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AOS · Smith A O Corp

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Market Cap
$8.21B
Shares
135.91M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 611
Total Value: $7,963,708,031
Total Shares: 126,982,631
Showing 1–100 of 626 holdings by value · page 1 of 7

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 611 13F filers · Δ vs Mar 31, 2026
Top Holder
8.2%
Sep 2023 → Jun 2026 · range 6.7% – 13.4%
+1.5 pts
Top 5
31.0%
Sep 2023 → Jun 2026 · range 29.9% – 35.4%
+1.2 pts
Top 10
46.4%
Sep 2023 → Jun 2026 · range 44.2% – 47.9%
−0.9 pts
HHI
289
Sep 2023 → Jun 2026 · range 279 – 369
Broadly held+10

Quarterly Activity

vs Mar 31, 2026
New
73
Increased
242
Decreased
228
Sold Out
104
Unchanged
68
Holder count: -31
Institutional value: +1.6%
Shares held: +6.9%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 626
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 91142 CUSIP 831865209 13F (30d) 426 filings 413 filers Visit website Investor relations