TAXF vs. XOMO

Last updated Apr 1, 2026

Compare and contrast key facts about American Century Diversified Municipal Bond ETF (TAXF) and YieldMax XOM Option Income Strategy ETF (XOMO).

TAXF and XOMO are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. TAXF is an actively managed fund by American Century. It was launched on Sep 10, 2018. XOMO is an actively managed fund by YieldMax. It was launched on Aug 30, 2023.

Performance

TAXF vs. XOMO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Century Diversified Municipal Bond ETF (TAXF) and YieldMax XOM Option Income Strategy ETF (XOMO). The values are adjusted to include any dividend payments, if applicable.

TAXF vs. XOMO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
TAXF American Century Diversified Municipal Bond ETF	0.03%	4.30%	1.74%	4.74%
XOMO YieldMax XOM Option Income Strategy ETF	28.99%	6.90%	6.11%	-8.62%

Returns By Period

In the year-to-date period, TAXF achieves a 0.03% return, which is significantly lower than XOMO's 28.99% return.

TAXF

• 1D: 0.26%
• 1M: -2.36%
• YTD: 0.03%
• 6M: 1.60%
• 1Y: 5.09%
• 3Y*: 3.30%
• 5Y*: 1.03%
• 10Y*: —

XOMO

• 1D: -0.87%
• 1M: 7.80%
• YTD: 28.99%
• 6M: 36.29%
• 1Y: 27.92%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

TAXF vs. XOMO - Expense Ratio Comparison

TAXF has a 0.29% expense ratio, which is lower than XOMO's 1.01% expense ratio.

XOMO

YieldMax XOM Option Income Strategy ETF

TAXF

American Century Diversified Municipal Bond ETF

Return for Risk

TAXF vs. XOMO — Risk / Return Rank

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

TAXF

TAXF Risk / Return Rank: 58
TAXF Sharpe Ratio Rank: 67
TAXF Sortino Ratio Rank: 60
TAXF Omega Ratio Rank: 71
TAXF Calmar Ratio Rank: 49
TAXF Martin Ratio Rank: 44

XOMO

XOMO Risk / Return Rank: 67
XOMO Sharpe Ratio Rank: 74
XOMO Sortino Ratio Rank: 70
XOMO Omega Ratio Rank: 68
XOMO Calmar Ratio Rank: 75
XOMO Martin Ratio Rank: 47

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.

TAXF vs. XOMO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Century Diversified Municipal Bond ETF (TAXF) and YieldMax XOM Option Income Strategy ETF (XOMO). 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.

	TAXF	XOMO	Difference
Sharpe ratio Return per unit of total volatility	1.20	1.30	-0.10
Sortino ratio Return per unit of downside risk	1.57	1.72	-0.15
Omega ratio Gain probability vs. loss probability	1.26	1.25	+0.02
Calmar ratio Return relative to maximum drawdown	1.29	1.90	-0.61
Martin ratio Return relative to average drawdown	4.21	4.33	-0.12
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TAXF vs. XOMO - Sharpe Ratio Comparison

The current TAXF Sharpe Ratio is 1.20, which is comparable to the XOMO Sharpe Ratio of 1.30. The chart below compares the historical Sharpe Ratios of TAXF and XOMO, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	TAXF	XOMO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.20	1.30	-0.10
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.25	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.58	0.66	-0.08

Correlation

The correlation between TAXF and XOMO is -0.02. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.

Dividends

TAXF vs. XOMO - Dividend Comparison

TAXF's dividend yield for the trailing twelve months is around 3.79%, less than XOMO's 29.26% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018
TAXF American Century Diversified Municipal Bond ETF	3.79%	3.68%	3.38%	2.93%	2.05%	1.58%	2.13%	2.64%	0.69%
XOMO YieldMax XOM Option Income Strategy ETF	29.26%	31.64%	26.94%	5.13%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

TAXF vs. XOMO - Drawdown Comparison

The maximum TAXF drawdown since its inception was -13.93%, smaller than the maximum XOMO drawdown of -18.90%. Use the drawdown chart below to compare losses from any high point for TAXF and XOMO.

Drawdown Indicators

	TAXF	XOMO	Difference
Max Drawdown Largest peak-to-trough decline	-13.93%	-18.90%	+4.97%
Max Drawdown (1Y) Largest decline over 1 year	-4.00%	-15.24%	+11.24%
Max Drawdown (5Y) Largest decline over 5 years	-13.93%	—	—
Current Drawdown Current decline from peak	-2.36%	-0.87%	-1.49%
Average Drawdown Average peak-to-trough decline	-3.19%	-7.05%	+3.86%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.22%	6.68%	-5.46%

Volatility

TAXF vs. XOMO - Volatility Comparison

The current volatility for American Century Diversified Municipal Bond ETF (TAXF) is 1.48%, while YieldMax XOM Option Income Strategy ETF (XOMO) has a volatility of 4.81%. This indicates that TAXF experiences smaller price fluctuations and is considered to be less risky than XOMO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TAXF	XOMO	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.48%	4.81%	-3.33%
Volatility (6M) Calculated over the trailing 6-month period	2.05%	13.10%	-11.05%
Volatility (1Y) Calculated over the trailing 1-year period	4.26%	21.59%	-17.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.18%	18.28%	-14.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.69%	18.28%	-13.59%