NERD vs. GABF

Last updated Jul 17, 2026

NERD (Roundhill Video Games ETF) and GABF (Gabelli Financial Services Opportunities ETF) are both exchange-traded funds - NERD is a Gaming fund actively managed by Roundhill Investments, while GABF is a Financials Equities fund actively managed by Gabelli. Both are actively managed. Over the past 3 years, NERD returned 9.43%/yr vs 20.28%/yr for GABF. A 0.55 correlation means they provide meaningful diversification when combined. NERD charges 0.50%/yr vs 0.10%/yr for GABF.

Performance

NERD vs. GABF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Roundhill Video Games ETF (NERD) and Gabelli Financial Services Opportunities ETF (GABF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, NERD achieves a -14.97% return, which is significantly lower than GABF's -0.55% return.

NERD

• 1D: -0.33%
• 1M: 2.16%
• 6M: -16.16%
• YTD: -14.97%
• 1Y: -19.34%
• 3Y*: 9.43%
• 5Y*: -6.04%
• 10Y*: —

GABF

• 1D: 0.60%
• 1M: 1.78%
• 6M: -4.09%
• YTD: -0.55%
• 1Y: -2.77%
• 3Y*: 20.28%
• 5Y*: —
• 10Y*: —

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

NERD vs. GABF - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
NERD Roundhill Video Games ETF	-14.97%	23.14%	28.52%	12.94%	-17.43%
GABF Gabelli Financial Services Opportunities ETF	-0.55%	3.60%	44.38%	38.92%	-0.04%

Correlation

The correlation between NERD and GABF is 0.42, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.42
Correlation (3Y) Calculated over the trailing 3-year period	0.48
Correlation (All Time) Calculated using the full available price history since May 10, 2022	0.55

The correlation between NERD and GABF shifts across timeframes, from 0.42 (1 year) to 0.55 (all time), reflecting how their relationship changes across market environments.

NERD vs. GABF - Sectors Allocation Comparison

Sectors	NERD	GABF
Communication Services	90.2%	-
Technology	4.6%	5.2%
Consumer Cyclical	4.0%	-
Industrials	1.3%	4.9%
Financial Services	0.0%	85.6%
Basic Materials	-	-
Consumer Defensive	-	-
Energy	-	-
Healthcare	-	-
Real Estate	-	4.3%
Utilities	-	-

Return for Risk

NERD vs. GABF — Risk / Return Rank

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

NERD

NERD Risk / Return Rank: 3
NERD Sharpe Ratio Rank: 2
NERD Sortino Ratio Rank: 2
NERD Omega Ratio Rank: 2
NERD Calmar Ratio Rank: 5
NERD Martin Ratio Rank: 5

GABF

GABF Risk / Return Rank: 8
GABF Sharpe Ratio Rank: 8
GABF Sortino Ratio Rank: 7
GABF Omega Ratio Rank: 7
GABF Calmar Ratio Rank: 8
GABF Martin Ratio Rank: 8

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.

NERD vs. GABF - Risk-Adjusted Trends Comparison

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

	NERD	GABF	Difference
Sharpe ratio: Return per unit of total volatility	-0.99	-0.16	-0.83
Sortino ratio: Return per unit of downside risk	-1.33	-0.10	-1.23
Omega ratio: Gain probability vs. loss probability	0.85	0.99	-0.14
Calmar ratio: Return relative to maximum drawdown	-0.58	-0.16	-0.42
Martin ratio: Return relative to average drawdown	-0.99	-0.36	-0.64

NERD vs. GABF - Sharpe Ratio Comparison

The current NERD Sharpe Ratio is -0.99, which is lower than the GABF Sharpe Ratio of -0.16. The chart below compares the historical Sharpe Ratios of NERD and GABF, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

NERD vs. GABF - Drawdown Comparison

The maximum NERD drawdown since its inception was -65.58%, which is greater than GABF's maximum drawdown of -20.86%. Use the drawdown chart below to compare losses from any high point for NERD and GABF.

Drawdown Indicators

	NERD	GABF	Difference
Max Drawdown Largest peak-to-trough decline	-65.58%	-20.86%	-44.72%
Max Drawdown (1Y) Largest decline over 1 year	-33.23%	-17.16%	-16.07%
Max Drawdown (3Y) Largest decline over 3 years	-33.23%	-20.86%	-12.37%
Max Drawdown (5Y) Largest decline over 5 years	-54.31%	—	—
Current Drawdown Current decline from peak	-44.85%	-5.44%	-39.41%
Average Drawdown Average peak-to-trough decline	-36.04%	-4.95%	-31.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	19.49%	7.80%	+11.69%

Volatility

NERD vs. GABF - Volatility Comparison

Roundhill Video Games ETF (NERD) has a higher volatility of 5.52% compared to Gabelli Financial Services Opportunities ETF (GABF) at 4.48%. This indicates that NERD's price experiences larger fluctuations and is considered to be riskier than GABF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NERD	GABF	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.52%	4.48%	+1.04%
Volatility (6M) Calculated over the trailing 6-month period	15.54%	13.33%	+2.21%
Volatility (1Y) Calculated over the trailing 1-year period	19.77%	17.49%	+2.28%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.56%	20.42%	+4.14%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	25.42%	20.42%	+5.00%

NERD vs. GABF - Expense Ratio Comparison

NERD has a 0.50% expense ratio, which is higher than GABF's 0.10% expense ratio.

Dividends

NERD vs. GABF - Dividend Comparison

NERD's dividend yield for the trailing twelve months is around 0.74%, less than GABF's 1.97% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
GABF Gabelli Financial Services Opportunities ETF	1.97%	1.96%	4.19%	4.95%	1.31%	0.00%	0.00%	0.00%
NERD Roundhill Video Games ETF	0.74%	0.63%	1.74%	1.07%	0.69%	0.02%	1.05%	0.31%

Frequently Asked Questions

Can I hold both NERD and GABF in my portfolio?

NERD and GABF have a correlation of 0.42, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, NERD or GABF?

NERD has higher volatility (5.52%) compared to GABF (4.48%). In terms of maximum drawdown, NERD dropped -65.58% vs GABF's -20.86%.

Which ETF is better, NERD or GABF?

On 3-year performance, GABF leads with 20.28% vs 9.43% for NERD. On fees, GABF is cheaper at 0.10% per year. On volatility, GABF has been the lower-risk option at 4.48%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, NERD or GABF?

Over the 3-year period, GABF has performed better with a 20.28% return vs 9.43%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, NERD or GABF?

GABF is cheaper with a 0.10% expense ratio, compared with 0.50% for NERD.

Which ETF pays a higher dividend yield, NERD or GABF?

GABF has the higher dividend yield at 1.97%, compared with 0.74% for NERD.

What is the main difference between NERD and GABF?

NERD is categorized as Gaming, while GABF is Financials Equities. They also come from different issuers: Roundhill Investments and Gabelli. Their fees differ too: 0.50% for NERD and 0.10% for GABF.

Which has better risk-adjusted returns?

GABF currently has the higher Sharpe Ratio (-0.16 vs -0.99), 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.