
Next filing: Aug 25, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MRTN	Common Stock	Award	$0	+281	+0%	$0.00	17.7M	Jun 30, 2021	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Represents dividend equivalent rights that accrued on June 30, 2021.
F2	Includes: (i) 11,999 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 4,256 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 6,840 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 4,350 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 5,200 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 115,940.04 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

Content

Represents dividend equivalent rights that accrued on June 30, 2021.

Includes: (i) 11,999 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 4,256 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 6,840 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 4,350 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 5,200 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 115,940.04 shares that the reporting person has deferred under the Issuer's deferred compensation plan.