OAKM vs. FUMB

Last updated Jun 5, 2026

OAKM (Oakmark U.S. Large Cap ETF) and FUMB (First Trust Ultra Short Duration Municipal ETF) are both exchange-traded funds - OAKM is a Large Cap Value Equities fund actively managed by Oakmark, while FUMB is a Municipal Bonds fund actively managed by First Trust. Both are actively managed. Over the past year, OAKM returned 16.15% vs 2.63% for FUMB. At a correlation of -0.02, they often move in opposite directions. OAKM charges 0.59%/yr vs 0.45%/yr for FUMB.

Performance

OAKM vs. FUMB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Oakmark U.S. Large Cap ETF (OAKM) and First Trust Ultra Short Duration Municipal ETF (FUMB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, OAKM achieves a -0.14% return, which is significantly lower than FUMB's 1.15% return.

OAKM

• 1D: 1.91%
• 1M: 0.18%
• YTD: -0.14%
• 6M: 2.57%
• 1Y: 16.15%
• 3Y*: —
• 5Y*: —
• 10Y*: —

FUMB

• 1D: 0.07%
• 1M: 0.27%
• YTD: 1.15%
• 6M: 1.33%
• 1Y: 2.63%
• 3Y*: 3.00%
• 5Y*: 1.98%
• 10Y*: —

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

OAKM vs. FUMB - Yearly Performance Comparison

	2026 (YTD)	2025	2024
OAKM Oakmark U.S. Large Cap ETF	-0.14%	21.46%	-4.83%
FUMB First Trust Ultra Short Duration Municipal ETF	1.15%	2.78%	0.15%

Correlation

The correlation between OAKM and FUMB is -0.02, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.02
Correlation (All Time) Calculated using the full available price history since Dec 4, 2024	-0.02

Return for Risk

OAKM vs. FUMB — Risk / Return Rank

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

OAKM

OAKM Risk / Return Rank: 38
OAKM Sharpe Ratio Rank: 35
OAKM Sortino Ratio Rank: 36
OAKM Omega Ratio Rank: 34
OAKM Calmar Ratio Rank: 47
OAKM Martin Ratio Rank: 38

FUMB

FUMB Risk / Return Rank: 96
FUMB Sharpe Ratio Rank: 93
FUMB Sortino Ratio Rank: 96
FUMB Omega Ratio Rank: 96
FUMB Calmar Ratio Rank: 97
FUMB Martin Ratio Rank: 97

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.

OAKM vs. FUMB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Oakmark U.S. Large Cap ETF (OAKM) and First Trust Ultra Short Duration Municipal ETF (FUMB). 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.

	OAKM	FUMB	Difference
Sharpe ratio: Return per unit of total volatility	1.24	3.46	-2.23
Sortino ratio: Return per unit of downside risk	1.84	5.50	-3.66
Omega ratio: Gain probability vs. loss probability	1.22	1.78	-0.56
Calmar ratio: Return relative to maximum drawdown	2.26	12.05	-9.80
Martin ratio: Return relative to average drawdown	5.85	45.71	-39.86
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

OAKM vs. FUMB - Sharpe Ratio Comparison

The current OAKM Sharpe Ratio is 1.24, which is lower than the FUMB Sharpe Ratio of 3.46. The chart below compares the historical Sharpe Ratios of OAKM and FUMB, 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

	OAKM	FUMB	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.24	3.46	-2.23
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	1.71	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.61	1.01	-0.40

Drawdowns

OAKM vs. FUMB - Drawdown Comparison

The maximum OAKM drawdown since its inception was -15.24%, which is greater than FUMB's maximum drawdown of -2.68%. Use the drawdown chart below to compare losses from any high point for OAKM and FUMB.

Drawdown Indicators

	OAKM	FUMB	Difference
Max Drawdown Largest peak-to-trough decline	-15.24%	-2.68%	-12.56%
Max Drawdown (1Y) Largest decline over 1 year	-7.19%	-0.22%	-6.97%
Max Drawdown (3Y) Largest decline over 3 years	—	-0.60%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-1.25%	—
Current Drawdown Current decline from peak	-2.61%	0.00%	-2.61%
Average Drawdown Average peak-to-trough decline	-2.77%	-0.19%	-2.58%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.77%	0.06%	+2.71%

Volatility

OAKM vs. FUMB - Volatility Comparison

Oakmark U.S. Large Cap ETF (OAKM) has a higher volatility of 3.63% compared to First Trust Ultra Short Duration Municipal ETF (FUMB) at 0.20%. This indicates that OAKM's price experiences larger fluctuations and is considered to be riskier than FUMB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	OAKM	FUMB	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.63%	0.20%	+3.43%
Volatility (6M) Calculated over the trailing 6-month period	9.56%	0.54%	+9.02%
Volatility (1Y) Calculated over the trailing 1-year period	13.10%	0.76%	+12.34%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.55%	1.16%	+15.39%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.55%	1.77%	+14.78%

OAKM vs. FUMB - Expense Ratio Comparison

OAKM has a 0.59% expense ratio, which is higher than FUMB's 0.45% expense ratio.

Dividends

OAKM vs. FUMB - Dividend Comparison

OAKM's dividend yield for the trailing twelve months is around 0.67%, less than FUMB's 2.80% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
FUMB First Trust Ultra Short Duration Municipal ETF	2.80%	2.90%	2.86%	2.24%	1.02%	0.43%	0.94%	1.74%	0.15%
OAKM Oakmark U.S. Large Cap ETF	0.67%	0.67%	0.04%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both OAKM and FUMB in my portfolio?

OAKM and FUMB have a correlation of -0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, OAKM or FUMB?

OAKM has higher volatility (3.63%) compared to FUMB (0.20%). In terms of maximum drawdown, OAKM dropped -15.24% vs FUMB's -2.68%.

Which ETF is better, OAKM or FUMB?

On 1-year performance, OAKM leads with 16.15% vs 2.63% for FUMB. On fees, FUMB is cheaper at 0.45% per year. On volatility, FUMB has been the lower-risk option at 0.20%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, OAKM or FUMB?

Over the 1-year period, OAKM has performed better with a 16.15% return vs 2.63%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, OAKM or FUMB?

FUMB is cheaper with a 0.45% expense ratio, compared with 0.59% for OAKM.

Which ETF pays a higher dividend yield, OAKM or FUMB?

FUMB has the higher dividend yield at 2.80%, compared with 0.67% for OAKM.

What is the main difference between OAKM and FUMB?

OAKM is categorized as Large Cap Value Equities, while FUMB is Municipal Bonds. They also come from different issuers: Oakmark and First Trust. Their fees differ too: 0.59% for OAKM and 0.45% for FUMB.

Which has better risk-adjusted returns?

FUMB currently has the higher Sharpe Ratio (3.46 vs 1.24), 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.