MRTN

SEC source: 0001235802-22-000046 · primary_doc.xml · nonDerivative · entry 1

Hinnendael James J · CIK 0001348356 · Exec. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 144,579

F1 · shares: These shares granted under a Performance Unit Award Agreement will vest in equal increments over five years beginning on December 31, 2022.

F2 · balance_after: Includes: (i) 5,268 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2026; (ii) 4,832 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (iii) 1,515 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iv) 2,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (v) 1,065 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000043 · primary_doc.xml · derivative · entry 3

WINKEL THOMAS J · CIK 0001204974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,313 shares

Expires 2022-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: This option has fully vested.

SEC source: 0001235802-22-000043 · primary_doc.xml · nonDerivative · entry 2

WINKEL THOMAS J · CIK 0001204974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,674

SEC source: 0001235802-22-000043 · primary_doc.xml · nonDerivative · entry 1

WINKEL THOMAS J · CIK 0001204974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,674

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001235802-22-000041 · primary_doc.xml · derivative · entry 3

Hinnendael James J · CIK 0001348356 · Exec. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 8,451 shares

Expires 2022-05-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: This option has fully vested.

SEC source: 0001235802-22-000041 · primary_doc.xml · nonDerivative · entry 2

Hinnendael James J · CIK 0001348356 · Exec. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,311

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.27 to $18.51, inclusive. The reporting person undertakes to provide to Marten Transport, Ltd., any security holder of Marten Transport, Ltd., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.

F1 · balance_after: Includes: (i) 4,832 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,515 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 1,065 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000041 · primary_doc.xml · nonDerivative · entry 1

Hinnendael James J · CIK 0001348356 · Exec. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,661

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes: (i) 4,832 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,515 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 1,065 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000040 · primary_doc.xml · derivative · entry 6

TURNER JOHN H · CIK 0001253983 · EVP Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,661 shares

Expires 2022-05-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: This option has fully vested.

SEC source: 0001235802-22-000040 · primary_doc.xml · nonDerivative · entry 5

TURNER JOHN H · CIK 0001253983 · EVP Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,355

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.97 to $18.24, inclusive. The reporting person undertakes to provide to Marten Transport, Ltd., any security holder of Marten Transport, Ltd., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (4) to this Form 4.

F2 · balance_after: Includes: (i) 4,572 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,491 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,010 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 885 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000040 · primary_doc.xml · nonDerivative · entry 4

TURNER JOHN H · CIK 0001253983 · EVP Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,016

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · balance_after: Includes: (i) 4,572 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,491 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,010 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 885 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000040 · primary_doc.xml · nonDerivative · entry 3

TURNER JOHN H · CIK 0001253983 · EVP Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,355

F3 · shares: These shares were withheld to cover the estimated tax withholding obligations in connection with the issuance of 16,418 shares released from the Issuer's deferred compensation plan which terminated effective May 5, 2021.

F2 · balance_after: Includes: (i) 4,572 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,491 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,010 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 885 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000040 · primary_doc.xml · nonDerivative · entry 2

TURNER JOHN H · CIK 0001253983 · EVP Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 91,236

F2 · balance_after: Includes: (i) 4,572 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,491 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,010 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 885 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000040 · primary_doc.xml · nonDerivative · entry 1

TURNER JOHN H · CIK 0001253983 · EVP Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 97,183

F1 · shares: Excludes shares that were previously reported as they vested based on service.

F2 · balance_after: Includes: (i) 4,572 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,491 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,010 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 885 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000038 · primary_doc.xml · nonDerivative · entry 3

Hinnendael James J · CIK 0001348356 · Ex. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 137,210

F3 · shares: These shares were withheld to cover the estimated tax withholding obligations in connection with the issuance of 16,920 shares released from the Issuer's deferred compensation plan which terminated effective May 5, 2021.

F2 · balance_after: Includes: (i) 4,832 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,515 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 1,065 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000038 · primary_doc.xml · nonDerivative · entry 2

Hinnendael James J · CIK 0001348356 · Ex. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,332

F2 · balance_after: Includes: (i) 4,832 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,515 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 1,065 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000038 · primary_doc.xml · nonDerivative · entry 1

Hinnendael James J · CIK 0001348356 · Ex. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 151,591

F1 · shares: Excludes shares that were previously reported as they vested based on service.

F2 · balance_after: Includes: (i) 4,832 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 1,515 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 2,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 1,065 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000039 · primary_doc.xml · nonDerivative · entry 2

Petit Douglas Paul · CIK 0001881752 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,458

F2 · balance_after: Includes: (i) 800 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 900 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 300 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000039 · primary_doc.xml · nonDerivative · entry 1

Petit Douglas Paul · CIK 0001881752 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,084

F1 · shares: Excludes shares that were previously reported as they vested based on service.

