TMFX vs. IWR

Last updated Jun 4, 2026

TMFX (Motley Fool Next Index ETF) and IWR (iShares Russell Midcap ETF) are both Mid Cap Growth Equities funds - TMFX tracks the Motley Fool Next Index while IWR tracks the Russell Midcap Index. Both are passively managed. Over the past 3 years, TMFX returned 13.61%/yr vs 17.25%/yr for IWR. Their correlation of 0.92 suggests significant overlap in exposure. TMFX charges 0.50%/yr vs 0.19%/yr for IWR.

Performance

TMFX vs. IWR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Motley Fool Next Index ETF (TMFX) and iShares Russell Midcap ETF (IWR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TMFX achieves a 4.09% return, which is significantly lower than IWR's 12.43% return.

TMFX

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

IWR

• 1D: -0.26%
• 1M: 3.79%
• YTD: 12.43%
• 6M: 12.21%
• 1Y: 21.66%
• 3Y*: 17.25%
• 5Y*: 8.00%
• 10Y*: 11.55%

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

TMFX vs. IWR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
TMFX Motley Fool Next Index ETF	4.09%	10.41%	16.04%	17.95%	-28.16%
IWR iShares Russell Midcap ETF	12.43%	10.37%	15.21%	17.05%	-17.48%

Correlation

The correlation between TMFX and IWR is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.87
Correlation (3Y) Calculated over the trailing 3-year period	0.90
Correlation (All Time) Calculated using the full available price history since Jan 3, 2022	0.92

The correlation between TMFX and IWR has been stable across timeframes, ranging from 0.87 to 0.92 - a consistent structural relationship.

TMFX vs. IWR - Sectors Allocation Comparison

Sectors	TMFX	IWR
Technology	28.8%	17.2%
Healthcare	17.6%	8.7%
Consumer Cyclical	16.9%	11.2%
Industrials	14.1%	18.4%
Financial Services	10.5%	12.5%
Communication Services	5.6%	3.4%
Consumer Defensive	2.7%	4.1%
Real Estate	2.1%	7.0%
Basic Materials	1.6%	4.3%
Energy	0.0%	7.2%
Utilities	-	6.1%

Return for Risk

TMFX vs. IWR — Risk / Return Rank

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

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

IWR

IWR Risk / Return Rank: 49
IWR Sharpe Ratio Rank: 46
IWR Sortino Ratio Rank: 47
IWR Omega Ratio Rank: 44
IWR Calmar Ratio Rank: 53
IWR Martin Ratio Rank: 58

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.

TMFX vs. IWR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Motley Fool Next Index ETF (TMFX) and iShares Russell Midcap ETF (IWR). 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.

	TMFX	IWR	Difference
Sharpe ratio Return per unit of total volatility	0.76	1.63	-0.87
Sortino ratio Return per unit of downside risk	1.18	2.35	-1.18
Omega ratio Gain probability vs. loss probability	1.13	1.28	-0.15
Calmar ratio Return relative to maximum drawdown	0.92	2.66	-1.75
Martin ratio Return relative to average drawdown	2.93	10.28	-7.35
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TMFX vs. IWR - Sharpe Ratio Comparison

The current TMFX Sharpe Ratio is 0.76, which is lower than the IWR Sharpe Ratio of 1.63. The chart below compares the historical Sharpe Ratios of TMFX and IWR, 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

	TMFX	IWR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.76	1.63	-0.87
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.44	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.60	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.12	0.49	-0.37

Drawdowns

TMFX vs. IWR - Drawdown Comparison

The maximum TMFX drawdown since its inception was -34.30%, smaller than the maximum IWR drawdown of -58.78%. Use the drawdown chart below to compare losses from any high point for TMFX and IWR.

Drawdown Indicators

	TMFX	IWR	Difference
Max Drawdown Largest peak-to-trough decline	-34.30%	-58.78%	+24.48%
Max Drawdown (1Y) Largest decline over 1 year	-13.95%	-8.17%	-5.78%
Max Drawdown (3Y) Largest decline over 3 years	-24.05%	-21.09%	-2.96%
Max Drawdown (5Y) Largest decline over 5 years	—	-26.18%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-40.59%	—
Current Drawdown Current decline from peak	-1.78%	-0.26%	-1.52%
Average Drawdown Average peak-to-trough decline	-14.38%	-7.80%	-6.58%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.35%	2.11%	+2.24%

Volatility

TMFX vs. IWR - Volatility Comparison

Motley Fool Next Index ETF (TMFX) has a higher volatility of 4.11% compared to iShares Russell Midcap ETF (IWR) at 3.26%. This indicates that TMFX's price experiences larger fluctuations and is considered to be riskier than IWR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TMFX	IWR	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.11%	3.26%	+0.85%
Volatility (6M) Calculated over the trailing 6-month period	12.33%	9.84%	+2.49%
Volatility (1Y) Calculated over the trailing 1-year period	16.86%	13.39%	+3.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.39%	18.23%	+5.16%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.39%	19.36%	+4.03%

TMFX vs. IWR - Expense Ratio Comparison

TMFX has a 0.50% expense ratio, which is higher than IWR's 0.19% expense ratio.

Dividends

TMFX vs. IWR - Dividend Comparison

TMFX's dividend yield for the trailing twelve months is around 0.05%, less than IWR's 1.15% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IWR iShares Russell Midcap ETF	1.15%	1.29%	1.27%	1.43%	1.59%	1.04%	1.28%	1.43%	1.98%	1.52%	1.72%	1.59%
TMFX Motley Fool Next Index ETF	0.05%	0.05%	0.06%	0.16%	0.22%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both TMFX and IWR in my portfolio?

TMFX and IWR have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TMFX or IWR?

TMFX has higher volatility (4.11%) compared to IWR (3.26%). In terms of maximum drawdown, TMFX dropped -34.30% vs IWR's -58.78%.

Which ETF is better, TMFX or IWR?

On 3-year performance, IWR leads with 17.25% vs 13.61% for TMFX. On fees, IWR is cheaper at 0.19% per year. On volatility, IWR has been the lower-risk option at 3.26%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TMFX or IWR?

Over the 3-year period, IWR has performed better with a 17.25% return vs 13.61%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TMFX or IWR?

IWR is cheaper with a 0.19% expense ratio, compared with 0.50% for TMFX.

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

IWR has the higher dividend yield at 1.15%, compared with 0.05% for TMFX.

What is the main difference between TMFX and IWR?

TMFX tracks Motley Fool Next Index, while IWR tracks Russell Midcap Index. They also come from different issuers: Motley Fool and iShares. Their fees differ too: 0.50% for TMFX and 0.19% for IWR.

Which has better risk-adjusted returns?

IWR currently has the higher Sharpe Ratio (1.63 vs 0.76), 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.