SMITH (A.O.) CORP (AOS) Top Institutional Shareholders
SMITH (A.O.) CORP (AOS) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $7.73B in AOS holdings during the latest filing period.
Fmr Llc is currently the largest disclosed institutional shareholder of AOS tracked by InsiderSet, reporting ownership valued at approximately $522.94M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $459.02M, representing an estimated loss of -12.22% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 48% of the total disclosed AOS value among the investors covered in this analysis. Major shareholders include Fmr Llc, Blackrock, Inc., Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in SMITH (A.O.) CORP (AOS).
This page ranks the largest institutional AOS shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
628
Total Reported Value
$7.73B
Largest Holder
Fmr Llc
Largest Position
$522.94M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
53
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Fmr Llc | 0.03% | 7,930,566 | $522,941,508 | $459,021,160 | -$63,920,348 | -12.22% | |
| Blackrock, Inc. | 0.01% | 7,357,191 | $485,133,196 | $425,834,215 | -$59,298,981 | -12.22% | |
| Vanguard Capital Management Llc | 0.01% | 7,333,389 | $483,563,671 | $424,456,555 | -$59,107,116 | -12.22% | |
| Vanguard Portfolio Management Llc | 0.02% | 7,099,252 | $468,124,677 | $410,904,706 | -$57,219,971 | -12.22% | |
| State Street Corp | 0.01% | 5,758,931 | $379,743,910 | $333,326,926 | -$46,416,984 | -12.22% | |
| Invesco Ltd. | 0.05% | 4,729,446 | $311,859,653 | $273,740,334 | -$38,119,319 | -12.22% | |
| Impax Asset Management Group Plc | 1.97% | 4,278,219 | $282,105,751 | $247,623,316 | -$34,482,435 | -12.22% | |
| American Century Companies Inc | 0.14% | 4,215,238 | $277,952,894 | $243,977,975 | -$33,974,919 | -12.22% | |
| Storebrand Asset Management As | 0.09% | 4,420,183 | $259,422,051 | $255,840,192 | -$3,581,859 | -1.38% | |
| Geode Capital Management, Llc | 0.02% | 3,939,106 | $259,403,706 | $227,995,455 | -$31,408,251 | -12.11% | |
| Morgan Stanley | 0.01% | 3,580,107 | $236,072,512 | $207,216,593 | -$28,855,919 | -12.22% | |
| Proshare Advisors Llc | 0.23% | 2,309,570 | $152,293,045 | $133,677,912 | -$18,615,133 | -12.22% | |
| First Trust Advisors Lp | 0.10% | 2,168,894 | $143,016,768 | $125,535,585 | -$17,481,183 | -12.22% | |
| Earnest Partners Llc | 0.55% | 2,027,320 | $133,681,481 | $117,341,282 | -$16,340,199 | -12.22% | |
| Dimensional Fund Advisors Lp | 0.03% | 1,959,696 | $129,202,486 | $113,427,204 | -$15,775,282 | -12.21% | |
| Bank Of America Corp | 0.01% | 1,687,887 | $111,299,237 | $97,694,900 | -$13,604,337 | -12.22% | |
| Bank Of New York Mellon Corp | 0.02% | 1,425,759 | $94,014,500 | $82,522,931 | -$11,491,569 | -12.22% | |
| Sei Investments Co | 0.08% | 1,346,863 | $88,812,219 | $77,956,430 | -$10,855,789 | -12.22% | |
| 1832 Asset Management L.P. | 0.11% | 1,246,113 | $82,168,691 | $72,125,020 | -$10,043,671 | -12.22% | |
| Sarasin & Partners Llp | 0.97% | 1,200,917 | $79,188,469 | $69,509,076 | -$9,679,393 | -12.22% | |
| Goldman Sachs Group Inc | 0.01% | 1,193,136 | $78,675,420 | $69,058,712 | -$9,616,708 | -12.22% | |
| Northern Trust Corp | 0.01% | 1,180,639 | $77,851,336 | $68,335,385 | -$9,515,951 | -12.22% | |
