IMTM vs. IDMO

Last updated Jun 24, 2026

IMTM (iShares MSCI Intl Momentum Factor ETF) and IDMO (Invesco S&P International Developed Momentum ETF) are both Momentum funds - IMTM tracks the MSCI World ex USA Momentum Index while IDMO tracks the S&P Momentum Developed ex U.S. & South Korea LargeMidCap Index. Both are passively managed. Over the past 10 years, IMTM returned 10.18%/yr vs 13.51%/yr for IDMO. A 0.74 correlation means they provide meaningful diversification when combined. IMTM charges 0.30%/yr vs 0.25%/yr for IDMO.

Performance

IMTM vs. IDMO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares MSCI Intl Momentum Factor ETF (IMTM) and Invesco S&P International Developed Momentum ETF (IDMO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IMTM achieves a 11.09% return, which is significantly higher than IDMO's 9.69% return. Over the past 10 years, IMTM has underperformed IDMO with an annualized return of 10.18%, while IDMO has yielded a comparatively higher 13.51% annualized return.

IMTM

• 1D: -3.05%
• 1M: 0.97%
• YTD: 11.09%
• 6M: 10.38%
• 1Y: 24.50%
• 3Y*: 21.49%
• 5Y*: 9.41%
• 10Y*: 10.18%

IDMO

• 1D: -2.67%
• 1M: 1.51%
• YTD: 9.69%
• 6M: 8.93%
• 1Y: 26.34%
• 3Y*: 26.46%
• 5Y*: 15.55%
• 10Y*: 13.51%

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

IMTM vs. IDMO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IMTM iShares MSCI Intl Momentum Factor ETF	11.09%	34.50%	12.17%	13.89%	-16.81%	3.50%	22.17%	24.52%	-14.31%	25.46%
IDMO Invesco S&P International Developed Momentum ETF	9.69%	42.17%	12.79%	20.16%	-12.03%	14.31%	22.01%	26.09%	-16.66%	29.21%

Correlation

The correlation between IMTM and IDMO is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.97
Correlation (3Y) Calculated over the trailing 3-year period	0.95
Correlation (5Y) Calculated over the trailing 5-year period	0.95
Correlation (10Y) Calculated over the trailing 10-year period	0.82
Correlation (All Time) Calculated using the full available price history since Jan 26, 2015	0.74

Over the past year, IMTM and IDMO have become more correlated (0.97) than their long-term average of 0.74, meaning their price movements have been converging.

IMTM vs. IDMO - Sectors Allocation Comparison

Sectors	IMTM	IDMO
Financial Services	28.6%	43.2%
Technology	15.6%	6.2%
Industrials	15.5%	21.3%
Energy	10.0%	1.7%
Basic Materials	9.7%	10.6%
Healthcare	8.9%	1.1%
Utilities	5.3%	7.9%
Consumer Defensive	2.1%	2.5%
Consumer Cyclical	1.8%	1.5%
Communication Services	1.5%	2.1%
Real Estate	1.1%	1.8%

Return for Risk

IMTM vs. IDMO — Risk / Return Rank

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

IMTM

IMTM Risk / Return Rank: 41
IMTM Sharpe Ratio Rank: 40
IMTM Sortino Ratio Rank: 40
IMTM Omega Ratio Rank: 40
IMTM Calmar Ratio Rank: 40
IMTM Martin Ratio Rank: 47

IDMO

IDMO Risk / Return Rank: 45
IDMO Sharpe Ratio Rank: 43
IDMO Sortino Ratio Rank: 44
IDMO Omega Ratio Rank: 43
IDMO Calmar Ratio Rank: 44
IDMO Martin Ratio Rank: 52

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.

IMTM vs. IDMO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares MSCI Intl Momentum Factor ETF (IMTM) and Invesco S&P International Developed Momentum ETF (IDMO). 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.

