Quanex director Donald R. Maier acquires 6,000 units

The units vest immediately, but payment is tied to death, disability, the end of director service, or a change in control.

Available on EDGAR 11/03/2026 - 04:21 PM EST Accepted by SEC EDGAR 11/03/2026 - 04:20 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Quanex Building Products CORP director Donald R. Maier acquired 6,000 restricted stock units on November 1, 2026. Each unit is a contingent right to receive cash equal to the value of one share of Quanex common stock. The units vest immediately and become payable upon Maier’s death, disability, cessation of service as a director, or a change in control. His reported post-transaction RSU balance was 42,509.

Insider Trade Summary

Grant/Award: 6,000 shares

Grant/Award 1 txn

Insider Maier Donald R.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units F1, F2	6,000	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 42,509 contracts (Direct)

Footnotes (2)

1. F1. Each restricted stock unit represents a contingent right to receive cash in an amount equivalent to the value of one share of Quanex common stock.
2. F2. The restricted stock units vest immediately. The restricted stock units will become payable upon the grantee's death, disability, cessation of service as a director, or change in control of the Company.

Key Figures

Restricted stock units acquired: 6,000 units Reported post-transaction RSU balance: 42,509 units Cash-equivalent value per unit: Value of one share

3 metrics

Restricted stock units acquired 6,000 units November 1, 2026

Reported post-transaction RSU balance 42,509 units After the reported acquisition

Cash-equivalent value per unit Value of one share Each restricted stock unit

Key Terms

Restricted Stock Units, contingent right, change in control

3 terms

Restricted Stock Units financial

"Each restricted stock unit represents a contingent right"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

contingent right financial

"a contingent right to receive cash"

change in control regulatory

"or change in control of the Company"

A "change in control" occurs when the ownership or management of a company shifts significantly, such as through a merger, acquisition, or sale of a large part of its assets. This change can impact how the company is run and may influence its future direction. For investors, it matters because it can affect the company's stability, strategy, and value, often signaling potential changes in investment risk or opportunity.

FAQ

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

How many restricted stock units did Quanex director Donald R. Maier acquire?

Donald R. Maier acquired 6,000 restricted stock units on November 1, 2026. Each unit represents a contingent right to receive cash equal to the value of one share of Quanex common stock.

When are Donald R. Maier’s Quanex restricted stock units payable?

The units vest immediately and become payable upon Maier’s death, disability, cessation of service as a director, or a change in control.

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

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

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^*

Maier Donald R.

(Last) (First) (Middle)

945 BUNKER HILL

SUITE 900

(Street)

HOUSTON TEXAS 77024

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Quanex Building Products CORP [ NX ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
11/01/2026

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

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
Restricted Stock Units	(1)	11/01/2026		A		6,000		(2)	(2)	Common Stock	6,000	$0	42,509	D

Explanation of Responses:

1. Each restricted stock unit represents a contingent right to receive cash in an amount equivalent to the value of one share of Quanex common stock.

2. The restricted stock units vest immediately. The restricted stock units will become payable upon the grantee's death, disability, cessation of service as a director, or change in control of the Company.

	/s/ Paul B. Cornett, Power of Attorney	11/03/2026
	** 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)