SO vs. NIO
SO (The Southern Company) and NIO (NIO Inc.) are both stocks. SO operates in Utilities - Regulated Electric (Utilities), while NIO operates in Auto Manufacturers (Consumer Cyclical). Over the past 5 years, SO returned 12.20%/yr vs -35.22%/yr for NIO. At a 0.02 correlation, their price movements are largely independent.
Performance
SO vs. NIO - Performance Comparison
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Returns By Period
In the year-to-date period, SO achieves a 10.02% return, which is significantly higher than NIO's 2.16% return.
SO
- 1D
- 1.22%
- 1M
- 2.86%
- YTD
- 10.02%
- 6M
- 13.62%
- 1Y
- 7.91%
- 3Y*
- 14.19%
- 5Y*
- 12.20%
- 10Y*
- 10.77%
NIO
- 1D
- -0.38%
- 1M
- -14.59%
- YTD
- 2.16%
- 6M
- 3.58%
- 1Y
- 48.43%
- 3Y*
- -16.32%
- 5Y*
- -35.22%
- 10Y*
- —
SO vs. NIO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
SO The Southern Company | 10.02% | 9.47% | 21.72% | 2.21% | 8.24% | 16.34% | 0.63% | 51.65% | 0.71% |
NIO NIO Inc. | 2.16% | 16.97% | -51.93% | -6.97% | -69.22% | -35.00% | 1,112.44% | -36.89% | 6.17% |
Correlation
The correlation between SO and NIO is -0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.01 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.04 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.03 |
Correlation (All Time) Calculated using the full available price history since Sep 12, 2018 | 0.02 |
Fundamentals
SO:
$106.03B
NIO:
$12.93B
SO:
$3.92
NIO:
-CN¥3.74
SO:
3.47
NIO:
0.85
SO:
2.86
NIO:
20.18
SO:
$30.17B
NIO:
CN¥100.51B
SO:
$13.01B
NIO:
CN¥15.77B
SO:
$14.44B
NIO:
-CN¥7.54B
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Return for Risk
SO vs. NIO — Risk / Return Rank
SO
NIO
SO vs. NIO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for The Southern Company (SO) and NIO Inc. (NIO). 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.
| SO | NIO | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.21 | ||
| Sortino ratioReturn per unit of downside risk | -0.62 | ||
| Omega ratioGain probability vs. loss probability | 1.10 | 1.16 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | 0.53 | 1.01 | -0.48 |
| Martin ratioReturn relative to average drawdown | 1.24 | 1.78 | -0.54 |
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Drawdowns
SO vs. NIO - Drawdown Comparison
The maximum SO drawdown since its inception was -38.43%, smaller than the maximum NIO drawdown of -95.00%. Use the drawdown chart below to compare losses from any high point for SO and NIO.
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Drawdown Indicators
| SO | NIO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.43% | -95.00% | +56.57% |
Max Drawdown (1Y)Largest decline over 1 year | -14.99% | -43.73% | +28.74% |
Max Drawdown (3Y)Largest decline over 3 years | -14.99% | -79.69% | +64.70% |
Max Drawdown (5Y)Largest decline over 5 years | -23.28% | -94.10% | +70.82% |
Max Drawdown (10Y)Largest decline over 10 years | -38.43% | — | — |
Current DrawdownCurrent decline from peak | -3.95% | -91.71% | +87.76% |
Average DrawdownAverage peak-to-trough decline | -6.87% | -67.90% | +61.03% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.39% | 24.74% | -18.35% |
Volatility
SO vs. NIO - Volatility Comparison
The current volatility for The Southern Company (SO) is 6.03%, while NIO Inc. (NIO) has a volatility of 17.58%. This indicates that SO experiences smaller price fluctuations and is considered to be less risky than NIO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SO | NIO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.03% | 17.58% | -11.55% |
Volatility (6M)Calculated over the trailing 6-month period | 13.07% | 41.08% | -28.01% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.21% | 62.74% | -46.53% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.67% | 71.62% | -52.95% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.96% | 86.66% | -64.70% |
Dividends
SO vs. NIO - Dividend Comparison
SO's dividend yield for the trailing twelve months is around 3.60%, while NIO has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NIO NIO Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
SO The Southern Company | 3.60% | 3.37% | 3.47% | 3.96% | 3.78% | 3.82% | 4.13% | 3.86% | 5.42% | 4.78% | 4.52% | 4.60% |
Financials
SO vs. NIO - Financials Comparison
This section allows you to compare key financial metrics between The Southern Company and NIO Inc.. 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
SO vs. NIO - Profitability Comparison
SO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, The Southern Company reported a gross profit of 3.90B and revenue of 8.40B. Therefore, the gross margin over that period was 46.5%.
NIO - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, NIO Inc. reported a gross profit of 4.86B and revenue of 25.53B. Therefore, the gross margin over that period was 19.0%.
SO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, The Southern Company reported an operating income of 2.02B and revenue of 8.40B, resulting in an operating margin of 24.0%.
NIO - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, NIO Inc. reported an operating income of -308.81M and revenue of 25.53B, resulting in an operating margin of -1.2%.
SO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, The Southern Company reported a net income of 1.36B and revenue of 8.40B, resulting in a net margin of 16.2%.
NIO - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, NIO Inc. reported a net income of -496.01M and revenue of 25.53B, resulting in a net margin of -1.9%.
Frequently Asked Questions
SO and NIO have a correlation of -0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
NIO has higher volatility (17.58%) compared to SO (6.03%). In terms of maximum drawdown, SO dropped -38.43% vs NIO's -95.00%.
NIO currently has the higher Sharpe Ratio (0.70 vs 0.49), 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.
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