Other Information.
−Removed: During the three months ended March 31, 2026, none of our directors or “officers” (as defined in Rule 16a-1(f) under the Exchange Act) adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408 of Securities and Exchange Commission Regulation S-K.
+Added: During the three months ended June 30, 2026, none of our directors or “officers” (as defined in Rule 16a-1(f) under the Exchange Act) adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408 of Securities and Exchange Commission Regulation S-K.
Method of Filing
+Added: Named Executive Officer Compensation
+Added: Incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K filed May 11, 2026.
+Added: Third Amended and Restated Executive Officer Performance Incentive Plan
+Added: Incorporated by reference to Exhibit 10.2 of the Company’s Current Report on Form 8-K filed May 11, 2026.
+Added: First Amendment to Credit Agreement, dated as of June 12, 2026, by and among Marten Transport, Ltd., as borrower, the banks party thereto, and U.S.
+Added: Bank National Association, as agent for the banks
+Added: Incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K filed June 18, 2026.
Certification pursuant to Item 601(b)(31) of Regulation S-K, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002, by Randolph L.
7 unchanged sentences
Filed with this Report.
−Removed: The following financial information from Marten Transport, Ltd.’s Quarterly Report on Form 10-Q for the period ended March 31, 2026, filed with the SEC on May 8, 2026, formatted in iXBRL, or Inline eXtensible Business Reporting Language:
+Added: The following financial information from Marten Transport, Ltd.’s Quarterly Report on Form 10-Q for the period ended June 30, 2026, filed with the SEC on August 6, 2026, formatted in iXBRL, or Inline eXtensible Business Reporting Language:
(i) Consolidated Condensed Balance Sheets, (ii) Consolidated Condensed Statements of Operations, (iii) Consolidated Condensed Statements of Stockholders’ Equity, (iv) Consolidated Condensed Statements of Cash Flows, and (v) Notes to Consolidated Condensed Financial Statements
Filed with this Report.
−Removed: The cover page from Marten Transport, Ltd.’s Quarterly Report on Form 10-Q for the period ended March 31, 2026, formatted in iXBRL, included in Exhibit 101
+Added: The cover page from Marten Transport, Ltd.’s Quarterly Report on Form 10-Q for the period ended June 30, 2026, formatted in iXBRL, included in Exhibit 101
Filed with this Report.
1 unchanged sentence
MARTEN TRANSPORT, LTD.
+Added: August 6, 2026
/s/ Randolph L.
1 unchanged sentence
(Principal Executive Officer)
+Added: August 6, 2026
Executive Vice President and Chief Financial Officer
1 unchanged sentence
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.