BAYN.DE vs. BRK-B
BAYN.DE (Bayer Aktiengesellschaft) and BRK-B (Berkshire Hathaway Inc.) are both stocks. BAYN.DE operates in Drug Manufacturers - General (Healthcare), while BRK-B operates in Insurance - Diversified (Financial Services). Over the past 10 years, BAYN.DE returned -6.17%/yr vs 12.68%/yr for BRK-B. At a 0.26 correlation, their price movements are largely independent.
Performance
BAYN.DE vs. BRK-B - Performance Comparison
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Different Trading Currencies
BAYN.DE is traded in EUR, while BRK-B is traded in USD. To make them comparable, the BRK-B values have been converted to EUR using the latest available exchange rates.
Returns By Period
The year-to-date returns for both stocks are quite close, with BAYN.DE having a -3.64% return and BRK-B slightly lower at -3.69%. Over the past 10 years, BAYN.DE has underperformed BRK-B with an annualized return of -6.17%, while BRK-B has yielded a comparatively higher 12.68% annualized return.
BAYN.DE
- 1D
- 2.48%
- 1M
- -6.17%
- YTD
- -3.64%
- 6M
- 6.22%
- 1Y
- 40.84%
- 3Y*
- -11.62%
- 5Y*
- -5.97%
- 10Y*
- -6.17%
BRK-B
- 1D
- 0.55%
- 1M
- 3.50%
- YTD
- -3.69%
- 6M
- -4.63%
- 1Y
- -4.16%
- 3Y*
- 10.34%
- 5Y*
- 11.37%
- 10Y*
- 12.68%
BAYN.DE vs. BRK-B - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BAYN.DE Bayer Aktiengesellschaft | -3.64% | 92.54% | -42.34% | -27.50% | 6.20% | 1.34% | -30.79% | 25.96% | -39.17% | 7.50% |
BRK-B Berkshire Hathaway Inc. | -3.69% | -2.27% | 35.48% | 12.00% | 9.71% | 38.60% | -6.07% | 13.44% | 7.84% | 6.68% |
Correlation
The correlation between BAYN.DE and BRK-B 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 | 0.09 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.17 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.23 |
Correlation (All Time) Calculated using the full available price history since Aug 28, 2007 | 0.26 |
The correlation between BAYN.DE and BRK-B shifts across timeframes, from 0.08 (1 year) to 0.26 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
BAYN.DE vs. BRK-B — Risk / Return Rank
BAYN.DE
BRK-B
BAYN.DE vs. BRK-B - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Bayer Aktiengesellschaft (BAYN.DE) and Berkshire Hathaway Inc. (BRK-B). 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.
| BAYN.DE | BRK-B | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.33 | ||
| Sortino ratioReturn per unit of downside risk | +2.01 | ||
| Omega ratioGain probability vs. loss probability | 1.21 | 0.97 | +0.25 |
| Calmar ratioReturn relative to maximum drawdown | 1.33 | -0.38 | +1.70 |
| Martin ratioReturn relative to average drawdown | 3.32 | -0.79 | +4.11 |
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
| BAYN.DE | BRK-B | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.05 | -0.28 | +1.33 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.18 | 0.66 | -0.84 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | -0.20 | 0.63 | -0.83 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.15 | 0.49 | -0.35 |
Drawdowns
BAYN.DE vs. BRK-B - Drawdown Comparison
The maximum BAYN.DE drawdown since its inception was -82.29%, which is greater than BRK-B's maximum drawdown of -45.91%. Use the drawdown chart below to compare losses from any high point for BAYN.DE and BRK-B.
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Drawdown Indicators
| BAYN.DE | BRK-B | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -82.29% | -45.91% | -36.38% |
Max Drawdown (1Y)Largest decline over 1 year | -30.65% | -11.04% | -19.61% |
Max Drawdown (3Y)Largest decline over 3 years | -64.35% | -20.62% | -43.73% |
Max Drawdown (5Y)Largest decline over 5 years | -70.42% | -22.31% | -48.11% |
Max Drawdown (10Y)Largest decline over 10 years | -80.34% | -28.74% | -51.60% |
Current DrawdownCurrent decline from peak | -66.36% | -17.01% | -49.35% |
Average DrawdownAverage peak-to-trough decline | -29.34% | -9.73% | -19.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 12.25% | 5.30% | +6.95% |
Volatility
BAYN.DE vs. BRK-B - Volatility Comparison
Bayer Aktiengesellschaft (BAYN.DE) has a higher volatility of 9.20% compared to Berkshire Hathaway Inc. (BRK-B) at 3.72%. This indicates that BAYN.DE's price experiences larger fluctuations and is considered to be riskier than BRK-B based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BAYN.DE | BRK-B | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.20% | 3.72% | +5.48% |
Volatility (6M)Calculated over the trailing 6-month period | 29.11% | 11.24% | +17.87% |
Volatility (1Y)Calculated over the trailing 1-year period | 38.64% | 15.04% | +23.60% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 32.42% | 17.37% | +15.05% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 31.08% | 20.09% | +10.99% |
Dividends
BAYN.DE vs. BRK-B - Dividend Comparison
BAYN.DE's dividend yield for the trailing twelve months is around 0.31%, while BRK-B has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BAYN.DE Bayer Aktiengesellschaft | 0.31% | 0.30% | 0.57% | 7.14% | 4.14% | 4.26% | 5.81% | 3.85% | 4.55% | 2.63% | 2.52% | 1.94% |
BRK-B Berkshire Hathaway 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% |
Financials
BAYN.DE vs. BRK-B - Financials Comparison
This section allows you to compare key financial metrics between Bayer Aktiengesellschaft and Berkshire Hathaway 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
Frequently Asked Questions
BAYN.DE and BRK-B 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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