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Invesco National AMT-Free Municipal Bond ETF (PZA)
Performance
Return for Risk
Dividends
Drawdowns
Volatility

ETF Info

ISIN
US73936T4748
CUSIP
73936T474
Issuer
Invesco
Inception Date
Oct 11, 2007
Region
North America (U.S.)
Leveraged
1x (No leverage)
Index Tracked
BofA ML National Long-Term Core Plus Municipal Securities Index
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in Invesco National AMT-Free Municipal Bond ETF, 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

Invesco National AMT-Free Municipal Bond ETF (PZA) has returned 0.00% so far this year and 3.47% over the past 12 months. Over the last ten years, PZA has returned 1.85% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.


Invesco National AMT-Free Municipal Bond ETF

1D
0.39%
1M
-2.33%
YTD
0.00%
6M
1.39%
1Y
3.47%
3Y*
2.36%
5Y*
-0.07%
10Y*
1.85%

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 Oct 18, 2007, PZA's average daily return is +0.01%, while the average monthly return is +0.28%. At this rate, your investment would double in approximately 20.7 years.

Historically, 62% of months were positive and 38% were negative. The best month was Nov 2023 with a return of +7.3%, while the worst month was Feb 2008 at -8.6%. The longest winning streak lasted 13 consecutive months, and the longest losing streak was 4 months.

On a daily basis, PZA closed higher 52% of trading days. The best single day was Mar 25, 2020 with a return of +7.1%, while the worst single day was Mar 18, 2020 at -9.7%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.75%1.62%-2.33%0.00%
2025-0.36%1.55%-2.75%-1.10%-1.33%0.48%-1.12%0.86%4.36%1.47%0.22%-0.30%1.81%
2024-0.49%0.00%-0.20%-1.50%0.27%1.43%1.30%-0.12%1.62%-1.60%2.16%-1.97%0.81%
20234.21%-2.82%2.68%0.33%-1.19%1.28%0.12%-1.95%-3.63%-1.63%7.33%4.19%8.64%
2022-3.03%-0.92%-3.74%-4.50%1.99%-2.85%3.42%-3.59%-4.90%-1.17%6.73%-0.80%-13.17%
20210.53%-2.01%0.81%1.17%0.79%0.49%0.63%-0.58%-0.95%0.03%1.18%0.30%2.37%

Benchmark Metrics

Invesco National AMT-Free Municipal Bond ETF has an annualized alpha of 3.28%, beta of 0.02, and R² of 0.00 versus S&P 500 Index. Calculated based on daily prices since October 19, 2007.

  • This ETF participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (17.61%) than losses (15.04%) — typical of diversified or defensive assets.
  • Beta of 0.02 may look defensive, but with R² of 0.00 this ETF 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 ETF's risk.
  • R² of 0.00 means this ETF 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
3.28%
Beta
0.02
0.00
Upside Capture
17.61%
Downside Capture
15.04%

Expense Ratio

PZA has an expense ratio of 0.28%, placing it in the medium range.


Return for Risk

Risk / Return Rank

PZA ranks 27 for risk / return — below 27% of ETFs 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.


PZA Risk / Return Rank: 2727
Overall Rank
PZA Sharpe Ratio Rank: 2828
Sharpe Ratio Rank
PZA Sortino Ratio Rank: 2323
Sortino Ratio Rank
PZA Omega Ratio Rank: 3131
Omega Ratio Rank
PZA Calmar Ratio Rank: 2929
Calmar Ratio Rank
PZA Martin Ratio Rank: 2222
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 National AMT-Free Municipal Bond ETF (PZA) and compare them to a chosen benchmark (S&P 500 Index).


PZABenchmarkDifference

Sharpe ratio

Return per unit of total volatility

0.55

0.90

-0.34

Sortino ratio

Return per unit of downside risk

0.71

1.39

-0.67

Omega ratio

Gain probability vs. loss probability

1.13

1.21

-0.08

Calmar ratio

Return relative to maximum drawdown

0.72

1.40

-0.68

Martin ratio

Return relative to average drawdown

1.50

6.61

-5.11

Explore PZA risk-adjusted metrics in detail

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

Dividends

Dividend History

Invesco National AMT-Free Municipal Bond ETF provided a 3.65% dividend yield over the last twelve months, with an annual payout of $0.84 per share. The fund has been increasing its distributions for 3 consecutive years.


2.40%2.60%2.80%3.00%3.20%3.40%3.60%$0.00$0.20$0.40$0.60$0.80$1.0020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.84$0.82$0.76$0.70$0.62$0.63$0.66$0.74$0.80$0.78$0.80$0.91

Dividend yield

3.65%3.55%3.22%2.91%2.68%2.34%2.44%2.81%3.19%3.04%3.23%3.59%

Monthly Dividends

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


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.07$0.07$0.07$0.21
2025$0.07$0.06$0.07$0.07$0.07$0.07$0.07$0.07$0.07$0.07$0.07$0.08$0.82
2024$0.06$0.06$0.06$0.06$0.06$0.07$0.07$0.06$0.06$0.06$0.06$0.06$0.76
2023$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.05$0.06$0.06$0.06$0.70
2022$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.06$0.62
2021$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.63

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 National AMT-Free Municipal Bond ETF. 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 National AMT-Free Municipal Bond ETF was 24.49%, occurring on Oct 15, 2008. Recovery took 228 trading sessions.

The current Invesco National AMT-Free Municipal Bond ETF drawdown is 3.49%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-24.49%Jan 18, 2008188Oct 15, 2008228Sep 11, 2009416
-21.69%Mar 10, 20208Mar 19, 2020182Dec 7, 2020190
-18.55%Jul 23, 2021318Oct 25, 2022
-12.46%Dec 3, 2012191Sep 5, 2013214Jul 14, 2014405
-11.77%May 11, 2010174Jan 14, 2011138Aug 3, 2011312

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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