FLXK.DE vs. BRK-A
FLXK.DE (Franklin FTSE Korea UCITS ETF) is South Korea Equities fund tracking the FTSE Korea 30/18 Capped, while BRK-A (Berkshire Hathaway Inc.) is a stock. Over the past 5 years, FLXK.DE returned 16.82%/yr vs 12.56%/yr for BRK-A. At a 0.15 correlation, their price movements are largely independent.
Performance
FLXK.DE vs. BRK-A - Performance Comparison
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Different Trading Currencies
FLXK.DE is traded in EUR, while BRK-A is traded in USD. To make them comparable, the BRK-A values have been converted to EUR using the latest available exchange rates.
Returns By Period
In the year-to-date period, FLXK.DE achieves a 83.61% return, which is significantly higher than BRK-A's -0.54% return.
FLXK.DE
- 1D
- -3.38%
- 1M
- -16.98%
- 6M
- 62.26%
- YTD
- 83.61%
- 1Y
- 149.33%
- 3Y*
- 39.50%
- 5Y*
- 16.82%
- 10Y*
- —
BRK-A
- 1D
- -0.98%
- 1M
- -0.18%
- 6M
- 0.11%
- YTD
- -0.54%
- 1Y
- 5.16%
- 3Y*
- 11.52%
- 5Y*
- 12.56%
- 10Y*
- 12.41%
FLXK.DE vs. BRK-A - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
FLXK.DE Franklin FTSE Korea UCITS ETF | 83.61% | 73.19% | -17.07% | 16.75% | -23.45% | 0.14% | 34.15% | 1.72% |
BRK-A Berkshire Hathaway Inc. | -0.54% | -2.30% | 33.77% | 12.30% | 10.45% | 39.26% | -6.02% | 13.64% |
Correlation
The correlation between FLXK.DE and BRK-A is -0.18, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.18 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.02 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.06 |
Correlation (All Time) Calculated using the full available price history since Jun 4, 2019 | 0.15 |
The correlation between FLXK.DE and BRK-A shifts across timeframes, from -0.18 (1 year) to 0.15 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
FLXK.DE vs. BRK-A — Risk / Return Rank
FLXK.DE
BRK-A
FLXK.DE vs. BRK-A - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Franklin FTSE Korea UCITS ETF (FLXK.DE) and Berkshire Hathaway Inc. (BRK-A). 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.
| FLXK.DE | BRK-A | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +3.05 | ||
| Sortino ratioReturn per unit of downside risk | +2.91 | ||
| Omega ratioGain probability vs. loss probability | 1.49 | 1.07 | +0.42 |
| Calmar ratioReturn relative to maximum drawdown | 6.64 | 0.48 | +6.16 |
| Martin ratioReturn relative to average drawdown | 20.57 | 1.07 | +19.51 |
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Drawdowns
FLXK.DE vs. BRK-A - Drawdown Comparison
The maximum FLXK.DE drawdown since its inception was -39.43%, smaller than the maximum BRK-A drawdown of -43.24%. Use the drawdown chart below to compare losses from any high point for FLXK.DE and BRK-A.
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Drawdown Indicators
| FLXK.DE | BRK-A | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -39.43% | -43.24% | +3.81% |
Max Drawdown (1Y)Largest decline over 1 year | -22.34% | -10.84% | -11.50% |
Max Drawdown (3Y)Largest decline over 3 years | -29.99% | -20.74% | -9.25% |
Max Drawdown (5Y)Largest decline over 5 years | -38.31% | -22.09% | -16.22% |
Max Drawdown (10Y)Largest decline over 10 years | — | -29.70% | — |
Current DrawdownCurrent decline from peak | -22.34% | -14.44% | -7.90% |
Average DrawdownAverage peak-to-trough decline | -15.80% | -9.67% | -6.13% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.23% | 4.85% | +2.38% |
Volatility
FLXK.DE vs. BRK-A - Volatility Comparison
Franklin FTSE Korea UCITS ETF (FLXK.DE) has a higher volatility of 19.63% compared to Berkshire Hathaway Inc. (BRK-A) at 4.12%. This indicates that FLXK.DE's price experiences larger fluctuations and is considered to be riskier than BRK-A based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FLXK.DE | BRK-A | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 19.63% | 4.12% | +15.51% |
Volatility (6M)Calculated over the trailing 6-month period | 39.44% | 11.55% | +27.89% |
Volatility (1Y)Calculated over the trailing 1-year period | 43.67% | 15.05% | +28.62% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 27.25% | 17.48% | +9.77% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 28.17% | 19.69% | +8.48% |
Dividends
FLXK.DE vs. BRK-A - Dividend Comparison
Neither FLXK.DE nor BRK-A has paid dividends to shareholders.
Frequently Asked Questions
FLXK.DE and BRK-A have a correlation of -0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
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