CAYAX — California High-Yield Municipal Fund
Data updated: 2026-07-29
CAYAX — California High-Yield Municipal Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Corporate Bond · $1.64B AUM · 0.75% expense ratio · 3.5% 1-yr return. From SEC regulatory filings.
CAYAX Fund Overview
CAYAX — California High-Yield Municipal Fund is a US mutual fund managed by American Century California Tax Free & Municipal Funds, categorised as Long Corporate Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: American Century California Tax Free & Municipal Funds
- Category: Long Corporate Bond
- Assets under management: $1.64B
- 1-year return: 3.5%
- Ticker: CAYAX
- SEC CIK: 0000717316
- SEC series ID: S000005667
- Share class ID: C000015522
CAYAX Holdings
Top 10 holdings of California High-Yield Municipal Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| California Community Choice Financing Authority | 1.32% |
| California Community Choice Financing Authority | 1.00% |
| Loma Linda Univ Med Obl | 0.90% |
| California Housing Finance Agency | 0.89% |
| Palomar Health Oblig Grp | 0.88% |
| San Joaquin Hills Transportation Corridor Agency | 0.84% |
| New Hampshire Business Finance Authority | 0.79% |
| Puerto Rico Sales Tax Financing Corp Sales Tax Revenue | 0.78% |
| Silicon Valley Tobacco Securitization Authority | 0.77% |
| CSCDA Community Improvement Authority | 0.68% |
CAYAX Portfolio Allocation
Asset-class allocation of California High-Yield Municipal Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 99.4% |
| Equity | 0.5% |
CAYAX Performance
Total returns for CAYAX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 2.0% |
| 1 year | 3.5% |
| 3 years (annualised) | 4.4% |
| 5 years (annualised) | 0.9% |
CAYAX Risk Information
Risk metrics for CAYAX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 4.9%
CAYAX Costs and Fees
CAYAX costs about $75 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.75%
- Gross expense ratio: 0.75%
- Portfolio turnover: 64%
- Brokerage commissions: 0.06 bps of average net assets (SEC N-CEN)
CAYAX Cashflows
Over the 12 months to 2026-02, California High-Yield Municipal Fund had net outflows of $23.87M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-02 | $19.92M |
| 2026-01 | $17.27M |
| 2025-12 | −$29.24M |
| 2025-11 | −$7.22M |
| 2025-10 | $5.15M |
| 2025-09 | $16.59M |
CAYAX Debt Constituents
Largest debt holdings of California High-Yield Municipal Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| California Community Choice Financing Authority | 1.32% |
| California Community Choice Financing Authority | 1.00% |
| Loma Linda Univ Med Obl | 0.90% |
| California Housing Finance Agency | 0.89% |
| Palomar Health Oblig Grp | 0.88% |
| San Joaquin Hills Transportation Corridor Agency | 0.84% |
| New Hampshire Business Finance Authority | 0.79% |
| Puerto Rico Sales Tax Financing Corp Sales Tax Revenue | 0.78% |
| Silicon Valley Tobacco Securitization Authority | 0.77% |
| CSCDA Community Improvement Authority | 0.68% |
CAYAX Prospectus and SEC Filings
Official California High-Yield Municipal Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Long Corporate Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.