Company: AOS
Filing Date: 2025-06-30
Form Type: 11-K
Source: 0000091142-25-000086
Chunk: 14

Company: SMITH A O CORP
Filing Date: 2025-06-30
Form: 11-K
Chunk 14
---
 an affiliate of the Trustees as defined by the Plan and, therefore, these transactions in such investments qualify as party-in-interest. The Plan invests in the common stock of AO Smith, which is a party-in-interest and a related party to the Plan. As of December 31, 2024 the Master Trust included 288,966 shares of AO Smith common stock with a market value of $19,710,528. Notes receivable from participants also qualify as party-in-interest transactions.

<div align='center'>14</div>

#### A. O. SMITH

### RETIREMENT SECURITY PLAN

#### EIN 39-0619790, Plan 018
<div align='center'>Schedule H, line 4i - Schedule of Assets Held (at End of Year)</div>

#### December 31, 2024
| (a)      |     | -b                                       |     | -c                                                                                                     |     |     |     |                  |     |               |     | -d   |     |            -e |
|          |     | Identity of Issuer                       |     | Description of Investment, Including Maturity Date, Rate of Interest, Collateral, Par or Maturity Date |     |     |     |                  |     |               |     | Cost |     | Current Value |
| Equities |     |                                          |     |                                                                                                        |     | Par |     | Rate of Interest |     | Maturity Date |     |      |     |               |
|          |     | Abbott Laboratories                      |     | Common Stock                                                                                           |     | N/A |     | N/A              |     | N/A           |     | **   |     |       $10,745 |
|          |     | Accenture PLC                            |     | Common Stock                                                                                           |     | N/A |     | N/A              |     | N/A           |     | **   |     |         6,332 |
|          |     | Adobe Inc com                            |     | Common Stock                                                                                           |     | N/A |     | N/A              |     | N/A           |     | **   |     |         6,670 |
|          |     | Alphabet Inc Cap Stk CL C                |     | Common Stock                                                                                           |     | N/A |     | N/A              |     | N/A           |     | **   |     |        19,044 |
|          |     | Amazon.com Inc                           |     | Common Stock