NUAGvsIUSBETF Comparison
VS
Nuveen Enhanced Yield US Aggregate Bond ETF (NUAG) and iShares Core Total USD Bond Market ETF (IUSB) belong to the same industry segment: US Aggregate Bonds. Both ETFs have the same top 3 sector exposures: Sovereign, Finance and Industrials. NUAG is more expensive with a Total Expense Ratio (TER) of 0.19%, versus 0.06% for IUSB. NUAG is down -1.52% year-to-date (YTD) with +$57M in YTD flows. IUSB performs better with -1.42% YTD performance, and +$16.70B in YTD flows. Run a side-by-side ETF comparison of NUAG and IUSB 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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NUAG vs IUSB performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 10/15/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | NUAG IUSB | -0.20%-0.19% | -1.92%-1.78% | -1.52%-1.42% | -1.34%-1.37% | +17.02%+16.28% | -0.56%+0.06% |
| Flows | NUAG IUSB | +$13M+$6.05B | +$26M+$7.66B | +$57M+$16.70B | +$60M+$18.01B | +$87M+$27.91B | -$185M+$37.54B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | NUAG IUSB | +4.33%+4.15% | +3.80%+3.66% | +4.78%+4.63% | +5.79%+5.55% |
| Max drawdown | NUAG IUSB | -3.33%-3.24% | -4.55%-4.33% | -4.55%-4.33% | -18.82%-17.40% |
| Max drawdown duration | NUAG IUSB | 51d52d | 228d229d | 228d280d | 1436d1406d |
Trading data
NUAG | IUSB | |
Last sale 10/16/2026 at 1:30 PM | $20.17 | $44.47 |
| Previous close 10/15/2026 | $20.19 | $44.47 |
| Consolidated volume 10/15/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of September 30, 2026
1-year trailing difference
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NUAG | IUSB | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 10/16/2026 at 1:30 PM
Live
Closed
NUAG | IUSB | |
|---|---|---|
| Last price | $20.17 | $44.47 |
| 1D performance | -0.10% | +0.00% |
| AuM | $118.92 M | $49.25 B |
| E/R | 0.19% | 0.06% |
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Exposure
Countries
NUAG
USA
69.98%
Other
30.02%
IUSB
USA
72.98%
Other
27.02%
Sectors
NUAG
Sovereign
33.48%
Finance
13.28%
Industrials
11.31%
Utilities
10.71%
Other
31.23%
IUSB
Sovereign
42.65%
Finance
13.17%
Other
44.17%
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Diversification
NUAG
Total weight of top 15 holdings out of 15
21.85%
IUSB
Total weight of top 15 holdings out of 15
9.55%
Top 15 holdings
Data as of August 31, 2026
NUAG
USA, Notes 3.875% 31mar2028, USD (AZ-2028)
5.35%
USA, Notes 3.5% 31jan2028, USD (U-2028)
2.95%
USA, Notes 4.25% 31jan2030, USD (U-2030)
2.85%
USA, Notes 3.75% 31jan2031, USD (U-2031)
1.62%
USA, Notes 3.625% 31dec2030, USD (AH-2030)
1.39%
USA, Notes 4.125% 31may2031, USD (Z-2031)
1.11%
USA, Notes 4.375% 15may2036, USD (C-2036)
0.95%
USA, Bonds 5% 15may2046, USD
0.93%
FN MA4355, 2% 1jun2051, USD (ABS)
0.74%
FN MA4238, 2.5% 1jan2051, USD (ABS)
0.72%
USA, Notes 3.625% 31oct2030, USD (AF-2030)
0.69%
USA, Bonds 4.625% 15feb2046, USD
0.67%
USA, Notes 4.375% 31jul2031, USD (AB-2031)
0.63%
USA, Bonds 5% 15may2056, USD
0.63%
Bank of New York Mellon, 2.5% 26jan2032, USD (J)
0.61%
IUSB
BlackRock Liquidity TempCash
4.49%
USA, Notes 4% 15nov2035, USD (F-2035)
0.49%
US01F0206957
0.41%
USA, Notes 4.375% 31dec2029, USD (AH-2029)
0.37%
USA, Notes 4.375% 15may2036, USD (C-2036)
0.36%
USA, Notes 4.125% 30jun2031, USD (AA-2031)
0.36%
USA, Notes 4% 15feb2034, USD (B-2034)
0.35%
USA, Notes 4.375% 15may2034, USD (C-2034)
0.35%
USA, Notes 4.625% 15feb2035, USD (B-2035)
0.35%
USA, Notes 4.25% 15nov2034, USD (F-2034)
0.35%
USA, Notes 4.25% 15may2035, USD (C-2035)
0.34%
USA, Notes 4.25% 15aug2035, USD (E-2035)
0.34%
USA, Notes 3.875% 15aug2034, USD (E-2034)
0.34%
USA, Notes 4.125% 15feb2036, USD (B-2036)
0.33%
USA, Notes 2.75% 15aug2032, USD (E-2032)
0.32%
Frequently asked questions about NUAG and IUSB
How have the NUAG and IUSB ETFs performed in 2026?
As of October 15, 2026, NUAG is down -1.52% year-to-date (YTD), while IUSB has lost -1.42%. That puts IUSB better performer ahead so far this year.
Which ETF is attracting more investor money: NUAG or IUSB?
Year-to-date, the NUAG ETF saw +$57M in flows, compared to +$16.70B for IUSB.
Which ETF is more volatile: NUAG or IUSB?
Over the past year, NUAG had a volatility of 3.8%, while IUSB experienced 3.66%.
Which ETF is bigger: NUAG or IUSB?
As of October 15, 2026, NUAG holds $118.92 M in assets under management (AUM), while IUSB manages $49.25 B.
What sectors do the NUAG and IUSB ETFs invest in?
NUAG leans toward sectors like Sovereign, Finance and Industrials. Meanwhile, IUSB focuses on Sovereign and Finance.
What are the top holdings of the NUAG ETF and IUSB ETF?
NUAG top holdings include USA, Notes 3.875% 31mar2028, USD (AZ-2028), USA, Notes 3.5% 31jan2028, USD (U-2028) and USA, Notes 4.25% 31jan2030, USD (U-2030). IUSB holds in its top three: BlackRock Liquidity TempCash, USA, Notes 4% 15nov2035, USD (F-2035) and US01F0206957.
Which ETF is more diversified: NUAG or IUSB?
NUAG holds 1346 securities with 21.85% of its assets in the top 15. IUSB has 18013 securities and a top 15 weight of 9.55%.
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Latest news about NUAG & IUSB
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