GCPBvsMBBAETF Comparison
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Goldman Sachs Core Plus Bond ETF (GCPB) belongs to the US Aggregate Bonds segment. iShares Mortgage-Backed Securities Active ETF (MBBA) is part of the MBS & ABS segment. GCPB's top 3 sector exposures are Sovereign, Industrials and Finance. In contrast, MBBA's top sector exposures are Non-Corporate and Industrials. GCPB is more expensive with a Total Expense Ratio (TER) of 0.4%, versus 0.26% for MBBA. Run a side-by-side ETF comparison of GCPB and MBBA 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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GCPB vs MBBA performance and flow charts
Performance
Cumulative Flows
Historic performance and flows
Data as of 11/11/2026
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | GCPB MBBA | +1.71%+2.13% | -0.75%-1.12% | n/an/a | n/an/a | n/an/a | n/an/a |
| Flows | GCPB MBBA | +$5M+$40M | +$12M+$612M | -- | -- | -- | -- |
Volatility and drawdown
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | GCPB MBBA | +4.73%+6.08% | n/an/a | n/an/a | n/an/a |
| Max drawdown | GCPB MBBA | -3.48%-4.67% | n/an/a | n/an/a | n/an/a |
| Max drawdown duration | GCPB MBBA | 78d78d | n/an/a | n/an/a | n/an/a |
Trading data
GCPB | MBBA | |
Last sale 11/11/2026 at 2:30 PM | $49.01 | $47.84 |
| Previous close 11/11/2026 | $49.23 | $47.92 |
| Consolidated volume 11/11/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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Main metrics
Last update 11/11/2026 at 2:30 PM
Live
Closed
GCPB | MBBA | |
|---|---|---|
| Last price | $49.01 | $47.84 |
| 1D performance | -0.44% | -0.17% |
| AuM | $154.24 M | $767.21 M |
| E/R | 0.4% | 0.26% |
Characteristics
GCPB | MBBA | |
|---|---|---|
| Management strategy | Active | Active |
| Provider | Goldman Sachs | iShares |
| Benchmark | - | - |
| N° of holdings | 139 | 47 |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | August 10, 2026 | January 23, 2026 |
| ESG | No | No |
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Exposure
Countries
GCPB
USA
30.09%
Other
69.91%
MBBA
Data will be available soon
Sectors
GCPB
Sovereign
13.66%
Other
86.34%
MBBA
Data will be available soon
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Diversification
GCPB
Total weight of top 15 holdings out of 15
29.88%
MBBA
Data will be available soon
Top 15 holdings
Data as of September 30, 2026
GCPB
US01F0526A56
4.69%
USA, Bills 0% 15oct2026, USD (182D)
3.92%
USA, Notes 3.875% 15jun2028, USD (AP-2028)
2.77%
USA, Notes 1.375% 15nov2031, USD (F-2031)
2.71%
US3133QBD264
2.12%
US912797WF00
1.83%
US21H0606A46
1.81%
USA, Bills 0% 13oct2026, USD (119D)
1.59%
US925930BE89
1.28%
US3132DVMU60
1.25%
US481954AA30
1.23%
US01F0606A83
1.20%
US3132DQGL41
1.18%
US01F0424A83
1.16%
US3140W2VU23
1.12%
MBBA
Data will be available soon
Frequently asked questions about GCPB and MBBA
Which ETF is bigger: GCPB or MBBA?
As of November 11, 2026, GCPB holds $154.24 M in assets under management (AUM), while MBBA manages $767.21 M.
What sectors do the GCPB and MBBA ETFs invest in?
GCPB leans toward sectors like Sovereign. Meanwhile, MBBA focuses on Non-Corporate and Industrials.
What are the top holdings of the GCPB ETF and MBBA ETF?
GCPB top holdings include US01F0526A56, USA, Bills 0% 15oct2026, USD (182D) and USA, Notes 3.875% 15jun2028, USD (AP-2028). MBBA holds in its top three: BlackRock Cash Funds - Treasury, US01F0526A56 and US01F0606A83.
Which ETF is more diversified: GCPB or MBBA?
GCPB holds 329 securities with 29.88% of its assets in the top 15. MBBA has 637 securities and a top 15 weight of 111.14%.
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