UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form SD

SPECIALIZED DISCLOSURE REPORT

Wabash National Corporation

(Exact name of the registrant as specified in its charter)

Delaware	001-10883
(State or other jurisdiction of incorporation)	(Commission file number)

3900 McCarty Lane, Lafayette, Indiana	47905
(Address of principal executive offices)	(Zip code)

Michael N. Pettit

Senior Vice President and Chief Financial Officer

765-771-5310

(Name and telephone number, including area code, of the person to contact in connection with this report.)

Check the appropriate box to indicate the rule pursuant to which this form is being filed:

☒ Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from January 1 to December 31, 2023.

☐ Rule 13q-1 under the Securities Exchange Act (17 CFR 240.13q-1) for the fiscal year ended _____________.

Section 1 – Conflict Minerals Disclosure

Item 1.01 Conflict Minerals Disclosure and Report

Conflict Minerals Disclosure

A copy of Wabash National Corporation’s Conflict Minerals Report for the reporting period January 1, 2023 to December 31, 2023 is provided as Exhibit 1.01 hereto and is publicly available on the Company’s website at ir.onewabash.com/financials/sec-filings. A copy of Wabash National Corporation’s Conflict Minerals Policy is publicly available on our website at www.onewabash.com.

The references to Wabash National Corporation’s website included in this Form SD and its exhibits are provided for convenience only, and its contents are not incorporated by reference into this Form SD and Conflict Minerals Report nor deemed filed with the U.S. Securities and Exchange Commission.

Item 1.02 Exhibit

As specified in this Form SD, Wabash National Corporation is hereby filing its Conflict Minerals Report as Exhibit 1.01.

Section 2 – Resource Extraction Issuer Disclosure

Item 2.01 Resources Extraction Issuer Disclosure and Report

Not applicable.

Section 3 – Exhibits

Item 3.01 Exhibits

Exhibit 1.01 – Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form SD.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the duly authorized undersigned.

		WABASH NATIONAL CORPORATION
Date:	May 24, 2024	By:	/s/ Michael N. Pettit
			Michael N. Pettit
			Senior Vice President and Chief Financial Officer