| Madison Asset Management, Llc | 0.93% | 1,142,604 | $75,343,322 | $66,133,920 | -$9,209,402 | -12.22% | |
| Charles Schwab Investment Management Inc | 0.01% | 1,089,033 | $71,810,836 | $63,033,230 | -$8,777,606 | -12.22% | |
| Gates Capital Management, Inc. | 2.47% | 1,087,580 | $71,715,025 | $62,949,130 | -$8,765,895 | -12.22% | |
| Boston Trust Walden Corp | 0.57% | 1,050,930 | $69,298,355 | $60,827,828 | -$8,470,527 | -12.22% | |
| Jones Financial Companies Lllp | 0.03% | 1,066,701 | $68,717,340 | $61,740,654 | -$6,976,686 | -10.15% | |
| Nomura Asset Management Co Ltd | 0.17% | 990,068 | $65,285,083 | $57,305,136 | -$7,979,947 | -12.22% | |
| Aqr Capital Management Llc | 0.03% | 978,096 | $63,018,728 | $56,612,196 | -$6,406,532 | -10.17% | |
| Ubs Group Ag | 0.01% | 921,583 | $60,769,184 | $53,341,224 | -$7,427,960 | -12.22% | |
| Quantinno Capital Management Lp | 0.10% | 910,117 | $60,013,149 | $52,677,572 | -$7,335,577 | -12.22% | |
| Caisse De Depot Et Placement Du Quebec | 0.10% | 907,450 | $59,837,253 | $52,523,206 | -$7,314,047 | -12.22% | |
| Vest Financial, Llc | 0.65% | 815,872 | $53,798,599 | $47,222,671 | -$6,575,928 | -12.22% | |
| Talaria Asset Management Pty Ltd | 10.44% | 783,900 | $51,690,366 | $45,372,132 | -$6,318,234 | -12.22% | |
| Royal Bank Of Canada | 0.01% | 770,141 | $50,784,000 | $44,575,761 | -$6,208,239 | -12.22% | |
| Renaissance Technologies LLC | Jim Simons | 0.08% | 744,400 | $49,085,736 | $43,085,872 | -$5,999,864 | -12.22% |
| Wells Fargo & Company/Mn | 0.01% | 734,004 | $48,400,235 | $42,484,152 | -$5,916,083 | -12.22% | |
| Pictet Asset Management Holding Sa | 0.05% | 703,108 | $46,356,082 | $40,695,891 | -$5,660,191 | -12.21% | |
| Vanguard Fiduciary Trust Co | 0.01% | 632,867 | $41,731,250 | $36,630,342 | -$5,100,908 | -12.22% | |
| Arrowstreet Capital, Limited Partnership | 0.02% | 607,354 | $40,048,923 | $35,153,650 | -$4,895,273 | -12.22% | |
| Welch & Forbes Llc | 0.49% | 579,780 | $38,230,813 | $33,557,666 | -$4,673,147 | -12.22% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.01% | 558,092 | $36,800,587 | $32,302,365 | -$4,498,222 | -12.22% | |
| Manufacturers Life Insurance Company, The | 0.03% | 548,510 | $36,168,749 | $31,747,759 | -$4,420,990 | -12.22% | |
| Envestnet Asset Management Inc | 0.01% | 527,275 | $34,768,537 | $30,518,677 | -$4,249,860 | -12.22% | |
| Schwartz Investment Counsel Inc | 1.21% | 517,733 | $34,139,314 | $29,966,386 | -$4,172,928 | -12.22% | |
| Legal & General Group Plc | 0.01% | 502,282 | $33,120,474 | $29,072,082 | -$4,048,392 | -12.22% | |
| Cibc Asset Management Inc | 0.08% | 479,567 | $31,536,731 | $27,757,338 | -$3,779,393 | -11.98% | |
| Eurizon Capital Sgr S.P.A. | 0.09% | 456,179 | $30,076,975 | $26,403,641 | -$3,673,334 | -12.21% | |
| Jacobs Levy Equity Management, Inc | 0.12% | 441,858 | $29,136,117 | $25,574,741 | -$3,561,376 | -12.22% | |
| Deutsche Bank Ag\ | 0.01% | 436,201 | $28,763,094 | $25,247,314 | -$3,515,780 | -12.22% |
Frequently asked questions about AOS
Who owns the most AOS stock?
The largest holders of AOS are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for SMITH (A.O.) CORP (AOS).
Is AOS widely held by superinvestors?
Many widely followed stocks like AOS appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly AOS is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.