TMFE vs. TMFX

Last updated Jun 4, 2026

TMFE (The RBB Fund, Inc. - Motley Fool High Capital Efficiency Index ETF) and TMFX (Motley Fool Next Index ETF) are both exchange-traded funds - TMFE is a Large Cap Blend Equities fund tracking the Motley Fool Capital Efficiency 100 Index, while TMFX is a Mid Cap Growth Equities fund tracking the Motley Fool Next Index. Both are passively managed. Over the past 3 years, TMFE returned 18.83%/yr vs 13.61%/yr for TMFX. Their correlation of 0.80 suggests significant overlap in exposure. Both charge a 0.50% expense ratio.

Performance

TMFE vs. TMFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in The RBB Fund, Inc. - Motley Fool High Capital Efficiency Index ETF (TMFE) and Motley Fool Next Index ETF (TMFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TMFE achieves a 1.48% return, which is significantly lower than TMFX's 4.09% return.

TMFE

• 1D: -0.63%
• 1M: 1.94%
• YTD: 1.48%
• 6M: 1.24%
• 1Y: 7.52%
• 3Y*: 18.83%
• 5Y*: —
• 10Y*: —

TMFX

• 1D: -0.92%
• 1M: 5.95%
• YTD: 4.09%
• 6M: 4.52%
• 1Y: 12.73%
• 3Y*: 13.61%
• 5Y*: —
• 10Y*: —

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

TMFE vs. TMFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
TMFE The RBB Fund, Inc. - Motley Fool High Capital Efficiency Index ETF	1.48%	11.10%	27.95%	41.12%	-25.84%
TMFX Motley Fool Next Index ETF	4.09%	10.41%	16.04%	17.95%	-28.16%

Correlation

The correlation between TMFE and TMFX is 0.77, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.77
Correlation (3Y) Calculated over the trailing 3-year period	0.74
Correlation (All Time) Calculated using the full available price history since Jan 3, 2022	0.80

The correlation between TMFE and TMFX has been stable across timeframes, ranging from 0.74 to 0.80 - a consistent structural relationship.

TMFE vs. TMFX - Sectors Allocation Comparison

Sectors	TMFE	TMFX
Technology	30.0%	28.8%
Consumer Cyclical	18.1%	16.9%
Communication Services	16.1%	5.6%
Consumer Defensive	10.8%	2.7%
Financial Services	9.4%	10.5%
Healthcare	9.3%	17.6%
Industrials	4.5%	14.1%
Basic Materials	1.9%	1.6%
Energy	-	0.0%
Real Estate	-	2.1%
Utilities	-	-

Return for Risk

TMFE vs. TMFX — Risk / Return Rank

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

TMFE

TMFE Risk / Return Rank: 19
TMFE Sharpe Ratio Rank: 19
TMFE Sortino Ratio Rank: 18
TMFE Omega Ratio Rank: 18
TMFE Calmar Ratio Rank: 17
TMFE Martin Ratio Rank: 21

TMFX

TMFX Risk / Return Rank: 21
TMFX Sharpe Ratio Rank: 21
TMFX Sortino Ratio Rank: 21
TMFX Omega Ratio Rank: 20
TMFX Calmar Ratio Rank: 21
TMFX Martin Ratio Rank: 23

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.

TMFE vs. TMFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for The RBB Fund, Inc. - Motley Fool High Capital Efficiency Index ETF (TMFE) and Motley Fool Next Index ETF (TMFX). 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.

