Pioneer AMT Free Municipal Fund (PBMFX)

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The chart shows the growth of an initial investment of $10,000 in Pioneer AMT Free Municipal Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.

Pioneer AMT Free Municipal Fund (PBMFX) has returned -1.93% so far this year and -1.04% over the past 12 months. Over the last ten years, PBMFX has returned 0.66% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.

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, your 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%.

Pioneer AMT Free Municipal Fund has an annualized alpha of 2.44%, beta of -0.01, and R² of 0.00 versus S&P 500 Index. Calculated based on daily prices since October 01, 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 (9.87%) — typical of diversified or defensive assets.
• Beta of -0.01 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.

PBMFX has an expense ratio of 0.78%, placing it in the medium range.

PBMFX ranks 5 for risk / return — in the bottom 5% of mutual funds on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.

The table below present risk-adjusted performance metrics for Pioneer AMT Free Municipal Fund (PBMFX) and compare them to a chosen benchmark (S&P 500 Index).

Pioneer AMT Free Municipal Fund provided a 4.67% dividend yield over the last twelve months, with an annual payout of $0.56 per share. The fund has been increasing its distributions for 3 consecutive years.

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.

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.

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 13.99%.

The chart below shows the rolling one-month volatility.