Stephen M. Shafer - 01 Jul 2025 Form 4 Insider Report for SMITH A O CORP (AOS)

Role: COO
Signature: James F. Stern, Attorney-in-Fact for Stephen M. Shafer
Issuer symbol: AOS
Transactions as of: 01 Jul 2025
Net transactions value: $0
Form type: 4
Filing time: 02 Jul 2025, 10:47:41 UTC
Previous filing: 11 Feb 2025
Next filing: 11 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Shafer Stephen M	COO	A. O. SMITH CORPORATION, 11270 WEST PARK PLACE, MILWAUKEE	James F. Stern, Attorney-in-Fact for Stephen M. Shafer	02 Jul 2025	0001771264

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	AOS	Restricted Stock Units	Award	$0	+7,450	+12%	$0.000000	71,690	01 Jul 2025	Common Stock	7,450		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock.
F2	The restricted stock units were granted on 07/01/2025 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units become payable in Common Stock on the vesting date of 07/01/2028.