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A.O. Smith (AOS) closed at $64.55 on November 6, 2026, down 3.0% from the previous close, on volume of 1,856,511 shares (30-day average 1,597,324).

Key numbers
  • Last close: $64.55 (November 6, 2026)
  • 52-week range: $54.16 to $81.87
  • Market value: $8.7 billion
  • 30-day implied volatility (IV30): 33.6%
  • Option volume: 30 contracts (25 calls, 5 puts); 30-day average 228

Data as of November 6, 2026.

AOS Stock Summary and Trading Ideas (A.O. Smith | NYSE:AOS)

Charts for Today's Stock Price and Implied Volatility in A.O. Smith

Stock Price & Volume | Full Chart

30-Day Implied Volatility | IV30 Full Chart

Trade Ideas for Best Option Strategies for AOS by Theoretical Edge and Win Rates

Sentiment

Largest Multi-Leg Option Trades (30 Days)

#DateStrategyLegsContracts

Ranked by contracts: multi-leg trades of 200 or more contracts on one day, through Nov 6, 2026. See the 10 largest for 30, 60 and 90 days

Trading Statistics

Key Ratios

A.O. Smith (AOS) Frequently Asked Questions

What does A.O. Smith do?

A.O. Smith manufactures a broad lineup of water heaters, boilers, and water treatment products. The company has two reporting segments: North America (80% of sales) and rest of world (20% of sales). A.O. Smith is the leading manufacturer of water heaters in North America for the residential and commercial markets, with approximately 36% and 52% market share, respectively. Residential water heaters account for most of North American sales and are distributed equally through wholesale and retail channels. Most of A.O. Smith's international revenue is from China, a market the company entered in the mid-1990s.

What symbol and exchange does A.O. Smith shares trade?

A.O. Smith trades on the NYSE stock market under the symbol AOS.

What is A.O. Smith stock price doing today?

As of November 9, 2026, AOS stock price climbed to $65.20 with 1,693,244 million shares trading.

What is A.O. Smith's Beta?

AOS has a beta of 0.04, meaning it tends to be less sensitive to market movements. AOS has a correlation of 0.00 to the broad based SPY ETF.

How much is A.O. Smith worth?

AOS has a market cap of $8.76 billion. This is considered a Mid Cap stock.

How much money does A.O. Smith make?

Last quarter A.O. Smith reported $940 million in Revenue and $.93 earnings per share. This fell short of revenue expectation by $-20 million and exceeded earnings estimates by $.03.

What is the highest and lowest price A.O. Smith traded in the last 3 year period?

In the last 3 years, AOS traded as high as $92.45 and as low as $54.16.

What are the top ETFs holding A.O. Smith?

The top ETF exchange traded funds that AOS belongs to (by Net Assets): RSP, VTI, NOBL, VOO, VB.

Is A.O. Smith (AOS) a good investment?

AOS has underperformed the market in the last year with a return of +1.6%, while SPY returned +13.4%. This shows that you would have done better investing in the overall market (through SPY) over the last year than in AOS shares. However, AOS has outperformed the market in the last 3 month and 2 week periods, returning +4.1% and +6.4%, while SPY returned -1.8% and -1.0%, respectively. This indicates AOS has been having a stronger performance recently.

What are the support and resistance levels for A.O. Smith (AOS)?

AOS support price is $63.16 and resistance is $65.94 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that AOS shares will trade within this expected range on the day.

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