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AB Impact Municipal Income Shares (ABIMX)
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Fund Info

ISIN
US01879V6020
Inception Date
Sep 11, 2017
Min. Investment
$0
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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AB Impact Municipal Income Shares

Performance

Performance Chart

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


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S&P 500 Index

Returns By Period

AB Impact Municipal Income Shares (ABIMX) has returned -0.76% so far this year and 3.00% over the past 12 months.


AB Impact Municipal Income Shares

1D
0.32%
1M
-3.14%
YTD
-0.76%
6M
1.15%
1Y
3.00%
3Y*
3.49%
5Y*
0.71%
10Y*

Benchmark (S&P 500 Index)

1D
2.91%
1M
-5.09%
YTD
-4.63%
6M
-2.39%
1Y
16.33%
3Y*
16.69%
5Y*
10.18%
10Y*
12.16%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Sep 12, 2017, ABIMX's average daily return is +0.01%, while the average monthly return is +0.23%. At this rate, your investment would double in approximately 25.1 years.

Historically, 60% of months were positive and 40% were negative. The best month was Nov 2023 with a return of +8.9%, while the worst month was Mar 2020 at -5.8%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 4 months.

On a daily basis, ABIMX closed higher 39% of trading days. The best single day was Mar 25, 2020 with a return of +4.3%, while the worst single day was Mar 19, 2020 at -3.4%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.68%1.77%-3.14%-0.76%
20250.26%1.44%-1.91%-1.22%-0.69%0.45%-0.93%0.71%3.57%1.63%0.33%-0.05%3.54%
2024-0.10%-0.02%0.31%-1.96%0.54%2.48%1.13%0.61%1.29%-1.58%2.05%-1.98%2.70%
20233.73%-2.51%1.59%-0.21%-0.63%1.15%0.49%-1.47%-3.86%-2.56%8.87%3.67%7.90%
2022-2.69%-0.54%-3.63%-4.15%1.18%-2.89%3.32%-2.77%-5.14%-1.49%6.27%-0.23%-12.57%
20210.92%-2.01%0.89%1.35%0.66%0.57%1.03%-0.44%-0.90%0.12%1.31%0.30%3.80%

Benchmark Metrics

AB Impact Municipal Income Shares has an annualized alpha of 2.28%, beta of 0.03, and R² of 0.02 versus S&P 500 Index. Calculated based on daily prices since September 13, 2017.

  • This fund participated in 27.07% of S&P 500 Index downside but only 19.06% of its upside — more exposed to losses than it benefited from rallies.
  • Beta of 0.03 may look defensive, but with R² of 0.02 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 0.02 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
2.28%
Beta
0.03
0.02
Upside Capture
19.06%
Downside Capture
27.07%

Expense Ratio

ABIMX has an expense ratio of 0.00%, meaning no management fees are charged.


Return for Risk

Risk / Return Rank

ABIMX ranks 22 for risk / return — below 22% 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.


ABIMX Risk / Return Rank: 2222
Overall Rank
ABIMX Sharpe Ratio Rank: 2222
Sharpe Ratio Rank
ABIMX Sortino Ratio Rank: 1818
Sortino Ratio Rank
ABIMX Omega Ratio Rank: 3131
Omega Ratio Rank
ABIMX Calmar Ratio Rank: 2222
Calmar Ratio Rank
ABIMX Martin Ratio Rank: 1616
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for AB Impact Municipal Income Shares (ABIMX) and compare them to a chosen benchmark (S&P 500 Index).


ABIMXBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

0.61

0.90

-0.29

Sortino ratio

Return per unit of downside risk

0.83

1.39

-0.56

Omega ratio

Gain probability vs. loss probability

1.16

1.21

-0.05

Calmar ratio

Return relative to maximum drawdown

0.68

1.40

-0.72

Martin ratio

Return relative to average drawdown

1.71

6.61

-4.90

Explore ABIMX risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

Dividends

Dividend History

AB Impact Municipal Income Shares provided a 3.89% dividend yield over the last twelve months, with an annual payout of $0.37 per share. The fund has been increasing its distributions for 2 consecutive years.


1.00%2.00%3.00%4.00%$0.00$0.10$0.20$0.30$0.40201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM202520242023202220212020201920182017
Dividend$0.37$0.40$0.33$0.26$0.28$0.23$0.31$0.34$0.31$0.09

Dividend yield

3.89%4.13%3.38%2.59%3.00%2.07%2.90%3.27%3.14%0.86%

Monthly Dividends

The table displays the monthly dividend distributions for AB Impact Municipal Income Shares. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.04$0.03$0.00$0.07
2025$0.04$0.03$0.03$0.03$0.03$0.03$0.03$0.04$0.03$0.04$0.03$0.03$0.40
2024$0.03$0.03$0.03$0.03$0.03$0.03$0.03$0.00$0.03$0.03$0.03$0.03$0.33
2023$0.03$0.03$0.00$0.00$0.03$0.03$0.03$0.03$0.03$0.00$0.03$0.03$0.26
2022$0.02$0.02$0.02$0.03$0.03$0.03$0.03$0.03$0.00$0.03$0.03$0.03$0.28
2021$0.00$0.00$0.03$0.03$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.23

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 AB Impact Municipal Income Shares. 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 AB Impact Municipal Income Shares was 18.15%, occurring on Oct 25, 2022. Recovery took 757 trading sessions.

The current AB Impact Municipal Income Shares drawdown is 3.14%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-18.15%Jan 4, 2022204Oct 25, 2022757Oct 31, 2025961
-13.58%Mar 10, 20209Mar 20, 2020178Dec 2, 2020187
-3.45%Mar 2, 202620Mar 27, 2026
-2.9%Feb 16, 20218Feb 25, 202167Jun 2, 202175
-2.4%Dec 7, 201755Feb 27, 201899Jul 19, 2018154

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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