F2 · balance_after: Includes: (i) 800 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 900 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 300 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000037 · primary_doc.xml · nonDerivative · entry 3

KOHL TIMOTHY M · CIK 0001187222 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 255,708

F3 · shares: These shares were withheld to cover the estimated tax withholding obligations in connection with the issuance of 29,289 shares released from the Issuer's deferred compensation plan which terminated effective May 5, 2021.

F2 · balance_after: Includes: (i) 8,360 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 2,265 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 3,390 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 1,605 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000037 · primary_doc.xml · nonDerivative · entry 2

KOHL TIMOTHY M · CIK 0001187222 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 268,918

F2 · balance_after: Includes: (i) 8,360 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 2,265 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 3,390 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 1,605 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000037 · primary_doc.xml · nonDerivative · entry 1

KOHL TIMOTHY M · CIK 0001187222 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 278,617

F1 · shares: Excludes shares that were previously reported as they vested based on service.

F2 · balance_after: Includes: (i) 8,360 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 2,265 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 3,390 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 1,605 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000036 · primary_doc.xml · nonDerivative · entry 3

MARTEN RANDOLPH L · CIK 0001253979 · Director · Exec. Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,699,452

F3 · shares: These shares were withheld to cover the estimated tax withholding obligations in connection with the issuance of 40,112 shares released from the Issuer's deferred compensation plan which terminated effective May 5, 2021.

F2 · balance_after: Includes: (i) 9,600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 3,192 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 4,560 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 2,175 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000036 · primary_doc.xml · nonDerivative · entry 2

MARTEN RANDOLPH L · CIK 0001253979 · Director · Exec. Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,714,294

F2 · balance_after: Includes: (i) 9,600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 3,192 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 4,560 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 2,175 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000036 · primary_doc.xml · nonDerivative · entry 1

MARTEN RANDOLPH L · CIK 0001253979 · Director · Exec. Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,724,633

F1 · shares: Excludes shares that were previously reported as they vested based on service.

F2 · balance_after: Includes: (i) 9,600 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2025; (ii) 3,192 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2024; (iii) 4,560 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022 through 12/31/2023; and (iv) 2,175 shares granted under a Performance Unit Award Agreement that vest on 12/31/2022.

SEC source: 0001235802-22-000033 · primary_doc.xml · derivative · entry 2

HAGNESS LARRY B · CIK 0001253977 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,313 shares

Expires 2022-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: This option has fully vested.

SEC source: 0001235802-22-000033 · primary_doc.xml · nonDerivative · entry 1

HAGNESS LARRY B · CIK 0001253977 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 192,475

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001235802-22-000031 · primary_doc.xml · derivative · entry 3

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,313 shares

Expires 2023-05-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: This option has fully vested.

SEC source: 0001235802-22-000031 · primary_doc.xml · nonDerivative · entry 2

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,374

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.835 to $17.025, inclusive. The reporting person undertakes to provide to Marten Transport, Ltd., any security holder of Marten Transport, Ltd., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0001235802-22-000031 · primary_doc.xml · nonDerivative · entry 1

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,687

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001235802-22-000025 · primary_doc.xml · derivative · entry 3

WINKEL THOMAS J · CIK 0001204974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,313

Underlying: Common Stock · 5,000 shares

Expires 2022-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: This option has fully vested.

SEC source: 0001235802-22-000025 · primary_doc.xml · nonDerivative · entry 2

WINKEL THOMAS J · CIK 0001204974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,361

SEC source: 0001235802-22-000025 · primary_doc.xml · nonDerivative · entry 1

WINKEL THOMAS J · CIK 0001204974 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,361

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001235802-21-000147 · primary_doc.xml · nonDerivative · entry 1

KOHL TIMOTHY M · CIK 0001187222 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 268,218.31

F1 · shares: Represents dividend equivalent rights that accrued on December 27, 2021.

F2 · balance_after: Includes: (i) 10,447 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 3,020 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 5,085 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 3,210 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 3,900 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 29,288.31 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000146 · primary_doc.xml · nonDerivative · entry 1

MARTEN RANDOLPH L · CIK 0001253979 · Director · Exec. Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,711,476.75

F1 · shares: Represents dividend equivalent rights that accrued on December 27, 2021.

F2 · balance_after: 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) 40,111.75 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000144 · primary_doc.xml · nonDerivative · entry 1

TURNER JOHN H · CIK 0001253983 · Exec. VP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 91,123.82

F1 · shares: Represents dividend equivalent rights that accrued on December 27, 2021.

F2 · balance_after: Includes: (i) 5,713 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 1,986 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 3,015 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 1,770 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 2,225 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 16,417.82 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000145 · primary_doc.xml · nonDerivative · entry 1

Hinnendael James J · CIK 0001348356 · Exec. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,333.24

F1 · shares: Represents dividend equivalent rights that accrued on December 27, 2021.

