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 * Goodwin Wallace E 2. Issuer Name and Ticker or Trading Symbol SMITH A O CORP [ AOS ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
President & GM, Lochinvar, LLC
(Last)         (First)         (Middle)
LOCHINVAR, LLC, 300 MADDOX SIMPSON PARKWAY
3. Date of Earliest Transaction (MM/DD/YYYY)
9/22/2020
(Street)
LEBANON, TN 37090
(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  9/22/2020    M    5600  A $10.779  21698 (1) D   
Common Stock  9/22/2020    S    5600  D $52.2787 (2) 16098  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
Employee Stock Options (Right to Buy)  $10.779  9/22/2020    M        5600    (3) 2/7/2021  Common Stock  5600  $0  67680  D   

Explanation of Responses:
(1)  Mr. Goodwin is a participant in the A. O. Smith Dividend Reinvestment Plan ('Plan") and receives a quarterly dividend pursuant to the Plan. The total amount of dividends received was 43 shares of Common Stock.
(2)  The price in Column 4 is a weighted average price. The prices actually received ranged from $51.77 to $52.50. The reporting person has provided to the issuer, and will provide to any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range for all transactions reported on this Form 4 utilizing an average weighted price.
(3)  The employee stock options were granted on 02/07/2011 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The options become exercisable in three annual installments of 1/3 of the award starting on 02/07/2012.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Goodwin Wallace E
LOCHINVAR, LLC
300 MADDOX SIMPSON PARKWAY
LEBANON, TN 37090


President & GM, Lochinvar, LLC

Signatures
James F. Stern, Attorney-in-Fact for Wallace E. Goodwin 9/23/2020
**Signature of Reporting Person Date
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