BWXvsIAGGETF Comparison
ETF 1
BWX
State Street SPDR Bloomberg International Treasury Bond ETF
This fund is part of
Intl Government Bonds
-0.42%
VS
State Street SPDR Bloomberg International Treasury Bond ETF (BWX) belongs to the Intl Government Bonds segment. iShares Core International Aggregate Bond ETF (IAGG) is part of the Intl IG Bonds segment. BWX's top 1 sector exposures are Sovereign. In contrast, IAGG's top sector exposures are Sovereign, Finance and Municipal. BWX is more expensive with a Total Expense Ratio (TER) of 0.35%, versus 0.07% for IAGG. BWX is down -0.9% year-to-date (YTD) with +$77M in YTD flows. IAGG performs better with 0.67% YTD performance, and +$880M in YTD flows. Run a side-by-side ETF comparison of BWX and IAGG 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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BWX vs IAGG performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 09/09/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | BWX IAGG | +0.96%-0.32% | +1.34%+0.07% | -0.90%+0.67% | -2.59%+1.43% | +7.65%+14.34% | -18.51%+4.56% |
| Flows | BWX IAGG | +$15M+$536M | -$104M+$797M | +$77M+$880M | +$31M+$1.25B | +$475M+$7.27B | +$589M+$8.44B |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | BWX IAGG | +5.69%+2.43% | +6.69%+2.63% | +7.38%+2.97% | +8.14%+3.72% |
| Max drawdown | BWX IAGG | -2.86%-1.24% | -6.48%-2.23% | -10.02%-2.23% | -30.38%-13.18% |
| Max drawdown duration | BWX IAGG | 79d75d | 357d114d | 255d114d | 1823d1022d |
Trading data
BWX | IAGG | |
Last sale 9/10/2026 at 1:30 PM | $21.77 | $49.35 |
| Previous close 09/09/2026 | $21.97 | $49.55 |
| Consolidated volume 09/09/2026 | ||
| 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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BWX | IAGG | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
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Main metrics
Last update 9/10/2026 at 1:30 PM
Live
Closed
BWX | IAGG | |
|---|---|---|
| Last price | $21.77 | $49.35 |
| 1D performance | -0.91% | -0.40% |
| AuM | $1.33 B | $11.88 B |
| E/R | 0.35% | 0.07% |
Characteristics
BWX | IAGG | |
|---|---|---|
| Management strategy | Passive | Passive |
| Provider | State Street Investment Management | iShares |
| Benchmark | Bloomberg Global Treasury ex-U.S. Capped Index | Bloomberg Global Aggregate ex USD 10% Issuer Cap Index |
| N° of holdings | 1349 | 8103 |
| Asset class | Bonds | Bonds |
| Trailing 12m distribution yield | Join | Join |
| Inception date | October 2, 2007 | November 10, 2015 |
| ESG | No | No |
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Exposure
Countries
BWX
Japan
22.87%
Other
77.13%
IAGG
China
18.64%
Japan
11.09%
France
9.46%
Germany
8.52%
United Kingdom
7.47%
Other
44.82%
Sectors
BWX
Sovereign
98.69%
Other
1.31%
IAGG
Sovereign
65.2%
Finance
23.21%
Other
11.59%
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Diversification
BWX
Total weight of top 15 holdings out of 15
4.02%
IAGG
Total weight of top 15 holdings out of 15
8.17%
Top 15 holdings
Data as of July 31, 2026
BWX
Japan, JGB 0.1% 20mar2028, JPY
0.32%
Austria, AGB 4.15% 15mar2037, EUR
0.30%
Japan, JGB 0.1% 20jun2030, JPY
0.29%
Belgium, OLO 5% 28mar2035, EUR
0.28%
Japan, JGB 0.8% 20sep2033, JPY
0.28%
Japan, JGB 0.2% 20mar2032, JPY
0.26%
Netherlands, DSL 3.75% 15jan2042, EUR
0.26%
Japan, JGB 0.1% 20mar2031, JPY
0.26%
Japan, JGB 0.1% 20sep2029, JPY
0.26%
Australia, TB 2.75% 21nov2028, AUD (TB152)
0.26%
Japan, JGB 0.1% 20sep2030, JPY
0.26%
Japan, JGB 2.3% 20mar2040, JPY
0.25%
Japan, JGB 0.1% 20dec2030, JPY
0.25%
Australia, TB 2.75% 21nov2029, AUD (TB154)
0.25%
Mexico, Bonos 8.5% 1mar2029, MXN
0.25%
IAGG
China, TB 1.61% 15feb2035, CNY
1.11%
China, TB 1.44% 15sep2027, CNY
0.77%
China, Bonds 2.27% 25may2034, CNY
0.70%
China, Bonds 2.28% 25mar2031, CNY
0.56%
China, TB 1.43% 25jan2030, CNY
0.55%
China, Bonds 2.68% 21may2030, CNY
0.55%
China, Bonds 1.49% 25dec2031, CNY
0.53%
China Development Bank, 3.66% 1mar2031, CNY
0.52%
China Development Bank, 3.65% 21may2029, CNY
0.46%
China, Bonds 2.05% 15apr2029, CNY
0.46%
Germany, Bobl 1.3% 15oct2027, EUR
0.43%
China, Bonds 1.91% 15jul2029, CNY
0.42%
China, Bonds 3.81% 14sep2050, CNY
0.37%
BlackRock Cash Funds - Treasury
0.37%
China, Bonds 3.19% 15apr2053, CNY
0.37%
Frequently asked questions about BWX and IAGG
How have the BWX and IAGG ETFs performed in 2026?
As of September 9, 2026, BWX is down -0.9% year-to-date (YTD), while IAGG has returned 0.67%. That puts IAGG better performer ahead so far this year.
Which ETF is attracting more investor money: BWX or IAGG?
Year-to-date, the BWX ETF saw +$77M in flows, compared to +$880M for IAGG.
Which ETF is more volatile: BWX or IAGG?
Over the past year, BWX had a volatility of 6.69%, while IAGG experienced 2.63%.
Which ETF is bigger: BWX or IAGG?
As of September 9, 2026, BWX holds $1.33 B in assets under management (AUM), while IAGG manages $11.88 B.
What sectors do the BWX and IAGG ETFs invest in?
BWX leans toward sectors like Sovereign. Meanwhile, IAGG focuses on Sovereign and Finance.
What are the top holdings of the BWX ETF and IAGG ETF?
BWX top holdings include Japan, JGB 0.1% 20mar2028, JPY, Austria, AGB 4.15% 15mar2037, EUR and Japan, JGB 0.1% 20jun2030, JPY. IAGG holds in its top three: China, TB 1.61% 15feb2035, CNY, China, TB 1.44% 15sep2027, CNY and China, Bonds 2.27% 25may2034, CNY.
Which ETF is more diversified: BWX or IAGG?
BWX holds 1362 securities with 4.02% of its assets in the top 15. IAGG has 8127 securities and a top 15 weight of 8.17%.
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