AGG vs CGCB
iShares Core U.S. Aggregate Bond ETF against Capital Group Core Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Overlap by weight
4%
202 shared positions
Fee gap
24 bp
AGG is cheaper
1-year return gap
0.3 pts
AGG is ahead
Larger fund
AGG
$138.4B
Side by side
| AGG | CGCB | |
|---|---|---|
| Fund | iShares Core U.S. Aggregate Bond ETF | Capital Group Core Bond ETF |
| Issuer | iShares | Capital Group |
| Category | Core Bond | Core Bond |
| Expense ratio | 0.03% | 0.27% |
| Assets | $138.4B | $6.6B |
| Average daily dollar volume | $1.2B | $38M |
| Listed | Sep 22, 2003 | Sep 26, 2023 |
| FrenzyCap score | 99 | 79 |
| 1-month return | −1.0% | −1.1% |
| 3-month return | −2.1% | −2.3% |
| Year to date | −4.6% | −4.8% |
| 1-year return | −5.8% | −6.0% |
| 30-day volatility | 5.0% | 5.5% |
| Worst drawdown, 1 year | −7.2% | −7.4% |
| Trailing 12-month yield | 4.16% | 4.37% |
| Holdings | 13,451 | 866 |
| Top 10 weight | 3.9% | 10.1% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | −$734M thru May 2026 | +$989M thru Jun 2026 |
| 30-day implied volatility | 5.9% | — |
| Holdings as of | as of Oct 20, 2026issuer data | as of Oct 20, 2026issuer data |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
Largest shared holdings
5% of AGG · 51% of CGCB| Holding | AGG | CGCB |
|---|---|---|
| TREASURY BOND (OLD) 5%, due May 15, 2056 | 0.23% | 0.84% |
| TREASURY NOTE 4.13%, due Oct 31, 2029 | 0.22% | 0.23% |
| TREASURY BOND 4.75%, due May 15, 2055 | 0.20% | 0.63% |
| FNMA 30YR UMBS, due Oct 1, 2051 | 0.20% | 0.35% |
| UMBS 30YR TBA(REG A), due Nov 12, 2026 | 0.20% | 0.48% |
| TREASURY BOND 4.63%, due Nov 15, 2055 | 0.20% | 0.19% |
| TREASURY BOND 2.88%, due May 15, 2052 | 0.16% | 0.62% |
| TREASURY BOND 2.38%, due May 15, 2051 | 0.16% | 0.15% |
| TREASURY BOND 1.88%, due Feb 15, 2051 | 0.14% | 0.36% |
| TREASURY BOND 1.88%, due Feb 15, 2041 | 0.14% | 0.39% |
| FHLMC 30YR UMBS SUPER, due Mar 1, 2052 | 0.13% | 0.24% |
| TREASURY BOND 1.38%, due Nov 15, 2040 | 0.12% | 0.47% |
| FNMA 30YR UMBS, due Nov 1, 2051 | 0.12% | 0.15% |
| TREASURY NOTE 4.13%, due May 31, 2032 | 0.12% | 0.15% |
| TREASURY NOTE 4.38%, due Jan 31, 2032 | 0.11% | 0.16% |
| TREASURY BOND 1.63%, due Nov 15, 2050 | 0.10% | 0.58% |
| TREASURY NOTE 4.13%, due Oct 31, 2031 | 0.11% | 0.10% |
| TREASURY BOND 4.88%, due Aug 15, 2045 | 0.09% | 0.15% |
| FNMA 30YR UMBS, due Mar 1, 2052 | 0.09% | 0.36% |
| TREASURY BOND 1.13%, due May 15, 2040 | 0.07% | 0.16% |
| TREASURY BOND 1.25%, due May 15, 2050 | 0.06% | 0.12% |
| TREASURY BOND 1.13%, due Aug 15, 2040 | 0.06% | 0.49% |
| FHLMC 30YR UMBS SUPER, due May 1, 2052 | 0.05% | 0.10% |
| TREASURY BOND (OTR) 5.13%, due Aug 15, 2046 | 0.04% | 0.53% |
| FNMA 30YR UMBS SUPER, due Feb 1, 2051 | 0.04% | 0.20% |
Sector mix of the stock holdings
No sector breakdown: these funds hold few classified stocks.
More: full overlap table · AGG holdings · CGCB holdings
Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.