# EDGAR Filing Document

**Accession Number:** 0000879526
**File Stem:** 0001193125-23-082168
**Filing Date:** 2023-3
**Character Count:** 6285
**Document Hash:** 3f8609371910561e1f0040173af9a5d2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-082168.hdr.sgml**: 20230328

**ACCESSION NUMBER**: 0001193125-23-082168

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 9

**FILED AS OF DATE**: 20230328

**DATE AS OF CHANGE**: 20230328

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** WABASH NATIONAL Corp
- **CENTRAL INDEX KEY:** 0000879526
- **STANDARD INDUSTRIAL CLASSIFICATION:** TRUCK TRAILERS [3715]
- **IRS NUMBER:** 521375208
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-10883
- **FILM NUMBER:** 23769636

**BUSINESS ADDRESS:**
- **STREET 1:** 3900 MCCARTY LANE
- **CITY:** LAFAYETTE
- **STATE:** IN
- **ZIP:** 47905
- **BUSINESS PHONE:** 7657715310

**MAIL ADDRESS:**
- **STREET 1:** 3900 MCCARTY LANE
- **CITY:** LAFAYETTE
- **STATE:** IN
- **ZIP:** 47905

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** WABASH NATIONAL CORP /DE
- **DATE OF NAME CHANGE:** 19930328

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**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

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**SCHEDULE 14A** 

**Proxy Statement Pursuant to Section 14(a) of the** 

**Securities Exchange Act of 1934** 

**(Amendment No.)** 

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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 all boxes that apply):

☒ 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.

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| | |
|:---|:---|
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>![LOGO](g344976dsp002a.jpg) <br>WABASH NATIONAL CORPORATION<br>ATTN: LEGAL/CORPORATE SECRETARY<br>3900 MCCARTY LANE<br>LAFAYETTE, IN 47905<br>D96718-P87113<br>![LOGO](g344976dsp02bbbb.jpg)  | ![LOGO](g344976dsp002b.jpg) |

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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 10, 2023.**

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 26, 2023. 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.

![LOGO](g344976dsp02ddd.jpg)

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| | | | |
|:---|:---|:---|:---|
|  | **Smartphone users**<br>Point your camera here and<br> vote without entering a<br> control number | ![LOGO](g344976dsp02e.jpg) | **Vote Virtually at the Meeting\***<br>May 10, 2023<br> 10:00 AM EDT |
| ![LOGO](g344976dsp02d.jpg) | ![LOGO](g344976dsp02d.jpg) | <br> Virtually at:<br> www.virtualshareholdermeeting.com/WNC2023 | <br> Virtually at:<br> www.virtualshareholdermeeting.com/WNC2023 |

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

V1.1

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**Vote at www.ProxyVote.com** 

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**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.

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| | | |
|:---|:---|:---|
| **Voting Items** | **Voting Items** | **Board<br>Recommends** |
| 1. | To elect nine members of the Board of Directors from the nominees named in the accompanying proxy statement; |  |
|  | **Nominees:** |  |
| &nbsp;&nbsp; 1a. | Therese M. Bassett | **![LOGO](g344976dsp003a.jpg) For** |
| &nbsp;&nbsp; 1b. | John G. Boss | **![LOGO](g344976dsp003a.jpg) For** |
| &nbsp;&nbsp; 1c. | Trent Broberg | **![LOGO](g344976dsp003a.jpg) For** |
| &nbsp;&nbsp; 1d. | Larry J. Magee | **![LOGO](g344976dsp003a.jpg) For** |
| &nbsp;&nbsp; 1e. | Ann D. Murtlow | **![LOGO](g344976dsp003a.jpg) For** |
| &nbsp;&nbsp; 1f. | Sudhanshu S. Priyadarshi | **![LOGO](g344976dsp003a.jpg) For** |
| &nbsp;&nbsp; 1g. | Scott K. Sorensen | **![LOGO](g344976dsp003a.jpg) For** |
| &nbsp;&nbsp; 1h. | Stuart A. Taylor II | **![LOGO](g344976dsp003a.jpg) For** |
| &nbsp;&nbsp; 1i. | Brent L. Yeagy | **![LOGO](g344976dsp003a.jpg) For** |
| 2. | To approve, on an advisory basis, the compensation of our named executive officers; | **![LOGO](g344976dsp003a.jpg) 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, 2023; and | **![LOGO](g344976dsp003a.jpg) For** |
| 4. | To approve, on an advisory basis, the frequency of future advisory votes on named executive officer compensation. | **![LOGO](g344976dsp03ff.jpg) Year** |
| &nbsp;&nbsp; **NOTE:** Such other business as may properly come before the meeting or any adjournment thereof. | &nbsp;&nbsp; **NOTE:** Such other business as may properly come before the meeting or any adjournment thereof. |  |

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Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click "Sign up for E-delivery".

D96719-P87113