Douglas Samuel Karge - 13 Feb 2026 Form 4 Insider Report for SMITH A O CORP (AOS)

Reporting relationship: SVP - President NA Water Treat
Issuer ticker: AOS
Reported as of: 13 Feb 2026
Net transaction value: -$26,202
SEC form: 4
Accepted by SEC: 17 Feb 2026, 14:05:05 UTC
Prior SEC filing: 11 Feb 2026
Source filing: View source filing
Reporting owner signature: James F. Stern, Attorney-in-Fact for Douglas Samuel Karge

Key filing fact

Douglas Samuel Karge filed Form 4 for SMITH A O CORP (AOS) on 17 Feb 2026.

Key facts

This page summarizes Douglas Samuel Karge's Form 4 filing for SMITH A O CORP (AOS).
4 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 17 Feb 2026, 14:05.

Change

Previous filing in this sequence was filed on 11 Feb 2026.
Current net transaction value: -$26,202.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001750276 Primary reporting owner

Karge Douglas Samuel

Relationship: SVP - President NA Water Treat
Address: A. O. SMITH CORPORATION, 11270 WEST PARK PLACE, MILWAUKEE
Signature: James F. Stern, Attorney-in-Fact for Douglas Samuel Karge
Signature date: 17 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

AOS transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +1,415
Change %: +50%
Price: $0.000000
Shares after: 4,218
Date: 13 Feb 2026
Ownership: Direct
Footnotes: F1, F2

AOS transaction

Common Stock

Tax liability

Transaction value: $53,203
Shares: -666
Change %: -16%
Price: $79.88
Shares after: 3,552
Date: 13 Feb 2026
Ownership: Direct
Footnotes: F3

AOS transaction

Common Stock

Award

Transaction value: $27,001
Shares: +338
Change %: +9.5%
Price: $79.88
Shares after: 3,890
Date: 13 Feb 2026
Ownership: Direct
Footnotes: F4

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

AOS transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value: $0
Shares: -1,415
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 13 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,415
Exercise price: $0.000000
Footnotes: F1, F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

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.

Footnote F2

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 54 shares of Common Stock.

Footnote F3

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

Footnote F4

Represents vesting of performance stock units at 150% of the target award amount and conversion to shares of A. O. Smith Corporation's Common Stock upon achievement of performance criteria for the 2023 - 2025 performance period.

Footnote F5

The restricted stock units were granted on 02/13/2023 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 02/13/2026.