- ISIN
- US0250721174
- CUSIP
- 025072117
- Issuer
- American Century
- Inception Date
- Jul 16, 2024
- Region
- North America (U.S.)
- Category
- Municipal Bonds
- Leveraged
- 1x (No leverage)
- Index Tracked
- No Index (Active)
- Domicile
- United States
- Distribution Policy
- Distributing
- Asset Class
- Bond
- Assets Under Management
- $74M
Share Price Chart
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Performance
CATF Performance Chart
American Century California Municipal Bond ETF (CATF) is up 2.3% since the beginning of the year. CATF is currently trading at $50 per share.
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Returns By Period
American Century California Municipal Bond ETF (CATF) has returned 2.29% so far this year and 7.60% over the past 12 months.
American Century California Municipal Bond ETF
- 1D
- -0.08%
- 1M
- 1.47%
- YTD
- 2.29%
- 6M
- 2.24%
- 1Y
- 7.60%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
Benchmark (S&P 500 Index)
- 1D
- -1.44%
- 1M
- -1.45%
- YTD
- 7.60%
- 6M
- 6.59%
- 1Y
- 22.24%
- 3Y*
- 19.20%
- 5Y*
- 11.54%
- 10Y*
- 13.71%
CATF Monthly Returns History
Based on dividend-adjusted daily data since Jul 18, 2024, CATF's average daily return is +0.01%, while the average monthly return is +0.28%. At this rate, an investment would double in approximately 20.7 years.
Historically, 67% of months were positive and 33% were negative. The best month was Sep 2025 with a return of +2.5%, while the worst month was Mar 2026 at -2.2%. The longest winning streak lasted 4 consecutive months, and the longest losing streak was 3 months.
On a daily basis, CATF closed higher 54% of trading days. The best single day was Apr 14, 2025 with a return of +1.1%, while the worst single day was Apr 7, 2025 at -2.1%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.99% | 1.51% | -2.18% | 1.05% | 0.40% | 0.54% | 2.29% | ||||||
| 2025 | 0.12% | 1.43% | -1.91% | -0.68% | -0.73% | 0.67% | -0.16% | 0.97% | 2.50% | 1.21% | 0.71% | -0.32% | 3.78% |
| 2024 | 0.17% | 0.40% | 1.26% | -1.20% | 1.41% | -1.38% | 0.62% |
Benchmark Metrics
American Century California Municipal Bond ETF has an annualized alpha of 3.10%, beta of 0.03, and R2 of 0.01 versus S&P 500 Index. Calculated based on daily prices since July 18, 2024.
- This ETF participated in 20.89% of S&P 500 Index downside but only 18.20% of its upside - more exposed to losses than it benefited from rallies.
- Beta of 0.03 may look defensive, but with R2 of 0.01 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 0.01 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
- 3.10%
- Beta
- 0.03
- R²
- 0.01
- Upside Capture
- 18.20%
- Downside Capture
- 20.89%
Expense Ratio
CATF has an expense ratio of 0.27%, which is considered low.
Return for Risk
Risk / Return Rank
CATF ranks 77 for risk / return — better than 77% 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.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for American Century California Municipal Bond ETF (CATF) 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.
| CATF | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.71 | ||
| Sortino ratioReturn per unit of downside risk | +1.34 | ||
| Omega ratioGain probability vs. loss probability | 1.52 | 1.32 | +0.20 |
| Calmar ratioReturn relative to maximum drawdown | 2.76 | 2.46 | +0.30 |
| Martin ratioReturn relative to average drawdown | 9.61 | 10.92 | -1.31 |
Dividends
Dividend History
American Century California Municipal Bond ETF provided a 3.49% dividend yield over the last twelve months, with an annual payout of $1.76 per share.
| Period | TTM | 2025 | 2024 |
|---|---|---|---|
| Dividend | $1.76 | $1.70 | $0.66 |
Dividend yield | 3.49% | 3.40% | 1.32% |
Monthly Dividends
The table displays the monthly dividend distributions for American Century California Municipal Bond ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.18 | $0.15 | $0.16 | $0.13 | $0.14 | $0.77 | ||||||
| 2025 | $0.00 | $0.15 | $0.14 | $0.13 | $0.15 | $0.14 | $0.14 | $0.11 | $0.14 | $0.16 | $0.15 | $0.29 | $1.70 |
| 2024 | $0.15 | $0.12 | $0.13 | $0.26 | $0.66 |
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 California 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 California Municipal Bond ETF was 4.83%, occurring on Apr 11, 2025. Recovery took 104 trading sessions.
The current American Century California Municipal Bond ETF drawdown is 0.22%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
2025 selloff2025 | -4.83%Apr 2025 | 4mo 3d | 5mo 3d | 9mo 6dDec 2024 - Sep 2025 |
2026 pullback2026 | -2.77%Mar 2026 | 25d | — | 3mo 24dMar 2026 - now |
2024 pullback2024 | -2.32%Nov 2024 | 1mo 5d | 26d | 2mo 1dOct 2024 - Dec 2024 |
2024 pullback2024 | -0.83%Aug 2024 | 3d | 29d | 1mo 2dAug 2024 - Sep 2024 |
2025 pullback2025 | -0.76%Sep 2025 | 9d | 17d | 26dSep 2025 - Oct 2025 |
Drawdown Indicators
| CATF | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -4.83% | -56.78% | +51.95% |
Max Drawdown (1Y)Largest decline over 1 year | -2.77% | -9.10% | +6.33% |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.90% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -25.43% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.92% | — |
Current DrawdownCurrent decline from peak | -0.22% | -3.21% | +2.99% |
Average DrawdownAverage peak-to-trough decline | -1.24% | -10.71% | +9.47% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.79% | 2.04% | -1.25% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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