AOS

SEC source: 0000091142-24-000037 · wk-form4_1707517936.xml · derivative · entry 3

Warren David R · CIK 0001710905 · Senior VP & President and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,635 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F3 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F3 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F4 · balance_after: David Warren beneficially owns 8,635 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000037 · wk-form4_1707517936.xml · nonDerivative · entry 2

Warren David R · CIK 0001710905 · Senior VP & President and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,228

F2 · shares: Shares withheld by A. O. Smith Corporation to satisfy tax withholding requirements on vesting of restricted stock units.

SEC source: 0000091142-24-000037 · wk-form4_1707517936.xml · nonDerivative · entry 1

Warren David R · CIK 0001710905 · Senior VP & President and GM

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,739

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

SEC source: 0000091142-24-000036 · wk-form4_1707517906.xml · derivative · entry 3

STERN JAMES F · CIK 0001399737 · Exec VP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,125 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F3 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F3 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F4 · balance_after: James Stern beneficially owns 10,740 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000036 · wk-form4_1707517906.xml · nonDerivative · entry 2

STERN JAMES F · CIK 0001399737 · Exec VP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 122,114

F2 · shares: Shares withheld by A. O. Smith Corporation to satisfy tax withholding requirements on vesting of restricted stock units.

SEC source: 0000091142-24-000036 · wk-form4_1707517906.xml · nonDerivative · entry 1

STERN JAMES F · CIK 0001399737 · Exec VP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,125

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

SEC source: 0000091142-24-000035 · wk-form4_1707517857.xml · derivative · entry 3

Scheppele Stephanie Melissa · CIK 0001822560 · SVP - CIO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,630 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F3 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F3 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F4 · balance_after: Stephanie Melissa Scheppele beneficially owns 4,390 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000035 · wk-form4_1707517857.xml · nonDerivative · entry 2

Scheppele Stephanie Melissa · CIK 0001822560 · SVP - CIO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,460

F2 · shares: Shares withheld by A. O. Smith Corporation to satisfy tax withholding requirements on vesting of restricted stock units.

SEC source: 0000091142-24-000035 · wk-form4_1707517857.xml · nonDerivative · entry 1

Scheppele Stephanie Melissa · CIK 0001822560 · SVP - CIO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,188

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

SEC source: 0000091142-24-000033 · wk-form4_1707517775.xml · derivative · entry 3

Petrarca Mark A · CIK 0001310176 · Senior Vice Pres. - H.R. & P.A

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,420 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F3 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F3 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F4 · balance_after: Mark Petrarca beneficially owns 8,155 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000033 · wk-form4_1707517775.xml · nonDerivative · entry 2

Petrarca Mark A · CIK 0001310176 · Senior Vice Pres. - H.R. & P.A

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,407

F2 · shares: Shares withheld by A. O. Smith Corporation to satisfy tax withholding requirements on vesting of restricted stock units.

SEC source: 0000091142-24-000033 · wk-form4_1707517775.xml · nonDerivative · entry 1

Petrarca Mark A · CIK 0001310176 · Senior Vice Pres. - H.R. & P.A

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,091

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

SEC source: 0000091142-24-000034 · wk-form4_1707517806.xml · derivative · entry 1

Qiu Jack · CIK 0001828497 · SVP - Pres. A. O. Smith China

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,630 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in cash on the vesting date of 02/08/2024.

F1 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in cash on the vesting date of 02/08/2024.

F1 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in cash on the vesting date of 02/08/2024.

F2 · balance_after: Jacki Qiu beneficially owns 5,050 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000032 · wk-form4_1707517742.xml · derivative · entry 3

Otchere Benjamin A · CIK 0001895331 · Vice President and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 370 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F4 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F4 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F5 · balance_after: Benjamin Otchere beneficially owns 2,120 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000032 · wk-form4_1707517742.xml · nonDerivative · entry 2

Otchere Benjamin A · CIK 0001895331 · Vice President and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 783

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

SEC source: 0000091142-24-000032 · wk-form4_1707517742.xml · nonDerivative · entry 1

Otchere Benjamin A · CIK 0001895331 · Vice President and Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 922

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

F2 · balance_after: Mr. Otchere 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 5 shares of Common Stock.

SEC source: 0000091142-24-000030 · wk-form4_1707517657.xml · derivative · entry 3

Lauber Charles T · CIK 0001566398 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,970 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F3 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F3 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F4 · balance_after: Charles Lauber beneficially owns 14,790 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000030 · wk-form4_1707517657.xml · nonDerivative · entry 2

Lauber Charles T · CIK 0001566398 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,260

F2 · shares: Shares withheld by A. O. Smith Corporation to satisfy tax withholding requirements on vesting of restricted stock units.

