AHMFX Performance — American High-Income Municipal Bond Fund, Class F-2
Data updated: 2026-10-14
AHMFX returned +1.59% year to date and +7.31% over one year to Jul 2026. Annualised returns are +5.49% over 3 years and +1.59% over 5 years. The fund beat its Intermediate Municipal Bond category average: $100 invested three years ago grew to $117, against $109 for the category, and to $107 over one year, against $105. Volatility over the past three years was 6.23% a year. In the 12 months to Jul 2026 the fund took in a net $1.0B, and assets reached $15.08B.
AHMFX Growth of $100
What $100 invested in American High-Income Municipal Bond Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Municipal Bond category average over the same months.
| Period | AHMFX | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $107 | $105 |
| 3 years (Aug 2023 – Jul 2026) | $117 | $109 |
| 5 years (Aug 2021 – Jul 2026) | $108 | $102 |
| Since data start (Aug 2019 – Jul 2026) | $122 | $109 |
AHMFX Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.59% |
| 1 year | +7.31% |
| 3 years (annualised) | +5.49% |
| 5 years (annualised) | +1.59% |
AHMFX Annual Returns
Calendar-year total returns of American High-Income Municipal Bond Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | +1.59% |
| 2025 | +4.56% |
| 2024 | +6.49% |
| 2023 | +8.17% |
| 2022 | −11.64% |
| 2021 | +5.75% |
| 2020 | +4.62% |
| 2019 (Aug–Dec) | +2.24% |
AHMFX Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +0.7% | +1.6% | −2.0% | +1.3% | +0.7% | +1.2% | −1.7% | — | — | — | — | — |
| 2025 | +0.5% | +1.4% | −1.7% | −1.3% | −0.1% | +0.8% | −0.6% | +0.7% | +3.1% | +1.2% | +0.4% | +0.2% |
| 2024 | +0.5% | +0.7% | +0.6% | −1.3% | +0.7% | +2.4% | +1.3% | +1.0% | +1.6% | −1.4% | +1.7% | −1.4% |
| 2023 | +3.9% | −2.6% | +1.4% | +0.5% | −0.4% | +1.2% | +0.4% | −1.0% | −2.9% | −1.8% | +6.6% | +3.2% |
| 2022 | −2.5% | −0.8% | −3.0% | −3.3% | +1.3% | −3.2% | +3.7% | −2.2% | −5.4% | −1.7% | +5.3% | −0.1% |
| 2021 | +1.7% | −1.0% | +0.8% | +1.2% | +1.0% | +0.9% | +0.9% | −0.2% | −0.7% | −0.3% | +1.0% | +0.3% |
| 2020 | +1.8% | +1.7% | −7.8% | −3.4% | +3.0% | +3.6% | +2.3% | +0.2% | 0.0% | +0.1% | +1.9% | +1.6% |
| 2019 | — | — | — | — | — | — | — | +1.8% | −0.4% | +0.1% | +0.3% | +0.4% |
AHMFX Risk
Risk measures from monthly returns over Aug 2023 – Jul 2026.
- 3-year volatility (annualised): 6.23%
- 3-year Sharpe ratio: 0.16 (vs 4.5% risk-free rate)
- Best month: +6.57% (Nov 2023)
- Worst month: −2.90% (Sep 2023)
AHMFX Fund Flows
Monthly money in and out of American High-Income Municipal Bond Fund, from SEC Form N-PORT.
- 12-month net flow: $1.0B
- 12-month gross sales (incl. reinvestments): $5.5B
- Sales ÷ redemptions: 1.23×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $427.5M | $320.4M | $107.1M |
| Jun 2026 | $382.4M | $174.7M | $207.7M |
| May 2026 | $344.5M | $182.3M | $162.2M |
| Apr 2026 | $668.1M | $232.7M | $435.4M |
| Mar 2026 | $417.0M | $243.4M | $173.5M |
| Feb 2026 | $443.7M | $162.2M | $281.4M |
| Jan 2026 | $414.2M | $198.7M | $215.5M |
| Dec 2025 | $679.4M | $255.2M | $424.2M |
| Nov 2025 | $357.7M | $164.0M | $193.7M |
| Oct 2025 | $431.4M | $243.0M | $188.4M |
| Sep 2025 | $470.5M | $245.8M | $224.7M |
| Aug 2025 | $414.1M | $2.0B | −$1.6B |
AHMFX Assets Under Management
Net assets of American High-Income Municipal Bond Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $15.08B |
| 2026-04-30 | $14.73B |
| 2026-01-31 | $13.87B |
| 2025-10-31 | $13.03B |
| 2025-07-31 | $13.72B |
| 2025-04-30 | $13.83B |
| 2025-01-31 | $14.01B |
| 2024-10-31 | $13.52B |
| 2024-07-31 | $12.84B |
| 2024-04-30 | $12.02B |
| 2024-01-31 | $11.90B |
| 2023-10-31 | $10.32B |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.