Wabash National CAO sells 10,000 shares at $12.25

Wabash National’s chief administrative officer sold 10,000 WNC shares and continues to hold over 155,000 shares directly.

Rhea-AI Filing Summary

WABASH NATIONAL Corp (WNC) reports that Chief Administrative Officer Mary Kristin Glazner sold 10,000 shares of common stock on September 14, 2026 in an open-market or private transaction at $12.25 per share. After this sale, she continues to hold 155,374 shares directly, and no Rule 10b5-1 plan is reported.

Insider Trade Summary

Net Seller: 10,000 shares

Net Sell 1 txn

Insider Glazner Mary Kristin

Role Chief Administrative Officer

Sold 10,000 shs ($123K)

Type	Security	Shares	Price	Value
Sale	Common Stock	10,000	$12.25	$123K

Holdings After Transaction: Common Stock — 155,374 shares (Direct)

Key Figures

Shares sold: 10,000 shares Sale price: $12.25 per share Shares held after transaction: 155,374 shares +1 more

4 metrics

Shares sold 10,000 shares Common stock sale on September 14, 2026

Sale price $12.25 per share Price for the 10,000 WNC shares sold

Shares held after transaction 155,374 shares Directly owned by Mary Kristin Glazner after the sale

Net buy/sell shares 10,000 shares sold (net) Net share change across all transactions in this Form 4

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did WNC report for Mary Kristin Glazner?

WABASH NATIONAL Corp reported that Chief Administrative Officer Mary Kristin Glazner sold 10,000 shares of common stock on September 14, 2026 in an open-market or private transaction at $12.25 per share.

How many WNC shares does Mary Kristin Glazner hold after this Form 4 transaction?

After the reported sale, Mary Kristin Glazner directly holds 155,374 shares of WABASH NATIONAL Corp common stock, according to the Form 4 filing.

Was the WNC insider sale made under a Rule 10b5-1 trading plan?

No. The Form 4 for WABASH NATIONAL Corp indicates the Rule 10b5-1 checkbox is not marked, so no Rule 10b5-1 trading plan is reported for this transaction.

What price did the WNC insider receive per share in the September 14, 2026 sale?

Mary Kristin Glazner’s sale of WABASH NATIONAL Corp common stock on September 14, 2026 was reported at $12.25 per share.

What type of transaction was reported in this WNC Form 4?

The Form 4 reports a sale of common stock by insider Mary Kristin Glazner, classified as an open-market or private transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/15/2026 - 03:33 PM Accepted by SEC EDGAR 09/15/2026 - 03:32 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Glazner Mary Kristin

(Last) (First) (Middle)

3900 MCCARTY LANE

(Street)

LAFAYETTE INDIANA 47905

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
WABASH NATIONAL Corp [ WNC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Administrative Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/14/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/14/2026		S		10,000	D	$12.25	155,374	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/Mary Kristin Glazner	09/15/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)