UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

(Amendment No.     )

Filed by the Registrant  ☒                             Filed by a Party other than the Registrant  ☐

Check the appropriate box:

☐	Preliminary Proxy Statement
☐	Confidential, for Use of the Commission Only (as Permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☒	Definitive Additional Materials
☐	Soliciting Material under §240.14a-12

WABASH NATIONAL CORPORATION

(Name of Registrant as Specified in Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

☒	No fee required.
☐	Fee paid previously with preliminary materials.
☐	Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

	Your Vote Counts!
	WABASH NATIONAL CORPORATION  2022 Annual Meeting Vote by May 10, 2022 11:59 PM ET
WABASH NATIONAL CORPORATION ATIN: LEGAL/CORPORATE SECRETARY 3900 MCCARTY LANE LAFAYETTE, IN 47905

 You invested in WABASH NATIONAL CORPORATION and it’s time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy material for the stockholder meeting to be held on May 11, 2022.

 Get informed before you vote

View the Combined Proxy Statement and 10-K online OR you can receive a free paper or email copy of the material(s) by requesting prior to April 27, 2022. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.

* Please check the meeting materials for any special requirements for meeting attendance.

Vote at www.ProxyVote.com

THIS IS NOT A VOTABLE BALLOT

This is an overview of the proposals being presented at the

upcoming stockholder meeting. Please follow the instructions on

the reverse side to vote these important matters.

Voting Items		Board Recommends
1.	To elect seven members of the Board of Directors from the nominees named in the accompanying proxy statement;
	Nominees:
1a.	Therese M. Bassett	For
1b.	John G. Boss	For
1c.	Larry J. Magee	For
1d.	Ann D. Murtlow	For
1e.	Scott K. Sorensen	For
1f.	Stuart A. Taylor II	For
1g.	Brent L. Yeagy	For
2.	To approve, on an advisory basis, the compensation of our named executive officers;	For
3.	To ratify the appointment of Ernst & Young LLP as Wabash National Corporation’s independent registered public accounting firm for the year ending December 31, 2022;	For
NOTE: Such other business as may properly come before the meeting or any adjournment thereof.

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