BFOCX vs. FIKHX

Last updated Jun 25, 2026

BFOCX (Berkshire Focus Fund) and FIKHX (Fidelity Advisor Technology Fund Class Z) are both Technology Equities funds. Their correlation of 0.82 suggests significant overlap in exposure. BFOCX charges 1.94%/yr vs 0.59%/yr for FIKHX.

Performance

BFOCX vs. FIKHX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Berkshire Focus Fund (BFOCX) and Fidelity Advisor Technology Fund Class Z (FIKHX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

BFOCX

• 1D: -8.12%
• 1M: 6.16%
• YTD: 55.82%
• 6M: 51.12%
• 1Y: 79.70%
• 3Y*: 49.98%
• 5Y*: 10.52%
• 10Y*: 23.09%

FIKHX

• 1D: —
• 1M: —
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BFOCX vs. FIKHX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
BFOCX Berkshire Focus Fund	55.82%	28.67%	59.16%	50.20%	-65.06%	-1.79%	90.81%	40.56%	-13.20%
FIKHX Fidelity Advisor Technology Fund Class Z	0.00%	24.77%	35.52%	59.89%	-35.93%	27.74%	64.56%	51.18%	-17.39%

Correlation

The correlation between BFOCX and FIKHX is 0.40, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.40
Correlation (3Y) Calculated over the trailing 3-year period	0.73
Correlation (5Y) Calculated over the trailing 5-year period	0.80
Correlation (All Time) Calculated using the full available price history since Oct 17, 2018	0.82

Over the past year, the correlation between BFOCX and FIKHX has dropped to 0.40 - well below their long-term average of 0.82, suggesting their price drivers have been diverging.

Return for Risk

BFOCX vs. FIKHX — Risk / Return Rank

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

BFOCX

BFOCX Risk / Return Rank: 64
BFOCX Sharpe Ratio Rank: 60
BFOCX Sortino Ratio Rank: 41
BFOCX Omega Ratio Rank: 46
BFOCX Calmar Ratio Rank: 94
BFOCX Martin Ratio Rank: 80

FIKHX

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

BFOCX vs. FIKHX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Berkshire Focus Fund (BFOCX) and Fidelity Advisor Technology Fund Class Z (FIKHX). 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.

	BFOCX	FIKHX	Difference
Sharpe ratio: Return per unit of total volatility	2.06	—	—
Sortino ratio: Return per unit of downside risk	2.44	—	—
Omega ratio: Gain probability vs. loss probability	1.34	—	—
Calmar ratio: Return relative to maximum drawdown	5.01	—	—
Martin ratio: Return relative to average drawdown	13.72	—	—

Drawdowns

Drawdown Indicators

	BFOCX	FIKHX	Difference
Max Drawdown Largest peak-to-trough decline	-95.80%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-17.22%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-40.55%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-72.53%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-72.53%	—	—
Current Drawdown Current decline from peak	-8.12%	—	—
Average Drawdown Average peak-to-trough decline	-58.07%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	6.28%	—	—

Volatility

Volatility by Period

	BFOCX	FIKHX	Difference
Volatility (1M) Calculated over the trailing 1-month period	22.24%	—	—
Volatility (6M) Calculated over the trailing 6-month period	34.99%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	41.93%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	44.46%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	38.10%	—	—

BFOCX vs. FIKHX - Expense Ratio Comparison

BFOCX has a 1.94% expense ratio, which is higher than FIKHX's 0.59% expense ratio.

Dividends

BFOCX vs. FIKHX - Dividend Comparison

Neither BFOCX nor FIKHX has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BFOCX Berkshire Focus Fund	0.00%	0.00%	0.00%	0.00%	0.00%	19.54%	21.20%	14.20%	5.70%	21.73%	0.14%	9.52%
FIKHX Fidelity Advisor Technology Fund Class Z	9.85%	9.85%	7.33%	3.86%	3.32%	11.52%	7.42%	2.64%	22.38%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BFOCX and FIKHX in my portfolio?

BFOCX and FIKHX have a correlation of 0.40, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.