SEC source: 0000091142-24-000030 · wk-form4_1707517657.xml · nonDerivative · entry 1

Lauber Charles T · CIK 0001566398 · EVP & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,136

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

SEC source: 0000091142-24-000028 · wk-form4_1707517585.xml · derivative · entry 1

Kulkarni Parag · CIK 0001944750 · SVP - Int'l; President India

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 545 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

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

F2 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units become payable in cash on the vesting date of 02/08/2024.

F2 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units become payable in cash on the vesting date of 02/08/2024.

F3 · balance_after: Parag Kulkarni beneficially owns 3,700 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000026 · wk-form4_1707517505.xml · derivative · entry 3

Karge Douglas Samuel · CIK 0001750276 · SVP - President NA Water Treat

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 870 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F4 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F4 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 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 02/08/2024.

F5 · balance_after: Douglas Samuel Karge beneficially owns 2,215 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000026 · wk-form4_1707517505.xml · nonDerivative · entry 2

Karge Douglas Samuel · CIK 0001750276 · SVP - President NA Water Treat

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,323

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

SEC source: 0000091142-24-000026 · wk-form4_1707517505.xml · nonDerivative · entry 1

Karge Douglas Samuel · CIK 0001750276 · SVP - President NA Water Treat

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,779

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

F2 · balance_after: Mr. Karge 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 23 shares of Common Stock.

SEC source: 0000091142-24-000024 · wk-form4_1707517414.xml · derivative · entry 3

Heideman Robert J · CIK 0001507959 · Senior VP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,280 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F3 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F3 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable in Common Stock on the vesting date of 02/08/2024.

F4 · balance_after: Robert Heideman beneficially owns 5,385 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000024 · wk-form4_1707517414.xml · nonDerivative · entry 2

Heideman Robert J · CIK 0001507959 · Senior VP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,040

F2 · shares: Shares withheld by A. O. Smith Corporation to satisfy tax withholding requirements on vesting of restricted stock units.

SEC source: 0000091142-24-000024 · wk-form4_1707517414.xml · nonDerivative · entry 1

Heideman Robert J · CIK 0001507959 · Senior VP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,192

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

SEC source: 0000091142-24-000023 · wk-form4_1707517310.xml · derivative · entry 3

Carver Samuel M. · CIK 0001854336 · SVP - Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,085 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable on the vesting date of 02/08/2024.

F4 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable on the vesting date of 02/08/2024.

F4 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units became payable on the vesting date of 02/08/2024.

F5 · balance_after: Samuel Carver beneficially owns 3,940 restricted stock units that have not yet vested.

SEC source: 0000091142-24-000023 · wk-form4_1707517310.xml · nonDerivative · entry 2

Carver Samuel M. · CIK 0001854336 · SVP - Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,399

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

SEC source: 0000091142-24-000023 · wk-form4_1707517310.xml · nonDerivative · entry 1

Carver Samuel M. · CIK 0001854336 · SVP - Global Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,884

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Each restricted stock unit represents the right to receive, at settlement, one share of Common Stock. This transaction represents the settlement of restricted stock units in shares of Common Stock on their scheduled vesting date.

F2 · balance_after: Mr. Carver 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 6 shares of Common Stock.

SEC source: 0000091142-25-000004 · wk-form4a_1739205831.xml · derivative · entry 1

Kulkarni Parag · CIK 0001944750 · SVP - Int'l; President India

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 545

Underlying: Common Stock · 545 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the right to receive, at settlement, one share of A. O. Smith Corporation Common Stock.

F2 · derivative.exercise_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units become payable in cash on the vesting date of 02/08/2024. Parag Kulkarni has deferred the receipt of these cash-based restricted stock units.

F2 · derivative.expiration_date: The restricted stock units were granted on 02/08/2021 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The restricted stock units become payable in cash on the vesting date of 02/08/2024. Parag Kulkarni has deferred the receipt of these cash-based restricted stock units.

F3 · balance_after: Parag Kulkarni benefecially owns 3,700 restricted stock units that have not yet vested. He also has 545 restricted stock units that have vested and the receipt of have been deferred.

SEC source: 0000091142-24-000008 · wk-form4_1707414486.xml · nonDerivative · entry 2

WOLF IDELLE K · CIK 0001196442 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,140

F1 · price: Bona fide gift.

SEC source: 0000091142-24-000008 · wk-form4_1707414486.xml · nonDerivative · entry 1

WOLF IDELLE K · CIK 0001196442 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,140

SEC source: 0000091142-24-000006 · wk-form4_1707412858.xml · derivative · entry 1

Kulkarni Parag · CIK 0001944750 · SVP - Int'l; President India

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,720 shares

Expires 2025-04-27

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Employee Stock Options were granted on 04/27/2015, under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under rule 16b-3. The options became exercisable in three annual installments of 1/3 of the award starting on 04/27/2016. The stock options are payable in cash when exercised.

