STRNY vs. AF.PA
STRNY (Severn Trent PLC PK) and AF.PA (Air France-KLM SA) are both stocks. STRNY operates in Utilities - Regulated Water (Utilities), while AF.PA operates in Airlines (Industrials). Over the past 10 years, STRNY returned 6.49%/yr vs -10.79%/yr for AF.PA. At a 0.06 correlation, their price movements are largely independent.
Performance
STRNY vs. AF.PA - Performance Comparison
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Different Trading Currencies
STRNY is traded in USD, while AF.PA is traded in EUR. To make them comparable, the AF.PA values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, STRNY achieves a 8.11% return, which is significantly higher than AF.PA's -2.60% return. Over the past 10 years, STRNY has outperformed AF.PA with an annualized return of 6.49%, while AF.PA has yielded a comparatively lower -10.79% annualized return.
STRNY
- 1D
- 0.44%
- 1M
- -5.61%
- YTD
- 8.11%
- 6M
- 7.13%
- 1Y
- 16.08%
- 3Y*
- 10.91%
- 5Y*
- 6.50%
- 10Y*
- 6.49%
AF.PA
- 1D
- -0.39%
- 1M
- 25.73%
- YTD
- -2.60%
- 6M
- 2.40%
- 1Y
- 18.48%
- 3Y*
- -9.94%
- 5Y*
- -13.98%
- 10Y*
- -10.79%
STRNY vs. AF.PA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
STRNY Severn Trent PLC PK | 8.11% | 24.68% | 0.84% | 8.95% | -16.52% | 34.64% | -7.80% | 56.74% | -15.28% | 7.01% |
AF.PA Air France-KLM SA | -2.60% | 61.48% | -43.93% | 13.90% | -40.74% | -29.55% | -43.84% | 2.65% | -33.45% | 199.59% |
Correlation
The correlation between STRNY and AF.PA is 0.08, 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 | 0.08 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.08 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.08 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.04 |
Correlation (All Time) Calculated using the full available price history since May 27, 2009 | 0.06 |
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Return for Risk
STRNY vs. AF.PA — Risk / Return Rank
STRNY
AF.PA
STRNY vs. AF.PA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Severn Trent PLC PK (STRNY) and Air France-KLM SA (AF.PA). 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.
| STRNY | AF.PA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.32 | ||
| Sortino ratioReturn per unit of downside risk | +0.16 | ||
| Omega ratioGain probability vs. loss probability | 1.14 | 1.11 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | 1.27 | 0.42 | +0.85 |
| Martin ratioReturn relative to average drawdown | 2.89 | 0.74 | +2.15 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| STRNY | AF.PA | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.67 | 0.35 | +0.32 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.19 | -0.29 | +0.48 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.20 | -0.23 | +0.43 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.16 | -0.29 | +0.46 |
Drawdowns
STRNY vs. AF.PA - Drawdown Comparison
The maximum STRNY drawdown since its inception was -66.53%, smaller than the maximum AF.PA drawdown of -97.05%. Use the drawdown chart below to compare losses from any high point for STRNY and AF.PA.
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Drawdown Indicators
| STRNY | AF.PA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -66.53% | -97.05% | +30.52% |
Max Drawdown (1Y)Largest decline over 1 year | -12.69% | -43.57% | +30.88% |
Max Drawdown (3Y)Largest decline over 3 years | -21.30% | -63.22% | +41.92% |
Max Drawdown (5Y)Largest decline over 5 years | -38.87% | -75.01% | +36.14% |
Max Drawdown (10Y)Largest decline over 10 years | -38.87% | -91.66% | +52.79% |
Current DrawdownCurrent decline from peak | -8.70% | -94.59% | +85.89% |
Average DrawdownAverage peak-to-trough decline | -33.58% | -79.75% | +46.17% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.57% | 24.70% | -19.13% |
Volatility
STRNY vs. AF.PA - Volatility Comparison
The current volatility for Severn Trent PLC PK (STRNY) is 10.41%, while Air France-KLM SA (AF.PA) has a volatility of 13.81%. This indicates that STRNY experiences smaller price fluctuations and is considered to be less risky than AF.PA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| STRNY | AF.PA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.41% | 13.81% | -3.40% |
Volatility (6M)Calculated over the trailing 6-month period | 19.68% | 39.72% | -20.04% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.71% | 52.40% | -27.69% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 33.76% | 47.82% | -14.06% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 31.92% | 47.23% | -15.31% |
Dividends
STRNY vs. AF.PA - Dividend Comparison
STRNY's dividend yield for the trailing twelve months is around 4.18%, while AF.PA has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AF.PA Air France-KLM SA | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
STRNY Severn Trent PLC PK | 4.18% | 4.33% | 4.75% | 4.18% | 3.94% | 3.54% | 4.09% | 3.44% | 4.95% | 7.16% | 7.28% | 3.47% |
Financials
STRNY vs. AF.PA - Financials Comparison
This section allows you to compare key financial metrics between Severn Trent PLC PK and Air France-KLM SA. 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
Frequently Asked Questions
STRNY and AF.PA have a correlation of 0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
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