GABF vs. BRK-B

Last updated Jun 5, 2026

GABF (Gabelli Financial Services Opportunities ETF) is Financials Equities fund actively managed by Gabelli, while BRK-B (Berkshire Hathaway Inc.) is a stock. Over the past 3 years, GABF returned 21.78%/yr vs 13.36%/yr for BRK-B. A 0.61 correlation means they provide meaningful diversification when combined.

Performance

GABF vs. BRK-B - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Gabelli Financial Services Opportunities ETF (GABF) and Berkshire Hathaway Inc. (BRK-B). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with GABF having a -4.77% return and BRK-B slightly lower at -4.78%.

GABF

• 1D: 2.43%
• 1M: -0.68%
• YTD: -4.77%
• 6M: -4.12%
• 1Y: -1.19%
• 3Y*: 21.78%
• 5Y*: —
• 10Y*: —

BRK-B

• 1D: 0.69%
• 1M: 2.82%
• YTD: -4.78%
• 6M: -4.89%
• 1Y: -2.52%
• 3Y*: 13.36%
• 5Y*: 10.35%
• 10Y*: 12.93%

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

GABF vs. BRK-B - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
GABF Gabelli Financial Services Opportunities ETF	-4.77%	3.60%	44.38%	38.92%	0.40%
BRK-B Berkshire Hathaway Inc.	-4.78%	10.89%	27.09%	15.46%	-1.16%

Correlation

The correlation between GABF and BRK-B is 0.34, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.34
Correlation (3Y) Calculated over the trailing 3-year period	0.52
Correlation (All Time) Calculated using the full available price history since May 11, 2022	0.61

Over the past year, the correlation between GABF and BRK-B has dropped to 0.34 - well below their long-term average of 0.61, suggesting their price drivers have been diverging.

Return for Risk

GABF vs. BRK-B — Risk / Return Rank

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

GABF

GABF Risk / Return Rank: 8
GABF Sharpe Ratio Rank: 8
GABF Sortino Ratio Rank: 8
GABF Omega Ratio Rank: 8
GABF Calmar Ratio Rank: 9
GABF Martin Ratio Rank: 8

BRK-B

BRK-B Risk / Return Rank: 31
BRK-B Sharpe Ratio Rank: 34
BRK-B Sortino Ratio Rank: 28
BRK-B Omega Ratio Rank: 27
BRK-B Calmar Ratio Rank: 33
BRK-B Martin Ratio Rank: 32

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.

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

This table presents a comparison of risk-adjusted performance metrics for Gabelli Financial Services Opportunities ETF (GABF) 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.

	GABF	BRK-B	Difference
Sharpe ratio: Return per unit of total volatility	-0.07	-0.18	+0.11
Sortino ratio: Return per unit of downside risk	0.03	-0.15	+0.17
Omega ratio: Gain probability vs. loss probability	1.00	0.98	+0.02
Calmar ratio: Return relative to maximum drawdown	-0.07	-0.27	+0.20
Martin ratio: Return relative to average drawdown	-0.16	-0.57	+0.40
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GABF vs. BRK-B - Sharpe Ratio Comparison

The current GABF Sharpe Ratio is -0.07, which is higher than the BRK-B Sharpe Ratio of -0.18. The chart below compares the historical Sharpe Ratios of GABF and BRK-B, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	GABF	BRK-B	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.07	-0.18	+0.11
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.61	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.67	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.90	0.48	+0.42

Drawdowns

GABF vs. BRK-B - Drawdown Comparison

The maximum GABF drawdown since its inception was -20.86%, smaller than the maximum BRK-B drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for GABF and BRK-B.

Drawdown Indicators

	GABF	BRK-B	Difference
Max Drawdown Largest peak-to-trough decline	-20.86%	-53.86%	+33.00%
Max Drawdown (1Y) Largest decline over 1 year	-17.16%	-9.42%	-7.74%
Max Drawdown (3Y) Largest decline over 3 years	-20.86%	-14.95%	-5.91%
Max Drawdown (5Y) Largest decline over 5 years	—	-26.58%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-29.57%	—
Current Drawdown Current decline from peak	-9.45%	-11.33%	+1.88%
Average Drawdown Average peak-to-trough decline	-4.86%	-11.07%	+6.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.29%	4.46%	+2.83%

Volatility

GABF vs. BRK-B - Volatility Comparison

Gabelli Financial Services Opportunities ETF (GABF) has a higher volatility of 4.98% compared to Berkshire Hathaway Inc. (BRK-B) at 3.72%. This indicates that GABF'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

	GABF	BRK-B	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.98%	3.72%	+1.26%
Volatility (6M) Calculated over the trailing 6-month period	13.36%	10.70%	+2.66%
Volatility (1Y) Calculated over the trailing 1-year period	17.53%	14.32%	+3.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.57%	17.11%	+3.46%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.57%	19.43%	+1.14%

Dividends

GABF vs. BRK-B - Dividend Comparison

GABF's dividend yield for the trailing twelve months is around 2.06%, while BRK-B has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022
BRK-B Berkshire Hathaway Inc.	0.00%	0.00%	0.00%	0.00%	0.00%
GABF Gabelli Financial Services Opportunities ETF	2.06%	1.96%	4.19%	4.95%	1.31%

Frequently Asked Questions

Can I hold both GABF and BRK-B in my portfolio?

GABF and BRK-B have a correlation of 0.34, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GABF or BRK-B?

GABF has higher volatility (4.98%) compared to BRK-B (3.72%). In terms of maximum drawdown, GABF dropped -20.86% vs BRK-B's -53.86%.

Which has better risk-adjusted returns?

GABF currently has the higher Sharpe Ratio (-0.07 vs -0.18), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.