1 unchanged sentence
There have been no material changes in the risk factors disclosed by us under Part I, Item 1A.
−Removed: Risk Factors contained in the Annual Report on Form 10-K for the year ended December 31, 2019, or under Part II, Item 1A.
−Removed: Risk Factors contained in the Quarterly Report on Form 10-Q for the quarter ended March 31, 2020.
+Added: Risk Factors contained in the Annual Report on Form 10-K for the year ended December 31, 2020.
Method of Filing
−Removed: Named Executive Officer Compensation
−Removed: Filed with this Report.
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 September 30, 2020, filed with the SEC on November 6, 2020, formatted in iXBRL, or Inline eXtensible Business Reporting Language:
−Removed: (i) Consolidated Condensed Balance Sheets, (ii) Consolidated Condensed Statements of Operations, (iii) Consolidated Condensed Statements of Stockholders’
−Removed: Equity, (iv) 
−Removed: Consolidated Condensed Statements of Cash Flows, and (v) Notes to Consolidated Condensed Financial Statements
+Added: The following financial information from Marten Transport, Ltd.’s Quarterly Report on Form 10-Q for the period ended March 31, 2021, filed with the SEC on May 7, 2021, formatted in iXBRL, or Inline eXtensible Business Reporting Language:
+Added: (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 September 30, 2020, 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 March 31, 2021, formatted in iXBRL, included in Exhibit 101
Filed with this Report.
1 unchanged sentence
MARTEN TRANSPORT, LTD.
−Removed: November 6, 2020
/s/ Randolph L.
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(Principal Executive Officer)
−Removed: November 6, 2020
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.