	TMFE	TMFX	Difference
Sharpe ratio: Return per unit of total volatility	0.62	0.76	-0.14
Sortino ratio: Return per unit of downside risk	0.95	1.18	-0.22
Omega ratio: Gain probability vs. loss probability	1.11	1.13	-0.02
Calmar ratio: Return relative to maximum drawdown	0.67	0.92	-0.25
Martin ratio: Return relative to average drawdown	2.49	2.93	-0.44
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TMFE vs. TMFX - Sharpe Ratio Comparison

The current TMFE Sharpe Ratio is 0.62, which is comparable to the TMFX Sharpe Ratio of 0.76. The chart below compares the historical Sharpe Ratios of TMFE and TMFX, 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

	TMFE	TMFX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.62	0.76	-0.14
Sharpe Ratio (All Time) Calculated using the full available price history	0.51	0.12	+0.39

Drawdowns

TMFE vs. TMFX - Drawdown Comparison

The maximum TMFE drawdown since its inception was -31.07%, smaller than the maximum TMFX drawdown of -34.30%. Use the drawdown chart below to compare losses from any high point for TMFE and TMFX.

Drawdown Indicators

	TMFE	TMFX	Difference
Max Drawdown Largest peak-to-trough decline	-31.07%	-34.30%	+3.23%
Max Drawdown (1Y) Largest decline over 1 year	-11.30%	-13.95%	+2.65%
Max Drawdown (3Y) Largest decline over 3 years	-18.81%	-24.05%	+5.24%
Current Drawdown Current decline from peak	-1.83%	-1.78%	-0.05%
Average Drawdown Average peak-to-trough decline	-8.27%	-14.38%	+6.11%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.02%	4.35%	-1.33%

Volatility

TMFE vs. TMFX - Volatility Comparison

The current volatility for The RBB Fund, Inc. - Motley Fool High Capital Efficiency Index ETF (TMFE) is 2.84%, while Motley Fool Next Index ETF (TMFX) has a volatility of 4.11%. This indicates that TMFE experiences smaller price fluctuations and is considered to be less risky than TMFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TMFE	TMFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.84%	4.11%	-1.27%
Volatility (6M) Calculated over the trailing 6-month period	9.16%	12.33%	-3.17%
Volatility (1Y) Calculated over the trailing 1-year period	12.17%	16.86%	-4.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.26%	23.39%	-4.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.26%	23.39%	-4.13%

TMFE vs. TMFX - Expense Ratio Comparison

Both TMFE and TMFX have an expense ratio of 0.50%.

Dividends

TMFE vs. TMFX - Dividend Comparison

TMFE's dividend yield for the trailing twelve months is around 0.31%, more than TMFX's 0.05% yield.

Position	TTM	2025	2024	2023	2022
TMFE The RBB Fund, Inc. - Motley Fool High Capital Efficiency Index ETF	0.31%	0.32%	0.44%	0.45%	0.40%
TMFX Motley Fool Next Index ETF	0.05%	0.05%	0.06%	0.16%	0.22%

Frequently Asked Questions

Can I hold both TMFE and TMFX in my portfolio?

TMFE and TMFX have a correlation of 0.77, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TMFE or TMFX?

TMFX has higher volatility (4.11%) compared to TMFE (2.84%). In terms of maximum drawdown, TMFE dropped -31.07% vs TMFX's -34.30%.

Which ETF is better, TMFE or TMFX?

On 3-year performance, TMFE leads with 18.83% vs 13.61% for TMFX. Both ETFs have the same 0.50% expense ratio. On volatility, TMFE has been the lower-risk option at 2.84%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TMFE or TMFX?

Over the 3-year period, TMFE has performed better with a 18.83% return vs 13.61%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TMFE or TMFX?

TMFE and TMFX have the same expense ratio: 0.50% per year.

Which ETF pays a higher dividend yield, TMFE or TMFX?

TMFE has the higher dividend yield at 0.31%, compared with 0.05% for TMFX.

What is the main difference between TMFE and TMFX?

TMFE is categorized as Large Cap Blend Equities, while TMFX is Mid Cap Growth Equities. TMFE tracks Motley Fool Capital Efficiency 100 Index, while TMFX tracks Motley Fool Next Index. They also come from different issuers: RBB Fund and Motley Fool.

Which has better risk-adjusted returns?

TMFX currently has the higher Sharpe Ratio (0.76 vs 0.62), 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.