NUMIvsIROCETF Comparison
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Nuveen Municipal Income ETF (NUMI) belongs to the Municipal Bonds segment. Invesco Rochester High Yield Municipal ETF (IROC) is part of the US Aggregate Bonds segment. Both ETFs have the same top 1 sector exposures: Municipal. NUMI is less expensive with a Total Expense Ratio (TER) of 0.3%, versus 0.4% for IROC. NUMI is down -0.46% year-to-date (YTD) with +$21M in YTD flows. IROC performs worse with -0.76% YTD performance, and +$56M in YTD flows. Run a side-by-side ETF comparison of NUMI and IROC below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
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NUMI vs IROC performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/07/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | NUMI IROC | -1.38%-1.59% | -1.96%-1.88% | -0.46%-0.76% | +2.76%+1.64% | n/a+11.99% | n/an/a |
| Flows | NUMI IROC | +$2M+$10M | +$6M+$38M | +$21M+$56M | +$23M+$131M | -+$131M | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | NUMI IROC | +2.55%+2.84% | +2.35%+2.47% | n/a+3.30% | n/an/a |
| Max drawdown | NUMI IROC | -2.51%-2.92% | -2.76%-2.92% | n/a-4.12% | n/an/a |
| Max drawdown duration | NUMI IROC | 63d64d | 190d64d | n/a188d | n/an/a |
Trading data
NUMI | IROC | |
Last sale 9/9/2026 at 1:30 PM | $24.23 | $49.51 |
| Previous close 09/08/2026 | $24.27 | $49.64 |
| Consolidated volume 09/08/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 9/9/2026 at 1:30 PM
Live
Closed
NUMI | IROC | |
|---|---|---|
| Last price | $24.23 | $49.51 |
| 1D performance | -0.18% | -0.26% |
| AuM | $84.89 M | $159.02 M |
| E/R | 0.3% | 0.4% |
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Exposure
Countries
NUMI
USA
39.16%
Other
60.84%
IROC
USA
40.34%
Other
59.66%
Sectors
NUMI
Municipal
39.16%
Other
60.84%
IROC
Municipal
40.34%
Other
59.66%
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Diversification
NUMI
Total weight of top 15 holdings out of 15
14.66%
IROC
Total weight of top 15 holdings out of 15
18.68%
Top 15 holdings
Data as of July 31, 2026
NUMI
US005662PL97
1.33%
Pennsylvania Turnpike Commission, 5% 1dec2040, USD (2026)
1.32%
US2084186P31
1.05%
US604196BH78
1.04%
US13077DVW90
1.01%
US103627AG07
1.00%
US194740UA26
0.99%
Austin, 5% 15nov2032, USD (2026B)
0.99%
US452227VL26
0.93%
US27627M5S24
0.91%
US60637AJX19
0.91%
North Carolina Capital Facilities Finance Agency, 5% 1jan2036, USD (2026)
0.90%
California, 5% 1sep2043, USD
0.81%
California, 5% 1mar2037, USD
0.76%
US972369SG80
0.71%
IROC
US121342PQ61
1.53%
US647370EK77
1.53%
Washington Suburban Sanitary District, FRN 1jun2027, USD
1.53%
US20775DTU62
1.53%
Black Belt Energy Gas District, 5% 1nov2036, USD (2026)
1.19%
US20775DU831
1.16%
US83704HAM97
1.16%
Central Plains Energy Gas Project, 5% 1sep2042, USD (2017A)
1.16%
Lake Retirement Facility, 5.75% 15aug2055, USD (2020A)
1.15%
US63608TBQ22
1.15%
Bucks Industrial Development Authority, 5% 1jul2054, USD (2021)
1.13%
Massachusetts Development Finance Agency, 5.375% 1jul2061, USD (2026A)
1.12%
US13059TFH77
1.11%
Massachusetts Development Finance Agency, 5% 1jan2047, USD
1.11%
US928097AA20
1.11%
Frequently asked questions about NUMI and IROC
How have the NUMI and IROC ETFs performed in 2026?
As of September 7, 2026, NUMI is down -0.46% year-to-date (YTD), while IROC has lost -0.76%. That puts NUMI better performer ahead so far this year.
Which ETF is attracting more investor money: NUMI or IROC?
Year-to-date, the NUMI ETF saw +$21M in flows, compared to +$56M for IROC.
Which ETF is more volatile: NUMI or IROC?
Over the past year, NUMI had a volatility of 2.35%, while IROC experienced 2.47%.
Which ETF is bigger: NUMI or IROC?
As of September 7, 2026, NUMI holds $84.89 M in assets under management (AUM), while IROC manages $159.02 M.
What sectors do the NUMI and IROC ETFs invest in?
NUMI leans toward sectors like Municipal. Meanwhile, IROC focuses on Municipal.
What are the top holdings of the NUMI ETF and IROC ETF?
NUMI top holdings include US005662PL97, Pennsylvania Turnpike Commission, 5% 1dec2040, USD (2026) and US2084186P31. IROC holds in its top three: US121342PQ61, US647370EK77 and Washington Suburban Sanitary District, FRN 1jun2027, USD.
Which ETF is more diversified: NUMI or IROC?
NUMI holds 277 securities with 14.66% of its assets in the top 15. IROC has 155 securities and a top 15 weight of 18.68%.
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Latest news about NUMI & IROC
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