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Inception Date
Sep 10, 2018
Region
North America (U.S.)
Leveraged
1x (No leverage)
Index Tracked
No Index (Active)
Distribution Policy
Distributing
Asset Class
Bond
Assets Under Management
$641M

Share Price Chart


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Performance

TAXF Performance Chart

American Century Diversified Municipal Bond ETF (TAXF) is up 2.2% since the beginning of the year. TAXF is currently trading at $51 per share. Investors who bought $1,000 worth of TAXF shares 5 years ago would now be looking at an investment worth $1,058.


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S&P 500 Index

Returns By Period

American Century Diversified Municipal Bond ETF (TAXF) has returned 2.22% so far this year and 7.55% over the past 12 months.


American Century Diversified Municipal Bond ETF

1D
0.00%
1M
1.52%
YTD
2.22%
6M
2.30%
1Y
7.55%
3Y*
3.96%
5Y*
1.13%
10Y*

Benchmark (S&P 500 Index)

1D
-0.37%
1M
-0.01%
YTD
9.16%
6M
8.64%
1Y
25.22%
3Y*
19.78%
5Y*
11.99%
10Y*
13.88%
*Multi-year figures are annualized to reflect compound growth (CAGR)

TAXF Monthly Returns History

Based on dividend-adjusted daily data since Sep 12, 2018, TAXF's average daily return is +0.01%, while the average monthly return is +0.25%. At this rate, an investment would double in approximately 23.1 years.

Historically, 62% of months were positive and 38% were negative. The best month was Nov 2023 with a return of +5.5%, while the worst month was Mar 2020 at -5.7%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 5 months.

On a daily basis, TAXF closed higher 52% of trading days. The best single day was Mar 25, 2020 with a return of +3.3%, while the worst single day was Mar 12, 2020 at -3.9%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.85%1.59%-2.36%1.17%0.53%0.47%2.22%
20250.10%1.61%-2.38%-0.95%0.05%0.71%-0.12%1.08%2.65%1.22%0.33%0.01%4.30%
20240.06%-0.23%-0.10%-0.89%0.05%1.31%1.19%0.46%1.30%-1.36%1.20%-1.20%1.74%
20233.35%-2.21%2.28%-0.16%-0.49%0.69%0.36%-1.25%-2.53%-1.15%5.51%3.03%7.33%
2022-2.84%-0.60%-3.00%-2.99%1.68%-1.74%2.55%-2.30%-4.05%-0.57%4.79%-0.63%-9.64%
20210.86%-1.01%0.41%1.18%0.46%0.48%0.66%-0.32%-0.75%-0.22%0.99%-0.02%2.72%

Benchmark Metrics

American Century Diversified Municipal Bond ETF has an annualized alpha of 2.22%, beta of 0.05, and R2 of 0.05 versus S&P 500 Index. Calculated based on daily prices since September 12, 2018.

  • This ETF participated in 21.99% of S&P 500 Index downside but only 16.51% of its upside - more exposed to losses than it benefited from rallies.
  • Beta of 0.05 may look defensive, but with R2 of 0.05 this ETF is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
  • R2 of 0.05 means this ETF moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

Alpha
2.22%
Beta
0.05
0.05
Upside Capture
16.51%
Downside Capture
21.99%

Expense Ratio

TAXF has an expense ratio of 0.29%, placing it in the medium range.


Return for Risk

Risk / Return Rank

TAXF ranks 73 for risk / return — better than 73% of ETFs on our site. You're getting solid returns for the risk taken. A good sign, especially for investors who want growth without excessive volatility.


TAXF Risk / Return Rank: 7373
Overall Rank
TAXF Sharpe Ratio Rank: 8282
Sharpe Ratio Rank
TAXF Sortino Ratio Rank: 8686
Sortino Ratio Rank
TAXF Omega Ratio Rank: 9090
Omega Ratio Rank
TAXF Calmar Ratio Rank: 5454
Calmar Ratio Rank
TAXF Martin Ratio Rank: 5555
Martin Ratio Rank
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.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for American Century Diversified Municipal Bond ETF (TAXF) and compare them to S&P 500 Index.

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.


TAXFBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

+0.50

Sortino ratioReturn per unit of downside risk

+0.92

Omega ratioGain probability vs. loss probability

1.54

1.37

+0.18

Calmar ratioReturn relative to maximum drawdown

2.59

2.78

-0.19

Martin ratioReturn relative to average drawdown

9.29

12.44

-3.15

Dividends

Dividend History

American Century Diversified Municipal Bond ETF provided a 3.76% dividend yield over the last twelve months, with an annual payout of $1.91 per share. The fund has been increasing its distributions for 4 consecutive years.


0.50%1.00%1.50%2.00%2.50%3.00%3.50%4.00%$0.00$0.50$1.00$1.50$2.0020182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018
Dividend$1.91$1.85$1.69$1.49$1.00$0.87$1.17$1.40$0.34

Dividend yield

3.76%3.68%3.38%2.93%2.05%1.58%2.13%2.64%0.69%

Monthly Dividends

The table displays the monthly dividend distributions for American Century Diversified Municipal Bond ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.19$0.16$0.17$0.14$0.15$0.81
2025$0.00$0.15$0.15$0.14$0.16$0.15$0.15$0.16$0.15$0.17$0.16$0.31$1.85
2024$0.00$0.14$0.14$0.12$0.15$0.14$0.14$0.15$0.14$0.14$0.15$0.28$1.69
2023$0.00$0.10$0.12$0.12$0.11$0.13$0.12$0.12$0.12$0.13$0.14$0.27$1.49
2022$0.00$0.06$0.07$0.06$0.07$0.08$0.08$0.08$0.10$0.10$0.09$0.23$1.00
2021$0.00$0.08$0.09$0.09$0.07$0.07$0.08$0.07$0.06$0.07$0.06$0.14$0.87

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the American Century Diversified Municipal Bond ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the American Century Diversified Municipal Bond ETF was 13.93%, occurring on Oct 26, 2022. Recovery took 719 trading sessions.

The current American Century Diversified Municipal Bond ETF drawdown is 0.22%.


Related event

Drawdown

Fall

Recovery

Underwater

Bear market2022
-13.93%Oct 2022
1y 3mo2y 10mo
4y 1moJul 2021 - Sep 2025
COVID crash2020
-13.39%Mar 2020
13d8mo 5d
8mo 18dMar 2020 - Nov 2020
2026 pullback2026
-2.93%Mar 2026
22d
3mo 23dMar 2026 - now
2021 pullback2021
-2.03%Feb 2021
9d2mo 29d
3mo 8dFeb 2021 - May 2021
2019 pullback2019
-1.58%Sep 2019
12d3mo 11d
3mo 23dSep 2019 - Dec 2019

Drawdown Indicators


TAXFBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-13.93%

-56.78%

+42.85%

Max Drawdown (1Y)

Largest decline over 1 year

-2.93%

-9.10%

+6.17%

Max Drawdown (3Y)

Largest decline over 3 years

-5.53%

-18.90%

+13.37%

Max Drawdown (5Y)

Largest decline over 5 years

-13.93%

-25.43%

+11.50%

Max Drawdown (10Y)

Largest decline over 10 years

-33.92%

Current Drawdown

Current decline from peak

-0.22%

-1.80%

+1.58%

Average Drawdown

Average peak-to-trough decline

-3.13%

-10.71%

+7.58%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.81%

2.03%

-1.22%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

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