BYLDvsOBNDETF Comparison
VS
ETF 2
OBND
State Street SPDR Loomis Sayles Opportunistic Bond ETF
This fund is part of
US Aggregate Bonds
-0.07%
iShares Yield Optimized Bond ETF (BYLD) and State Street SPDR Loomis Sayles Opportunistic Bond ETF (OBND) belong to the same industry segment: US Aggregate Bonds. BYLD's top 3 sector exposures are Finance, Sovereign and Industrials. In contrast, OBND's top sector exposures are Finance, Industrials and Energy. BYLD is less expensive with a Total Expense Ratio (TER) of 0.41%, versus 0.55% for OBND. BYLD is up 1.12% year-to-date (YTD) with +$151M in YTD flows. OBND performs better with 1.55% YTD performance, and -$19M in YTD flows. Run a side-by-side ETF comparison of BYLD and OBND 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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BYLD vs OBND performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 08/31/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BYLD OBND | +0.55%+0.82% | -0.19%+0.28% | +1.12%+1.55% | +3.87%+3.74% | +19.65%+20.98% | +9.85%n/a |
| Flows | BYLD OBND | -$12K-$26M | +$5M-$26M | +$151M-$19M | +$183M-$14M | +$354M+$3M | +$304M- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BYLD OBND | +3.48%+2.76% | +3.59%+2.79% | +4.41%+3.40% | +5.14%n/a |
| Max drawdown | BYLD OBND | -1.41%-1.02% | -2.55%-2.37% | -3.51%-2.95% | -14.72%n/a |
| Max drawdown duration | BYLD OBND | 63d44d | 106d59d | 74d74d | 1071dn/a |
Trading data
BYLD | OBND | |
Last sale 9/1/2026 at 2:44 PM | $22.28 | $25.49 |
| Previous close 08/31/2026 | $22.32 | $25.52 |
| Consolidated volume 08/31/2026 | ||
| 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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OBND
is actively managed and doesn’t replicate an indexBYLD | OBND | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/1/2026 at 2:44 PM
Live
Closed
BYLD | OBND | |
|---|---|---|
| Last price | $22.28 | $25.49 |
| 1D performance | -0.18% | -0.12% |
| AuM | $447.64 M | $31.84 M |
| E/R | 0.41% | 0.55% |
Characteristics
BYLD | OBND | |
|---|---|---|
| Management strategy | Passive | Active |
| Provider | iShares | State Street Investment Management |
| Benchmark | Morningstar U.S. Bond Market Yield-Optimized Index | - |
| N° of holdings | 18381 | 300 |
| Asset class | Fixed Income | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | April 22, 2014 | September 27, 2021 |
| ESG | No | No |
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Exposure
Countries
BYLD
USA
69.35%
Other
30.65%
OBND
USA
52.18%
Other
47.82%
Sectors
BYLD
Finance
26.19%
Sovereign
13.47%
Industrials
9.64%
Other
50.7%
OBND
Finance
21.26%
Industrials
9.38%
Energy
8.62%
Other
60.74%
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Diversification
BYLD
Total weight of top 15 holdings out of 15
6.22%
OBND
Total weight of top 15 holdings out of 15
14.57%
Top 15 holdings
Data as of July 31, 2026
BYLD
BlackRock Cash Funds - Treasury
1.68%
BlackRock Cash Funds - Institutional
0.88%
USA, Bills 0% 25aug2026, USD (119D)
0.43%
USA, Bills 0% 22sep2026, USD (119D)
0.36%
USA, Bills 0% 18aug2026, USD (119D)
0.36%
USA, Bills 0% 29sep2026, USD (119D)
0.28%
USA, Bills 0% 4aug2026, USD (119D)
0.28%
USA, Bonds 1.125% 15aug2040, USD
0.28%
USA, Bills 0% 1sep2026, USD (119D)
0.28%
USA, Bonds 2.75% 15aug2047, USD
0.27%
USA, Bills 0% 15sep2026, USD (119D)
0.25%
G2 MA7192, 2% 20feb2051, USD (ABS)
0.23%
US3618N5XQ77
0.22%
USA, Bills 0% 29oct2026, USD (364D)
0.22%
USA, Notes 4.25% 15may2035, USD (C-2035)
0.21%
OBND
US78467V6083
3.80%
US05555YAA10
1.61%
US67072T1088
1.48%
US46131H1077
1.20%
Nissan Motor, 4.81% 17sep2030, USD
0.78%
UniCredit, 7.296% 2apr2034, USD (7)
0.72%
Civitas Resources, 9.625% 15jun2033, USD
0.63%
Banco Mercantil del Norte (Banorte), 8% perp., USD
0.61%
Seagate Data Storage Systems, 5.875% 15jul2030, USD
0.58%
StoneX Escrow Issuer, 6.875% 15jul2032, USD
0.55%
WULF Compute, 7.75% 15oct2030, USD
0.54%
Allegiant Travel, 7.125% 1jul2031, USD
0.53%
Sirius XM Radio LLC, 5.875% 15apr2032, USD
0.52%
UBS Group, 7% perp., USD
0.51%
Vital Energy (US), 7.875% 15apr2032, USD
0.51%
Frequently asked questions about BYLD and OBND
How have the BYLD and OBND ETFs performed in 2026?
As of August 31, 2026, BYLD is up 1.12% year-to-date (YTD), while OBND has returned 1.55%. That puts OBND better performer ahead so far this year.
Which ETF is attracting more investor money: BYLD or OBND?
Year-to-date, the BYLD ETF saw +$151M in flows, compared to -$19M for OBND.
Which ETF is more volatile: BYLD or OBND?
Over the past year, BYLD had a volatility of 3.59%, while OBND experienced 2.79%.
Which ETF is bigger: BYLD or OBND?
As of August 31, 2026, BYLD holds $447.64 M in assets under management (AUM), while OBND manages $31.84 M.
What sectors do the BYLD and OBND ETFs invest in?
BYLD leans toward sectors like Finance, Sovereign and Industrials. Meanwhile, OBND focuses on Finance, Industrials and Energy.
What are the top holdings of the BYLD ETF and OBND ETF?
BYLD top holdings include BlackRock Cash Funds - Treasury, BlackRock Cash Funds - Institutional and USA, Bills 0% 25aug2026, USD (119D). OBND holds in its top three: US78467V6083, US05555YAA10 and US67072T1088.
Which ETF is more diversified: BYLD or OBND?
BYLD holds 27938 securities with 6.22% of its assets in the top 15. OBND has 326 securities and a top 15 weight of 14.57%.
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