NX Quanex Corp

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES                                                                                   
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940                       

1. Name and Address of Reporting Person * STEVENS CURTIS M	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)
(Last)          (First)          (Middle) 1800 WEST LOOP SOUTH-STE. 1500	3. Date of Earliest Transaction (MM/DD/YYYY) 11/1/2021
(Street) HOUSTON, TX 77027 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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	11/1/2021		M		4221	A	$0	4221	D
Common Stock	11/1/2021		D		4221 (1)	D	$21.50	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		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 of Derivative Security: 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	(2)	11/1/2021		A		4797		(3)	(3)	Common Stock	4797	$0	28641	D
Restricted Stock Units	(2)	11/1/2021		M			4221	(4)	(4)	Common Stock	4221	$0	24420	D

Explanation of Responses:
(1)	Represents the total number of restricted stock units that were settled in cash pursuant to their terms.
(2)	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.
(3)	The restricted stock units vested immediately. The restricted stock unit will become payable upon the grantee's death, disability, cessation of service as a director, or change in control of the Company.
(4)	The restricted stock unit vested immediately and became payable upon the second anniversary of their grant date, pursuant to the payment election made by the reporting person.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
STEVENS CURTIS M 1800 WEST LOOP SOUTH-STE. 1500 HOUSTON, TX 77027	X

Signatures
/s/ Paul B. Cornett, Power of Attorney		11/2/2021
**Signature of Reporting Person		Date