ISTBvsVGHYETF Comparison
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iShares Core 1-5 Year USD Bond ETF (ISTB) belongs to the US Aggregate Bonds segment. Vanguard High-Yield Active ETF (VGHY) is part of the Intl HY Bonds segment. ISTB's top 3 sector exposures are Sovereign, Finance and Industrials. In contrast, VGHY's top sector exposures are Consumer Services, Finance and Non-Energy Materials. ISTB is less expensive with a Total Expense Ratio (TER) of 0.06%, versus 0.22% for VGHY. ISTB is up 0.86% year-to-date (YTD) with +$515M in YTD flows. VGHY performs better with 2.59% YTD performance, and +$174M in YTD flows. Run a side-by-side ETF comparison of ISTB and VGHY 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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ISTB vs VGHY performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/04/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | ISTB VGHY | -0.07%+0.37% | +0.31%+1.07% | +0.86%+2.59% | +2.24%n/a | +15.86%n/a | +9.92%n/a |
| Flows | ISTB VGHY | +$19M+$9M | +$317M+$50M | +$515M+$174M | +$774M- | +$888M- | -$448M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | ISTB VGHY | +1.82%+2.17% | +1.66%n/a | +2.15%n/a | +2.66%n/a |
| Max drawdown | ISTB VGHY | -0.46%-0.75% | -1.28%n/a | -1.30%n/a | -9.24%n/a |
| Max drawdown duration | ISTB VGHY | 28d28d | 156dn/a | 133dn/a | 1030dn/a |
Trading data
ISTB | VGHY | |
Last sale 9/8/2026 at 6:36 PM | $47.78 | $74.14 |
| Previous close 09/04/2026 | $47.80 | $74.18 |
| Consolidated volume 09/04/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
Replication quality
Data as of August 31, 2026
1-year trailing difference
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VGHY
is actively managed and doesn’t replicate an indexISTB | VGHY | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/8/2026 at 6:36 PM
Live
Closed
ISTB | VGHY | |
|---|---|---|
| Last price | $47.78 | $74.14 |
| 1D performance | -0.04% | -0.06% |
| AuM | $5.12 B | $315.04 M |
| E/R | 0.06% | 0.22% |
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Exposure
Countries
ISTB
USA
78.76%
Other
21.24%
VGHY
USA
77.3%
Other
22.7%
Sectors
ISTB
Sovereign
54.84%
Finance
19.07%
Other
26.09%
VGHY
Consumer Services
12.29%
Finance
11.6%
Non-Energy Materi.
10.04%
Industrials
9.52%
Energy
7.42%
Other
49.13%
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Diversification
ISTB
Total weight of top 15 holdings out of 15
12.12%
VGHY
Total weight of top 15 holdings out of 15
11.53%
Top 15 holdings
Data as of July 31, 2026
ISTB
USA, Notes 3.875% 15jun2028, USD (AP-2028)
1.08%
BlackRock Cash Funds - Institutional
1.03%
USA, Notes 4% 28feb2030, USD (H-2030)
0.92%
USA, Notes 3.625% 31oct2030, USD (AF-2030)
0.89%
USA, Notes 3.5% 30nov2030, USD (AG-2030)
0.84%
USA, Notes 3.75% 31jan2031, USD (U-2031)
0.83%
USA, Notes 3.625% 30sep2030, USD (AD-2030)
0.80%
USA, Notes 3.625% 31aug2030, USD (AC-2030)
0.80%
USA, Notes 4% 31may2030, USD (Z-2030)
0.76%
USA, Notes 4% 31jul2029, USD (AB-2029)
0.75%
USA, Notes 4.125% 31oct2029, USD (AF-2029)
0.75%
USA, Notes 3.875% 15jul2028, USD (AQ-2028)
0.74%
USA, Notes 4.5% 31may2029, USD (Z-2029)
0.65%
USA, Notes 4.25% 30jun2029, USD (AA-2029)
0.65%
USA, Notes 4.25% 31jan2030, USD (U-2030)
0.64%
VGHY
USA, Notes 4.125% 15jun2029, USD (AP-2029)
0.93%
USA, Notes 3.5% 30sep2027, USD (BH-2027)
0.93%
USA, Notes 3.875% 30sep2029, USD (Q-2029)
0.92%
USA, Notes 3.625% 31mar2030, USD (J-2030)
0.91%
1261229 B.C., 10% 15apr2032, USD
0.86%
PR RNO Property Owner 1, 6.5% 1may2031, USD
0.86%
CCO Holdings, 4.5% 1may2032, USD
0.84%
Nissan Motor Acceptance, 6.125% 30sep2030, USD (J)
0.82%
Cleveland-Cliffs, 4.625% 1mar2029, USD
0.71%
TransDigm, 6.375% 31may2033, USD
0.69%
ZF Friedrichshafen, 7.5% 24mar2031, USD
0.68%
IQVIA Inc., 5% 15oct2026, USD
0.66%
USA, Notes 3.875% 30jun2030, USD (AA-2030)
0.60%
American Airlines, 5.75% 20apr2029, USD
0.54%
FMC, 5.65% 18may2033, USD
0.54%
Frequently asked questions about ISTB and VGHY
How have the ISTB and VGHY ETFs performed in 2026?
As of September 4, 2026, ISTB is up 0.86% year-to-date (YTD), while VGHY has returned 2.59%. That puts VGHY better performer ahead so far this year.
Which ETF is attracting more investor money: ISTB or VGHY?
Year-to-date, the ISTB ETF saw +$515M in flows, compared to +$174M for VGHY.
Which ETF is bigger: ISTB or VGHY?
As of September 4, 2026, ISTB holds $5.12 B in assets under management (AUM), while VGHY manages $315.04 M.
What sectors do the ISTB and VGHY ETFs invest in?
ISTB leans toward sectors like Sovereign and Finance. Meanwhile, VGHY focuses on Consumer Services, Finance and Non-Energy Materials.
What are the top holdings of the ISTB ETF and VGHY ETF?
ISTB top holdings include USA, Notes 3.875% 15jun2028, USD (AP-2028), BlackRock Cash Funds - Institutional and USA, Notes 4% 28feb2030, USD (H-2030). VGHY holds in its top three: USA, Notes 4.125% 15jun2029, USD (AP-2029), USA, Notes 3.5% 30sep2027, USD (BH-2027) and USA, Notes 3.875% 30sep2029, USD (Q-2029).
Which ETF is more diversified: ISTB or VGHY?
ISTB holds 7395 securities with 12.12% of its assets in the top 15. VGHY has 567 securities and a top 15 weight of 11.53%.
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