DRMBX Performance — BNY Mellon AMT-Free Municipal Bond Fund, Class Z
Data updated: 2026-07-24
DRMBX returned +1.82% year to date and +7.53% over one year to May 2026. Annualised returns are +4.01% over 3 years and +0.89% over 5 years. The fund beat its Long-Term Municipal Bond category average: $100 invested three years ago grew to $113, against $112 for the category, and to $108 over one year, against $107. Volatility over the past three years was 5.76% a year. In the 12 months to May 2026 the fund lost a net $29.3M, and assets reached $1.81B.
DRMBX Growth of $100
What $100 invested in BNY Mellon AMT-Free Municipal Bond Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Long-Term Municipal Bond category average over the same months.
| Period | DRMBX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $108 | $107 |
| 3 years (Jun 2023 – May 2026) | $113 | $112 |
| 5 years (Jun 2021 – May 2026) | $105 | $103 |
| Since data start (Sep 2019 – May 2026) | $111 | $109 |
DRMBX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.82% |
| 1 year | +7.53% |
| 3 years (annualised) | +4.01% |
| 5 years (annualised) | +0.89% |
DRMBX Annual Returns
Calendar-year total returns of BNY Mellon AMT-Free Municipal Bond Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +1.82% |
| 2025 | +3.38% |
| 2024 | +2.32% |
| 2023 | +6.50% |
| 2022 | −9.39% |
| 2021 | +1.60% |
| 2020 | +4.88% |
| 2019 (Sep–Dec) | −0.17% |
DRMBX 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 | +0.6% | +1.4% | −2.0% | +1.3% | +0.6% | — | — | — | — | — | — | — |
| 2025 | +0.1% | +1.1% | −1.8% | −0.9% | −0.6% | +0.7% | −0.8% | +0.9% | +3.1% | +1.4% | +0.2% | +0.1% |
| 2024 | 0.0% | +0.1% | +0.1% | −1.0% | +0.1% | +1.5% | +0.8% | +0.5% | +1.1% | −1.1% | +1.6% | −1.3% |
| 2023 | +2.9% | −2.1% | +1.9% | 0.0% | −0.6% | +0.9% | +0.3% | −1.1% | −2.7% | −1.8% | +6.7% | +2.4% |
| 2022 | −2.7% | −0.5% | −2.9% | −2.7% | +1.0% | −1.9% | +2.5% | −2.1% | −3.6% | −1.0% | +4.5% | 0.0% |
| 2021 | +0.7% | −1.6% | +0.6% | +0.9% | +0.4% | +0.3% | +0.6% | −0.3% | −0.8% | −0.2% | +0.8% | +0.1% |
| 2020 | +1.8% | +1.4% | −4.5% | −1.9% | +3.2% | +1.5% | +1.7% | −0.1% | 0.0% | −0.2% | +1.6% | +0.7% |
| 2019 | — | — | — | — | — | — | — | — | −0.7% | +0.1% | +0.1% | +0.4% |
DRMBX Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 5.76%
- 3-year Sharpe ratio: -0.09 (vs 4.5% risk-free rate)
- Best month: +6.65% (Nov 2023)
- Worst month: −2.69% (Sep 2023)
DRMBX Fund Flows
Monthly money in and out of BNY Mellon AMT-Free Municipal Bond Fund, from SEC Form N-PORT.
- 12-month net flow: −$29.3M
- 12-month gross sales (incl. reinvestments): $373.9M
- Sales ÷ redemptions: 0.93×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $22.9M | $28.2M | −$5.3M |
| Apr 2026 | $18.4M | $22.4M | −$3.9M |
| Mar 2026 | $19.5M | $25.6M | −$6.1M |
| Feb 2026 | $21.5M | $22.8M | −$1.3M |
| Jan 2026 | $24.9M | $22.6M | $2.3M |
| Dec 2025 | $28.0M | $28.6M | −$570K |
| Nov 2025 | $13.2M | $27.2M | −$14.0M |
| Oct 2025 | $14.0M | $21.0M | −$6.9M |
| Sep 2025 | $13.9M | $24.9M | −$11.0M |
| Aug 2025 | $15.9M | $35.0M | −$19.2M |
| Jul 2025 | $15.9M | $60.3M | −$44.4M |
| Jun 2025 | $165.8M | $84.5M | $81.3M |
DRMBX Assets Under Management
Net assets of BNY Mellon AMT-Free Municipal Bond Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $1.81B |
| 2026-02-28 | $1.84B |
| 2025-11-30 | $1.82B |
| 2025-08-31 | $1.79B |
| 2025-05-31 | $1.78B |
| 2025-02-28 | $1.91B |
| 2024-11-30 | $1.97B |
| 2024-08-31 | $1.98B |
| 2024-05-31 | $1.96B |
| 2024-02-29 | $1.12B |
| 2023-11-30 | $1.11B |
| 2023-08-31 | $1.15B |
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.