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ISIN
US0014192175
CUSIP
001419217
Issuer
Invesco
Inception Date
Oct 26, 1976
Min. Investment
$1,000
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Performance

OPTAX Performance Chart

Invesco AMT-Free Municipal Fund (OPTAX) is up 1.7% since the beginning of the year. OPTAX is currently trading at $7 per share. Investors who bought $1,000 worth of OPTAX shares 5 years ago would now be looking at an investment worth $1,010.


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S&P 500 Index

Returns By Period

Invesco AMT-Free Municipal Fund (OPTAX) has returned 1.66% so far this year and 6.06% over the past 12 months. Over the last ten years, OPTAX has returned 3.45% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.


Invesco AMT-Free Municipal Fund

1D
0.15%
1M
2.01%
YTD
1.66%
6M
2.17%
1Y
6.06%
3Y*
3.19%
5Y*
0.20%
10Y*
3.45%

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%
*Multi-year figures are annualized to reflect compound growth (CAGR)

OPTAX Monthly Returns History

Based on dividend-adjusted daily data since Jan 2, 1980, OPTAX's average daily return is +0.02%, while the average monthly return is +0.34%. At this rate, an investment would double in approximately 17.0 years.

Historically, 65% of months were positive and 35% were negative. The best month was Sep 2009 with a return of +12.1%, while the worst month was Oct 2008 at -16.4%. The longest winning streak lasted 20 consecutive months, and the longest losing streak was 7 months.

On a daily basis, OPTAX closed higher 38% of trading days. The best single day was Mar 25, 2020 with a return of +3.7%, while the worst single day was Oct 28, 2008 at -5.0%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.00%1.34%-2.00%1.41%0.51%0.44%1.66%
20250.17%1.37%-1.68%-0.68%-0.72%0.49%-1.03%0.80%3.41%1.19%-0.44%-0.10%2.70%
20240.03%0.17%-0.57%-1.13%-0.12%1.80%0.76%0.61%1.18%-1.40%2.09%-1.23%2.13%
20233.86%-2.56%2.22%0.16%-0.71%1.04%0.16%-1.74%-3.68%-2.15%7.88%2.52%6.64%
2022-2.76%-0.65%-3.42%-3.41%1.42%-3.08%2.89%-2.81%-4.35%-1.52%5.88%-0.57%-12.15%
20211.21%-1.60%0.81%1.44%0.80%0.54%0.92%-0.46%-0.97%-0.11%1.29%0.27%4.16%

Benchmark Metrics

Invesco AMT-Free Municipal Fund has an annualized alpha of 3.86%, beta of 0.01, and R2 of 0.00 versus S&P 500 Index. Calculated based on daily prices since January 02, 1980.

  • This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (20.46%) than losses (16.81%) - 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.

Alpha
3.86%
Beta
0.01
0.00
Upside Capture
20.46%
Downside Capture
16.81%

Expense Ratio

OPTAX has an expense ratio of 0.75%, placing it in the medium range.


Return for Risk

Risk / Return Rank

OPTAX ranks 51 for risk / return — on par with similar mutual funds. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.


OPTAX Risk / Return Rank: 5151
Overall Rank
OPTAX Sharpe Ratio Rank: 4848
Sharpe Ratio Rank
OPTAX Sortino Ratio Rank: 5757
Sortino Ratio Rank
OPTAX Omega Ratio Rank: 7474
Omega Ratio Rank
OPTAX Calmar Ratio Rank: 4040
Calmar Ratio Rank
OPTAX Martin Ratio Rank: 3535
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 Invesco AMT-Free Municipal Fund (OPTAX) 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.


OPTAXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

-0.15

Sortino ratioReturn per unit of downside risk

+0.15

Omega ratioGain probability vs. loss probability

1.44

1.37

+0.07

Calmar ratioReturn relative to maximum drawdown

2.30

2.78

-0.49

Martin ratioReturn relative to average drawdown

7.40

12.44

-5.04

Dividends

Dividend History

Invesco AMT-Free Municipal Fund provided a 2.68% dividend yield over the last twelve months, with an annual payout of $0.18 per share. The fund has been increasing its distributions for 3 consecutive years.


3.00%4.00%5.00%6.00%$0.00$0.10$0.20$0.30$0.4020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.18$0.29$0.28$0.21$0.20$0.27$0.30$0.29$0.27$0.32$0.39$0.42

Dividend yield

2.68%4.23%4.16%3.02%2.99%3.43%3.80%3.75%3.82%4.71%5.77%6.05%

Monthly Dividends

The table displays the monthly dividend distributions for Invesco AMT-Free Municipal Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.02$0.02$0.02$0.00$0.07
2025$0.02$0.04$0.04$0.04$0.02$0.02$0.02$0.02$0.02$0.00$0.00$0.02$0.29
2024$0.02$0.02$0.00$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.04$0.04$0.28
2023$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.00$0.02$0.00$0.02$0.02$0.21
2022$0.02$0.02$0.02$0.02$0.02$0.00$0.00$0.02$0.02$0.02$0.02$0.02$0.20
2021$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.02$0.27

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 Invesco 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 Invesco AMT-Free Municipal Fund was 48.56%, occurring on Dec 17, 2008. Recovery took 931 trading sessions.

The current Invesco AMT-Free Municipal Fund drawdown is 0.22%.


Related event

Drawdown

Fall

Recovery

Underwater

Financial crisis2007–2009
-48.56%Dec 2008
1y 7mo3y 8mo
5y 3moMay 2007 - Aug 2012
1982 bear market1982
-35.79%Jan 1982
2y 16d3y 10mo
5y 10moJan 1980 - Nov 1985
Bear market2022
-17.30%Oct 2022
1y 2mo
4y 10moAug 2021 - now
Black Monday1987
-15.92%Oct 1987
7mo 15d3y 1mo
3y 9moMar 1987 - Dec 1990
1994 correction1994
-14.94%Nov 1994
11mo 16d6mo 10d
1y 5moDec 1993 - May 1995

Drawdown Indicators


OPTAXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-48.56%

-56.78%

+8.22%

Max Drawdown (1Y)

Largest decline over 1 year

-2.93%

-9.10%

+6.17%

Max Drawdown (3Y)

Largest decline over 3 years

-7.93%

-18.90%

+10.97%

Max Drawdown (5Y)

Largest decline over 5 years

-17.30%

-25.43%

+8.13%

Max Drawdown (10Y)

Largest decline over 10 years

-17.30%

-33.92%

+16.62%

Current Drawdown

Current decline from peak

-0.22%

-1.80%

+1.58%

Average Drawdown

Average peak-to-trough decline

-6.36%

-10.71%

+4.35%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.89%

2.03%

-1.14%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

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