Statement of Changes in Beneficial Ownership (4)

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 * SMITH BRUCE M	2. Issuer Name and Ticker or Trading Symbol SMITH A O CORP [ AOS ]	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) A. O. SMITH CORPORATION, 11270 WEST PARK PLACE	3. Date of Earliest Transaction (MM/DD/YYYY) 11/3/2020
(Street) MILWAUKEE, WI 53224 (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	11/3/2020		S		5683 (1)	D	$53.45	3304	D
Common Stock								15892	D (2)
Common Stock								2400	I	In trust (3)

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	$0							(4)	(4)	Common	0		117810 (5)	D
Class A Common Stock	$0 (6)							(7)	(8)	Common Stock	0		229401	I	In trust (3)

Explanation of Responses:
(1)	Payment of retainer of stock under the A. O. Smith Corporation directors' compensation program based on the market price of the Common Stock on April 15, 2020.
(2)	Shares deferred under the A. O. Smith Nonqualified Deferred Compensation Plan.
(3)	The reporting person beneficially owns these shares as settlor of a revocable family trust.
(4)	The Plan permits the participant to defer receipt of the award, and Mr. Smith has made a deferral.
(5)	The Restricted Stock Units receive a quarterly dividend pursuant to a dividend reinvestment feature of the A. O. Smith Nonqualified Deferred Compensation Plan. The total amount of dividends received was 1,250 units of Restricted Stock Units.
(6)	1 for 1.
(7)	Convertible at any time into Common Stock.
(8)	None.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
SMITH BRUCE M A. O. SMITH CORPORATION 11270 WEST PARK PLACE MILWAUKEE, WI 53224	X

Signatures
James F. Stern, Attorney-in-Fact for Bruce M. Smith		11/3/2020
**Signature of Reporting Person		Date