	IMTM	IDMO	Difference
Sharpe ratio: Return per unit of total volatility	1.35	1.46	-0.11
Sortino ratio: Return per unit of downside risk	1.96	2.12	-0.16
Omega ratio: Gain probability vs. loss probability	1.25	1.27	-0.02
Calmar ratio: Return relative to maximum drawdown	1.92	2.15	-0.23
Martin ratio: Return relative to average drawdown	7.58	8.70	-1.12

IMTM vs. IDMO - Sharpe Ratio Comparison

The current IMTM Sharpe Ratio is 1.35, which is comparable to the IDMO Sharpe Ratio of 1.46. The chart below compares the historical Sharpe Ratios of IMTM and IDMO, 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

IMTM vs. IDMO - Drawdown Comparison

The maximum IMTM drawdown since its inception was -32.66%, smaller than the maximum IDMO drawdown of -39.38%. Use the drawdown chart below to compare losses from any high point for IMTM and IDMO.

Drawdown Indicators

	IMTM	IDMO	Difference
Max Drawdown Largest peak-to-trough decline	-32.66%	-39.38%	+6.72%
Max Drawdown (1Y) Largest decline over 1 year	-12.85%	-12.31%	-0.54%
Max Drawdown (3Y) Largest decline over 3 years	-12.85%	-12.65%	-0.20%
Max Drawdown (5Y) Largest decline over 5 years	-32.66%	-27.07%	-5.59%
Max Drawdown (10Y) Largest decline over 10 years	-32.66%	-31.34%	-1.32%
Current Drawdown Current decline from peak	-3.05%	-2.67%	-0.38%
Average Drawdown Average peak-to-trough decline	-7.42%	-9.73%	+2.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.24%	3.03%	+0.21%

Volatility

IMTM vs. IDMO - Volatility Comparison

The current volatility for iShares MSCI Intl Momentum Factor ETF (IMTM) is 7.39%, while Invesco S&P International Developed Momentum ETF (IDMO) has a volatility of 7.84%. This indicates that IMTM experiences smaller price fluctuations and is considered to be less risky than IDMO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IMTM	IDMO	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.39%	7.84%	-0.45%
Volatility (6M) Calculated over the trailing 6-month period	16.35%	16.34%	+0.01%
Volatility (1Y) Calculated over the trailing 1-year period	18.19%	18.13%	+0.06%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.85%	18.09%	-0.24%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.62%	17.95%	-0.33%

IMTM vs. IDMO - Expense Ratio Comparison

IMTM has a 0.30% expense ratio, which is higher than IDMO's 0.25% expense ratio.

Dividends

IMTM vs. IDMO - Dividend Comparison

IMTM's dividend yield for the trailing twelve months is around 4.41%, more than IDMO's 3.64% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IDMO Invesco S&P International Developed Momentum ETF	3.64%	3.71%	2.24%	2.89%	3.66%	1.81%	1.63%	2.78%	3.27%	3.08%	2.18%	2.52%
IMTM iShares MSCI Intl Momentum Factor ETF	4.41%	4.70%	2.93%	2.29%	2.68%	2.51%	0.97%	2.13%	2.36%	1.92%	2.75%	1.56%

Frequently Asked Questions

Can I hold both IMTM and IDMO in my portfolio?

With a correlation of 0.97, IMTM and IDMO move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, IMTM or IDMO?

IDMO has higher volatility (7.84%) compared to IMTM (7.39%). In terms of maximum drawdown, IMTM dropped -32.66% vs IDMO's -39.38%.

Which ETF is better, IMTM or IDMO?

On 10-year performance, IDMO leads with 13.51% vs 10.18% for IMTM. On fees, IDMO is cheaper at 0.25% per year. On volatility, IMTM has been the lower-risk option at 7.39%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IMTM or IDMO?

Over the 10-year period, IDMO has performed better with a 13.51% return vs 10.18%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IMTM or IDMO?

IDMO is cheaper with a 0.25% expense ratio, compared with 0.30% for IMTM.

Which ETF pays a higher dividend yield, IMTM or IDMO?

IMTM has the higher dividend yield at 4.41%, compared with 3.64% for IDMO.

What is the main difference between IMTM and IDMO?

IMTM tracks MSCI World ex USA Momentum Index, while IDMO tracks S&P Momentum Developed ex U.S. & South Korea LargeMidCap Index. They also come from different issuers: iShares and Invesco. Their fees differ too: 0.30% for IMTM and 0.25% for IDMO.

Which has better risk-adjusted returns?

IDMO currently has the higher Sharpe Ratio (1.46 vs 1.35), 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.