Company: AOS
Filing Date: 2025-06-30
Form Type: 11-K
Source: 0000091142-25-000086
Chunk: 11

Company: SMITH A O CORP
Filing Date: 2025-06-30
Form: 11-K
Chunk 11
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 other market participants, the use of different methodologies or assumptions to determine the fair value of certain financial instruments could result in a different fair value measurement at the reporting date.

#### Administrative Expenses
Expenses related to the administration of the Plan are paid out of the principal or income of the Plan. These amounts are netted with investment income on the Statements of Changes in Net Assets Available for Benefits. Administrative expenses totaled $1,097,852 and $813,290 for the years ended December 31, 2024 and 2023, respectively.

#### Payment of Benefits
Benefits are recorded when paid. As of December 31, 2024 and December 31, 2023, $0 and $226,862, respectively, were requested by participants but had not yet been paid from the Plan.

<div align='center'>11</div>

1. Description of Plan and Significant Accounting Policies (continued)

#### Reclassifications
Certain items in the prior year have been reclassified to conform to the presentation in the current year financial statements.

#### Subsequent Events
Management has evaluated subsequent events for possible recognition or disclosure through the date of financial statement issuance June 30, 2025. There were no subsequent events that required recognition or disclosure.

#### 2. A. O. Smith Corporation Master Trust
The Plan has assets held in the A. O. Smith Corporation Master Trust at Matrix as of December 31, 2024. The Plan offers 26 investment vehicles in which participants may invest their account balances. If available, quoted market prices are used to value investments. Shares of mutual funds and common collective trusts are valued at the net asset value of shares held by the plan at year end.

The amount of Master Trust assets, income and change in value which is allocated to the Plan is determined by the ratio of participant account balances in the Plan to the total participant account balances of all participating plans. As of December 31, 2024 and 2023, the Plan’s interest in the net assets of the Master Trust was 100.0%. Significant information related to the investments in the Master Trust as of and for the year ended December 31, 2024, is as follows:

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