F1 · derivative.exercise_date: Employee Stock Options were granted on 04/27/2015, under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under rule 16b-3. The options became exercisable in three annual installments of 1/3 of the award starting on 04/27/2016. The stock options are payable in cash when exercised.

SEC source: 0000091142-23-000120 · wk-form4_1703264823.xml · derivative · entry 8

SMITH MARK D · CIK 0001236626 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · In trust

Disclosed balance after: 270,776

Underlying: Common Stock · 252,082 shares

Expires not disclosed

F3 · derivative.exercise_date: Convertible at any time to Common Stock.

F4 · derivative.expiration_date: None.

SEC source: 0000091142-23-000120 · wk-form4_1703264823.xml · derivative · entry 7

SMITH MARK D · CIK 0001236626 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 252,082 shares

Expires not disclosed

F3 · derivative.exercise_date: Convertible at any time to Common Stock.

F4 · derivative.expiration_date: None.

SEC source: 0000091142-23-000120 · wk-form4_1703264823.xml · derivative · entry 6

SMITH MARK D · CIK 0001236626 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 252,082

Underlying: Common Stock · 252,082 shares

Expires not disclosed

F3 · derivative.exercise_date: Convertible at any time to Common Stock.

F4 · derivative.expiration_date: None.

SEC source: 0000091142-23-000120 · wk-form4_1703264823.xml · nonDerivative · entry 4

SMITH MARK D · CIK 0001236626 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · In trust

Disclosed balance after: 6,773

F1 · ownership.nature: The reporting person beneficially owns the shares as settlor of a revocable family trust.

SEC source: 0000091142-23-000120 · wk-form4_1703264823.xml · nonDerivative · entry 3

SMITH MARK D · CIK 0001236626 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,548

SEC source: 0000091142-23-000120 · wk-form4_1703264823.xml · nonDerivative · entry 2

SMITH MARK D · CIK 0001236626 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 118,408

SEC source: 0000091142-23-000118 · wk-form4_1701099894.xml · nonDerivative · entry 1

SMITH MARK D · CIK 0001236626 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,548

SEC source: 0000091142-23-000116 · wk-form4_1700258805.xml · nonDerivative · entry 2

WOLF IDELLE K · CIK 0001196442 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,954

F1 · price: Gift

SEC source: 0000091142-23-000116 · wk-form4_1700258805.xml · nonDerivative · entry 1

WOLF IDELLE K · CIK 0001196442 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,954

SEC source: 0000091142-23-000114 · wk-form4_1700000200.xml · derivative · entry 3

Heideman Robert J · CIK 0001507959 · Senior VP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,622 shares

Expires 2029-02-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The employee stock options were granted on 02/11/2019 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The options became exercisable in three annual installments of 1/3 of the award starting on 02/11/2020.

SEC source: 0000091142-23-000114 · wk-form4_1700000200.xml · nonDerivative · entry 2

Heideman Robert J · CIK 0001507959 · Senior VP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,912

F1 · price: The price in Column 4 is a weighted average price. The prices actually received ranged from $75.665 to $75.69. 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.

SEC source: 0000091142-23-000114 · wk-form4_1700000200.xml · nonDerivative · entry 1

Heideman Robert J · CIK 0001507959 · Senior VP, CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,534

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000091142-23-000113 · wk-form4_1699998096.xml · nonDerivative · entry 3

Petrarca Mark A · CIK 0001310176 · Senior Vice Pres. - H.R. & P.A

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,671

F2 · price: The price in Column 4 is a weighted average price. The prices actually received ranged from $75.55 to $75.79. 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.

SEC source: 0000091142-23-000110 · wk-form4_1699901738.xml · nonDerivative · entry 2

STERN JAMES F · CIK 0001399737 · Exec VP, General Counsel & Sec

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,000

SEC source: 0000091142-23-000113 · wk-form4_1699998096.xml · derivative · entry 4

Petrarca Mark A · CIK 0001310176 · Senior Vice Pres. - H.R. & P.A

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,005 shares

Expires 2027-02-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The employee stock options were granted on 02/13/2017 under the A. O. Smith Combined Incentive Compensation Plan, a transaction exempt under Rule 16b-3. The options became exercisable in three annual installments of 1/3 of the award starting on 02/13/2018.

SEC source: 0000091142-23-000113 · wk-form4_1699998096.xml · nonDerivative · entry 2

Petrarca Mark A · CIK 0001310176 · Senior Vice Pres. - H.R. & P.A

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,671

F1 · price: The price in Column 4 is a weighted average price. The prices actually received ranged from $73.03 to $73.215. 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.

SEC source: 0000091142-23-000113 · wk-form4_1699998096.xml · nonDerivative · entry 1

Petrarca Mark A · CIK 0001310176 · Senior Vice Pres. - H.R. & P.A

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104,676

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.