FJPNX vs. BRK-B

Last updated Apr 3, 2026

Compare and contrast key facts about Fidelity Japan Fund (FJPNX) and Berkshire Hathaway Inc. (BRK-B).

FJPNX is managed by Fidelity. It was launched on Sep 15, 1992.

Performance

FJPNX vs. BRK-B - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Japan Fund (FJPNX) and Berkshire Hathaway Inc. (BRK-B). The values are adjusted to include any dividend payments, if applicable.

FJPNX vs. BRK-B - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FJPNX Fidelity Japan Fund	9.16%	31.66%	7.37%	15.86%	-22.23%	3.11%	25.42%	25.74%	-14.84%	29.26%
BRK-B Berkshire Hathaway Inc.	-5.03%	10.89%	27.09%	15.46%	3.31%	28.95%	2.37%	10.93%	3.01%	21.62%

Returns By Period

In the year-to-date period, FJPNX achieves a 9.16% return, which is significantly higher than BRK-B's -5.03% return. Over the past 10 years, FJPNX has underperformed BRK-B with an annualized return of 10.56%, while BRK-B has yielded a comparatively higher 12.79% annualized return.

FJPNX

• 1D: 2.81%
• 1M: -1.19%
• YTD: 9.16%
• 6M: 13.82%
• 1Y: 41.99%
• 3Y*: 18.50%
• 5Y*: 7.11%
• 10Y*: 10.56%

BRK-B

• 1D: -0.24%
• 1M: -0.83%
• YTD: -5.03%
• 6M: -3.74%
• 1Y: -11.23%
• 3Y*: 15.44%
• 5Y*: 13.08%
• 10Y*: 12.79%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

FJPNX vs. BRK-B — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

FJPNX

FJPNX Risk / Return Rank: 87
FJPNX Sharpe Ratio Rank: 86
FJPNX Sortino Ratio Rank: 84
FJPNX Omega Ratio Rank: 79
FJPNX Calmar Ratio Rank: 93
FJPNX Martin Ratio Rank: 92

BRK-B

BRK-B Risk / Return Rank: 15
BRK-B Sharpe Ratio Rank: 14
BRK-B Sortino Ratio Rank: 15
BRK-B Omega Ratio Rank: 14
BRK-B Calmar Ratio Rank: 15
BRK-B Martin Ratio Rank: 17

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

FJPNX vs. BRK-B - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Japan Fund (FJPNX) 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.

	FJPNX	BRK-B	Difference
Sharpe ratio Return per unit of total volatility	1.82	-0.62	+2.43
Sortino ratio Return per unit of downside risk	2.39	-0.73	+3.12
Omega ratio Gain probability vs. loss probability	1.33	0.90	+0.43
Calmar ratio Return relative to maximum drawdown	3.24	-0.70	+3.94
Martin ratio Return relative to average drawdown	11.90	-1.19	+13.10
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FJPNX vs. BRK-B - Sharpe Ratio Comparison

The current FJPNX Sharpe Ratio is 1.82, which is higher than the BRK-B Sharpe Ratio of -0.62. The chart below compares the historical Sharpe Ratios of FJPNX and BRK-B, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	FJPNX	BRK-B	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.82	-0.62	+2.43
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.36	0.76	-0.40
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.58	0.66	-0.08
Sharpe Ratio (All Time) Calculated using the full available price history	0.25	0.48	-0.23

Correlation

The correlation between FJPNX and BRK-B is 0.29, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

FJPNX vs. BRK-B - Dividend Comparison

FJPNX's dividend yield for the trailing twelve months is around 9.12%, while BRK-B has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FJPNX Fidelity Japan Fund	9.12%	9.95%	4.85%	3.71%	0.00%	11.58%	1.79%	1.18%	0.38%	0.23%	1.22%	0.64%
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%

Drawdowns

FJPNX vs. BRK-B - Drawdown Comparison

The maximum FJPNX drawdown since its inception was -64.83%, which is greater than BRK-B's maximum drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for FJPNX and BRK-B.

Drawdown Indicators

	FJPNX	BRK-B	Difference
Max Drawdown Largest peak-to-trough decline	-64.83%	-53.86%	-10.97%
Max Drawdown (1Y) Largest decline over 1 year	-12.74%	-14.95%	+2.21%
Max Drawdown (5Y) Largest decline over 5 years	-36.23%	-26.58%	-9.65%
Max Drawdown (10Y) Largest decline over 10 years	-36.23%	-29.57%	-6.66%
Current Drawdown Current decline from peak	-7.14%	-11.57%	+4.43%
Average Drawdown Average peak-to-trough decline	-25.01%	-11.07%	-13.94%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.46%	8.75%	-5.29%

Volatility

FJPNX vs. BRK-B - Volatility Comparison

Fidelity Japan Fund (FJPNX) has a higher volatility of 9.89% compared to Berkshire Hathaway Inc. (BRK-B) at 4.12%. This indicates that FJPNX'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.

Volatility by Period

	FJPNX	BRK-B	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.89%	4.12%	+5.77%
Volatility (6M) Calculated over the trailing 6-month period	16.77%	11.11%	+5.66%
Volatility (1Y) Calculated over the trailing 1-year period	23.18%	18.30%	+4.88%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.73%	17.20%	+2.53%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.19%	19.44%	-1.25%