F2 · balance_after: Includes: (i) 6,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 2,020 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 3,060 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 2,130 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 2,375 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 16,919.24 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000137 · primary_doc.xml · derivative · entry 6

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,313 shares

Expires 2022-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: This option has fully vested.

SEC source: 0001235802-21-000137 · primary_doc.xml · nonDerivative · entry 4

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,374

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.62 to $16.675, inclusive. The reporting person undertakes to provide to Marten Transport, Ltd., any security holder of Marten Transport, Ltd., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0001235802-21-000137 · primary_doc.xml · nonDerivative · entry 3

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,687

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001235802-21-000137 · primary_doc.xml · derivative · entry 5

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,313

Underlying: Common Stock · 5,000 shares

Expires 2022-05-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: This option has fully vested.

SEC source: 0001235802-21-000137 · primary_doc.xml · nonDerivative · entry 2

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,374

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.05 to $16.09, inclusive. The reporting person undertakes to provide to Marten Transport, Ltd., any security holder of Marten Transport, Ltd., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0001235802-21-000137 · primary_doc.xml · nonDerivative · entry 1

DEMOREST ROBERT L · CIK 0001239192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,374

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001235802-21-000136 · primary_doc.xml · nonDerivative · entry 1

MARTEN RANDOLPH L · CIK 0001253979 · Director · Exec. Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,711,382.37

F1 · shares: These shares were withheld to cover the estimated tax withholding obligations in connection with the issuance of 40,018 shares released from the Issuer's deferred compensation plan which terminated effective May 5, 2021.

F2 · balance_after: 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) 40,017.37 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000135 · primary_doc.xml · nonDerivative · entry 1

TURNER JOHN H · CIK 0001253983 · Exec. VP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 91,085.19

F1 · shares: These shares were withheld to cover the estimated tax withholding obligations in connection with the issuance of 16,380 shares released from the Issuer's deferred compensation plan which terminated effective May 5, 2021.

F2 · balance_after: Includes: (i) 5,713 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 1,986 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 3,015 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 1,770 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 2,225 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 16,379.19 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000134 · primary_doc.xml · nonDerivative · entry 1

Hinnendael James J · CIK 0001348356 · Exec. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,293.43

F1 · shares: These shares were withheld to cover the estimated tax withholding obligations in connection with the issuance of 16,880 shares released from the Issuer's deferred compensation plan which terminated effective May 5, 2021.

F2 · balance_after: Includes: (i) 6,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 2,020 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 3,060 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 2,130 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 2,375 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 16,879.43 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000133 · primary_doc.xml · nonDerivative · entry 1

KOHL TIMOTHY M · CIK 0001187222 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 268,149.4

F1 · shares: These shares were withheld to cover the estimated tax withholding obligations in connection with the issuance of 29,220 shares released from the Issuer's deferred compensation plan which terminated effective May 5, 2021.

F2 · balance_after: Includes: (i) 10,447 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 3,020 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 5,085 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 3,210 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 3,900 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 29,219.40 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000125 · primary_doc.xml · nonDerivative · entry 1

KOHL TIMOTHY M · CIK 0001187222 · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 281,328.4

F1 · shares: Represents dividend equivalent rights that accrued on October 4, 2021.

F2 · balance_after: Includes: (i) 10,447 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 3,020 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 5,085 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 3,210 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 3,900 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 58,439.40 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000126 · primary_doc.xml · nonDerivative · entry 1

TURNER JOHN H · CIK 0001253983 · Exec. VP of Sales & Marketing

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,913.19

F1 · shares: Represents dividend equivalent rights that accrued on October 4, 2021.

F2 · balance_after: Includes: (i) 5,713 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 1,986 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 3,015 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 1,770 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 2,225 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 32,759.19 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000124 · primary_doc.xml · nonDerivative · entry 1

Hinnendael James J · CIK 0001348356 · Exec. VP and CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,577.43

F1 · shares: Represents dividend equivalent rights that accrued on October 4, 2021.

F2 · balance_after: Includes: (i) 6,040 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2025; (ii) 2,020 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2024; (iii) 3,060 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2023; (iv) 2,130 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021 through 12/31/2022; (v) 2,375 shares granted under a Performance Unit Award Agreement that vest on 12/31/2021; and (vi) 33,759.43 shares that the reporting person has deferred under the Issuer's deferred compensation plan.

SEC source: 0001235802-21-000123 · primary_doc.xml · nonDerivative · entry 1

MARTEN RANDOLPH L · CIK 0001253979 · Director · Exec. Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,726,189.37

F1 · shares: Represents dividend equivalent rights that accrued on October 4, 2021.

F2 · balance_after: 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) 80,035.37 shares that the reporting person has deferred under the Issuer's deferred compensation plan.