SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Carver Samuel M. (Last) (First) (Middle) 44 VANTAGE WAY (Street) NASHVILLE TN 37228 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 04/01/2021	3. Issuer Name and Ticker or Trading Symbol SMITH A O CORP [ AOS ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) SVP - Global Operations	5. If Amendment, Date of Original Filed (Month/Day/Year)
			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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	5,438	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Options (Right to Buy)	(1)	(1)	Common Stock	38,395	0	D
Restricted Stock Units	(2)	(2)	Common Stock	3,230	0	D

Explanation of Responses:

1. Employee stock options were granted under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. 5,140 employee stock options were granted on 02/10/2014; 5,240 employee stock options were granted on 02/09/2015; 5,710 employee stock options were granted on 02/08/2016; 3,755 employee stock options were granted on 02/13/2017; 3,300 employee stock options were granted on 02/12/2018; 4,525 employee stock options were granted on 02/11/2019; 6,015 employee stock options were granted on 02/10/2020 and 4,710 employee stock options were granted on 02/08/2021. The options become exercisable in three annual installments of 1/3 of the award starting one year after the grant date. All employee stock options expire ten years after the date of the award.

2. Restricted Stock Units were granted under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3: 990 Restricted Stock Units were granted on 02/11/2019; 1,155 Restricted Stock Units were granted on February 10, 2020 and 1,085 Restricted Stock Units were granted on 02/08/2021. The Restricted Stock Units become payable in Common Stock on the vesting date, which is three years after the grant date.

	James F. Stern, Attorney-in-Fact for Samuel M. Carver	04/01/2021
	** 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 5 (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).
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