- ISIN
- US72387W7056
- CUSIP
- 72387W705
- Issuer
- Amundi
- Inception Date
- Sep 29, 1996
- Category
- Municipal Bonds
- Min. Investment
- $1,000
- Distribution Policy
- Distributing
- Asset Class
- Bond
Share Price Chart
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Performance
PBMFX Performance Chart
Pioneer AMT Free Municipal Fund (PBMFX) is up 1.7% since the beginning of the year. PBMFX is currently trading at $12 per share. Investors who bought $1,000 worth of PBMFX shares 5 years ago would now be looking at an investment worth $902.
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Returns By Period
Pioneer AMT Free Municipal Fund (PBMFX) has returned 1.69% so far this year and 6.56% over the past 12 months. Over the last ten years, PBMFX has returned 0.79% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.
Pioneer AMT Free Municipal Fund
- 1D
- 0.24%
- 1M
- 2.74%
- YTD
- 1.69%
- 6M
- 2.14%
- 1Y
- 6.56%
- 3Y*
- 1.60%
- 5Y*
- -2.05%
- 10Y*
- 0.79%
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%
PBMFX Monthly Returns History
Based on dividend-adjusted daily data since Sep 30, 1996, PBMFX's average daily return is +0.01%, while the average monthly return is +0.21%. At this rate, an investment would double in approximately 27.5 years.
Historically, 60% of months were positive and 40% were negative. The best month was Nov 2023 with a return of +10.9%, while the worst month was Sep 2008 at -8.0%. The longest winning streak lasted 13 consecutive months, and the longest losing streak was 9 months.
On a daily basis, PBMFX closed higher 40% of trading days. The best single day was Mar 25, 2020 with a return of +5.6%, while the worst single day was Mar 19, 2020 at -4.0%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.49% | 1.66% | -3.18% | 2.16% | 0.23% | 0.41% | 1.69% | ||||||
| 2025 | 0.28% | 0.66% | -3.23% | -1.85% | -1.64% | 0.14% | -1.91% | 0.84% | 4.95% | 1.28% | 0.21% | -0.93% | -1.43% |
| 2024 | -0.66% | -0.06% | -0.61% | -2.43% | -0.55% | 2.85% | 0.96% | 1.10% | 1.85% | -2.66% | 3.12% | -1.91% | 0.80% |
| 2023 | 4.66% | -4.15% | 3.49% | -0.14% | -1.98% | 2.06% | 0.71% | -3.84% | -5.52% | -2.37% | 10.94% | 4.24% | 7.15% |
| 2022 | -3.70% | -0.45% | -5.34% | -5.08% | 2.09% | -3.73% | 3.47% | -3.78% | -6.93% | -2.34% | 7.89% | 0.01% | -17.35% |
| 2021 | -0.10% | -2.21% | 0.67% | 1.39% | 0.60% | 0.40% | 0.98% | -0.87% | -0.94% | -0.17% | 1.50% | 0.34% | 1.54% |
Benchmark Metrics
Pioneer AMT Free Municipal Fund has an annualized alpha of 2.55%, beta of -0.00, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since September 30, 1996.
- This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (12.19%) than losses (9.58%) - typical of diversified or defensive assets.
- Beta of -0.00 may look defensive, but with R2 of 0.00 this fund 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 fund's risk.
- R2 of 0.00 means this fund 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
- 2.55%
- Beta
- -0.00
- R²
- 0.00
- Upside Capture
- 12.19%
- Downside Capture
- 9.58%
Expense Ratio
PBMFX has an expense ratio of 0.78%, placing it in the medium range.
Return for Risk
Risk / Return Rank
PBMFX ranks 29 for risk / return — below 29% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Pioneer AMT Free Municipal Fund (PBMFX) 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.
| PBMFX | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.67 | ||
| Sortino ratioReturn per unit of downside risk | -0.61 | ||
| Omega ratioGain probability vs. loss probability | 1.34 | 1.37 | -0.03 |
| Calmar ratioReturn relative to maximum drawdown | 1.53 | 2.78 | -1.26 |
| Martin ratioReturn relative to average drawdown | 4.75 | 12.44 | -7.69 |
Dividends
Dividend History
Pioneer AMT Free Municipal Fund provided a 4.94% dividend yield over the last twelve months, with an annual payout of $0.61 per share. The fund has been increasing its distributions for 3 consecutive years.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.61 | $0.59 | $0.30 | $0.29 | $0.26 | $0.31 | $0.48 | $0.44 | $0.42 | $0.40 | $0.42 | $0.53 |
Dividend yield | 4.94% | 4.82% | 2.32% | 2.15% | 2.01% | 1.97% | 3.06% | 2.91% | 2.94% | 2.70% | 2.97% | 3.62% |
Monthly Dividends
The table displays the monthly dividend distributions for Pioneer AMT Free Municipal Fund. 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 | $0.04 | $0.03 | $0.04 | $0.04 | $0.04 | $0.00 | $0.19 | ||||||
| 2025 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.04 | $0.17 | $0.04 | $0.59 |
| 2024 | $0.03 | $0.03 | $0.00 | $0.03 | $0.00 | $0.00 | $0.03 | $0.03 | $0.03 | $0.03 | $0.04 | $0.04 | $0.30 |
| 2023 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.00 | $0.00 | $0.00 | $0.03 | $0.03 | $0.29 |
| 2022 | $0.02 | $0.02 | $0.02 | $0.02 | $0.00 | $0.00 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.26 |
| 2021 | $0.03 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.05 | $0.02 | $0.31 |
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 Pioneer AMT Free Municipal Fund. 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 Pioneer AMT Free Municipal Fund was 24.21%, occurring on Oct 26, 2022. The portfolio has not yet recovered.
The current Pioneer AMT Free Municipal Fund drawdown is 10.81%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Bear market2022 | -24.21%Oct 2022 | 1y 3mo | — | 4y 11moJul 2021 - now |
Financial crisis2007–2009 | -20.69%Dec 2008 | 10mo 26d | 8mo 21d | 1y 7moJan 2008 - Sep 2009 |
COVID crash2020 | -15.38%Mar 2020 | 13d | 4mo 9d | 4mo 22dMar 2020 - Jul 2020 |
Dot-com crash2000–2002 | -15.31%May 2000 | 1y 7mo | 5y 3mo | 6y 11moOct 1998 - Aug 2005 |
2013 correction2013 | -11.08%Sep 2013 | 4mo 5d | 8mo 11d | 1y 11dMay 2013 - May 2014 |
Drawdown Indicators
| PBMFX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -24.21% | -56.78% | +32.57% |
Max Drawdown (1Y)Largest decline over 1 year | -4.33% | -9.10% | +4.77% |
Max Drawdown (3Y)Largest decline over 3 years | -11.49% | -18.90% | +7.41% |
Max Drawdown (5Y)Largest decline over 5 years | -24.21% | -25.43% | +1.22% |
Max Drawdown (10Y)Largest decline over 10 years | -24.21% | -33.92% | +9.71% |
Current DrawdownCurrent decline from peak | -10.81% | -1.80% | -9.01% |
Average DrawdownAverage peak-to-trough decline | -4.71% | -10.71% | +6.00% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.39% | 2.03% | -0.64% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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