AOS vs. SLB
AOS (A. O. Smith Corporation) and SLB (SLB N.V.) are both stocks. AOS operates in Specialty Industrial Machinery (Industrials), while SLB operates in Oil & Gas Equipment & Services (Energy). Over the past 10 years, AOS returned 4.50%/yr vs -1.76%/yr for SLB. Their 0.24 correlation means their historical movements had little consistent relationship.
Performance
AOS vs. SLB - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, AOS achieves a -8.58% return, which is significantly lower than SLB's 30.65% return. Over the past 10 years, AOS has outperformed SLB with an annualized return of 4.50%, while SLB has yielded a comparatively lower -1.76% annualized return.
AOS
- 1D
- 1.14%
- 1M
- -3.55%
- 6M
- -17.22%
- YTD
- -8.58%
- 1Y
- -12.70%
- 3Y*
- -4.12%
- 5Y*
- -1.16%
- 10Y*
- 4.50%
- ALL TIME*
- 13.46%
SLB
- 1D
- 1.39%
- 1M
- 9.88%
- 6M
- 3.65%
- YTD
- 30.65%
- 1Y
- 54.14%
- 3Y*
- -2.43%
- 5Y*
- 13.93%
- 10Y*
- -1.76%
- ALL TIME*
- 4.69%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $119.26M | $110.97M | $106.04M | |
SLB SLB N.V. | $764.53M | $619.10M | $729.53M |
AOS vs. SLB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AOS A. O. Smith Corporation | -8.58% | 0.07% | -15.92% | 47.30% | -32.07% | 59.28% | 17.46% | 13.65% | -29.35% | 30.78% |
SLB SLB N.V. | 30.65% | 3.27% | -24.47% | -0.78% | 81.15% | 40.30% | -43.81% | 17.73% | -44.66% | -17.37% |
Correlation
The correlation between AOS and SLB is 0.27, which is low. Their historical price movements had little consistent relationship.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.27 |
Correlation (3Y) Balances recent behavior with more history. | 0.30 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.28 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.33 |
Correlation (All Time) Calculated using the full available price history since Sep 7, 1984 | 0.24 |
Fundamentals
AOS:
$8.33B
SLB:
$74.14B
AOS:
$3.59
SLB:
$1.37
AOS:
16.77
SLB:
36.18
AOS:
0.68
SLB:
1.70
AOS:
2.20
SLB:
2.98
AOS:
$3.80B
SLB:
$18.67B
AOS:
$1.47B
SLB:
$3.29B
AOS:
$734.10M
SLB:
$3.30B
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
AOS vs. SLB — Risk / Return Rank
AOS
SLB
AOS vs. SLB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for A. O. Smith Corporation (AOS) and SLB N.V. (SLB). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| AOS | SLB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.97 | ||
| Sortino ratioReturn per unit of downside risk | -2.74 | ||
| Omega ratioGain probability vs. loss probability | 0.93 | 1.26 | -0.33 |
| Calmar ratioReturn relative to maximum drawdown | -0.44 | 2.29 | -2.72 |
| Martin ratioReturn relative to average drawdown | -0.83 | 6.67 | -7.50 |
Loading charts...
Drawdowns
AOS vs. SLB - Drawdown Comparison
The maximum AOS drawdown since its inception was -66.07%, smaller than the maximum SLB drawdown of -87.64%. Use the drawdown chart below to compare losses from any high point for AOS and SLB.
Loading charts...
Drawdown Indicators
| AOS | SLB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -66.07% | -87.64% | +21.57% |
Max Drawdown (1Y)Largest decline over 1 year | -30.29% | -22.27% | -8.02% |
Max Drawdown (3Y)Largest decline over 3 years | -36.93% | -46.63% | +9.70% |
Max Drawdown (5Y)Largest decline over 5 years | -42.68% | -46.63% | +3.95% |
Max Drawdown (10Y)Largest decline over 10 years | -46.81% | -84.29% | +37.48% |
Current DrawdownCurrent decline from peak | -31.60% | -41.32% | +9.72% |
Average DrawdownAverage peak-to-trough decline | -20.51% | -31.22% | +10.71% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 15.82% | 7.64% | +8.18% |
Volatility
AOS vs. SLB - Volatility Comparison
The current volatility for A. O. Smith Corporation (AOS) is 9.13%, while SLB N.V. (SLB) has a volatility of 12.26%. This indicates that AOS experiences smaller price fluctuations and is considered to be less risky than SLB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| AOS | SLB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.13% | 12.26% | -3.13% |
Volatility (6M)Calculated over the trailing 6-month period | 20.39% | 26.48% | -6.09% |
Volatility (1Y)Calculated over the trailing 1-year period | 25.92% | 34.98% | -9.06% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 27.41% | 37.67% | -10.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.19% | 40.64% | -13.45% |
Dividends
AOS vs. SLB - Dividend Comparison
AOS's dividend yield for the trailing twelve months is around 2.39%, more than SLB's 2.34% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AOS A. O. Smith Corporation | 2.39% | 2.06% | 1.91% | 1.84% | 1.99% | 1.23% | 1.79% | 1.89% | 1.78% | 0.91% | 1.01% | 0.99% |
SLB SLB N.V. | 2.34% | 2.97% | 2.87% | 1.92% | 1.22% | 2.09% | 4.01% | 4.98% | 5.54% | 2.97% | 2.38% | 2.87% |
Financials
AOS vs. SLB - Financials Comparison
This section allows you to compare key financial metrics between A. O. Smith Corporation and SLB N.V.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
AOS vs. SLB - Profitability Comparison
AOS - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, A. O. Smith Corporation reported a gross profit of 387.80M and revenue of 1.00B. Therefore, the gross margin over that period was 38.6%.
SLB - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, SLB N.V. reported a gross profit of -1.33B and revenue of -8.72B. Therefore, the gross margin over that period was 15.3%.
AOS - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, A. O. Smith Corporation reported an operating income of 167.50M and revenue of 1.00B, resulting in an operating margin of 16.7%.
SLB - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, SLB N.V. reported an operating income of -1.03B and revenue of -8.72B, resulting in an operating margin of 11.8%.
AOS - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, A. O. Smith Corporation reported a net income of 124.90M and revenue of 1.00B, resulting in a net margin of 12.4%.
SLB - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, SLB N.V. reported a net income of -752.00M and revenue of -8.72B, resulting in a net margin of 8.6%.
Frequently Asked Questions
AOS and SLB have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SLB has higher volatility (12.26%) compared to AOS (9.13%). In terms of maximum drawdown, AOS dropped -66.07% vs SLB's -87.64%.
SLB currently has the higher Sharpe Ratio (1.46 vs -0.51), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
Find the right allocation for AOS and SLB
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer