SMITH A O CORP — Director's Dealing 2025

Feb 11, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SMITH A O CORP (AOS)
CIK: 0000091142
Period of Report: 2025-02-07

Reporting Person: O'Brien Stephen D. (SVP; Pres & General Mngr NAWH)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-02-07	Common Stock	M	1110	—	Acquired	3214	Direct
2025-02-07	Common Stock	F	496	$65.65	Disposed	2718	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-02-07	Restricted Stock Units	$0	M	1110	Disposed		Common Stock (1110)	Direct
2025-02-10	Restricted Stock Units	$	A	5725	Acquired		Common Stock (5725)	Direct

Footnotes

F1: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock.

F2: Stephen O'Brien 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 9 shares of Common Stock.

F3: Shares withheld by A. O. Smith Corporation to satisfy tax withholding requirements on vesting of restricted stock units.

F4: The restricted stock units were granted on 02/07/2022 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 02/07/2025.

F5: The restricted stock units were granted on 02/10/2025 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 02/10/2028.