21 institutions reported holding $148.7M of SMITH A O CORP (AOS) in SEC 13F filings for 2026-06-30. Largest institutional holders: Sarasin & Partners LLP ($70.4M), Assenagon Asset Management S.A. ($30.7M), CONFLUENCE INVESTMENT MANAGEMENT LLC ($19.6M), MassMutual Private Wealth & Trust, FSB ($14.0M), REINHART PARTNERS, LLC. ($5.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Sarasin & Partners LLP | $70.4M | 1.1M | Trimmed |
| 2 | Assenagon Asset Management S.A. | $30.7M | 489,264 | Added |
| 3 | CONFLUENCE INVESTMENT MANAGEMENT LLC | $19.6M | 312,013 | Trimmed |
| 4 | MassMutual Private Wealth & Trust, FSB | $14.0M | 223,196 | Trimmed |
| 5 | REINHART PARTNERS, LLC. | $5.8M | 91,963 | Trimmed |
| 6 | CX Institutional | $4.3M | 69,291 | Added |
| 7 | Czech National Bank | $2.0M | 31,870 | Added |
| 8 | Hennion & Walsh Asset Management, Inc. | $446,128 | 7,113 | Added |
| 9 | Gradient Investments LLC | $429,005 | 6,840 | Trimmed |
| 10 | Foster Group, Inc. | $297,795 | 4,748 | Trimmed |
| 11 | GAMMA Investing LLC | $200,453 | 3,196 | Trimmed |
| 12 | Versant Capital Management, Inc | $159,622 | 2,545 | Trimmed |
| 13 | FNY Investment Advisers, LLC | $125,000 | 2,000 | Hold |
| 14 | Arlington Trust Co LLC | $94,519 | 1,507 | Hold |
| 15 | THURSTON, SPRINGER, MILLER, HERD & TITAK, INC. | $79,463 | 1,267 | Added |
| 16 | ELEVATION WEALTH PARTNERS, LLC | $12,858 | 205 | Added |
| 17 | CoreCap Advisors, LLC | $11,924 | 190 | Trimmed |
| 18 | Grove Bank & Trust | $4,955 | 79 | Hold |
| 19 | MJT & Associates Financial Advisory Group, Inc. | $4,140 | 66 | Hold |
| 20 | Stonehearth Capital Management, LLC | $0 | 0 | Exited |
| 21 | 3 FACTOR INDEXING, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30