AGG vs MAGG
iShares Core U.S. Aggregate Bond ETF against Madison Aggregate Bond ETF: cost, size, returns, what they hold and how much of it is the same.
Fee gap
33 bp
AGG is cheaper
1-year return gap
0.9 pts
AGG is ahead
Larger fund
AGG
$137.1B
Side by side
| AGG | MAGG | |
|---|---|---|
| Fund | iShares Core U.S. Aggregate Bond ETF | Madison Aggregate Bond ETF |
| Issuer | iShares | Madison |
| Category | Core Bond | Core Bond |
| Expense ratio | 0.03% | 0.36% |
| Assets | $137.1B | $63M |
| Average daily dollar volume | $1.1B | $131K |
| Listed | Sep 22, 2003 | Aug 28, 2023 |
| FrenzyCap score | 99 | 42 |
| 1-month return | −1.5% | −1.6% |
| 3-month return | −3.2% | −3.9% |
| Year to date | −5.3% | −6.0% |
| 1-year return | −5.5% | −6.5% |
| 30-day volatility | 4.9% | 4.7% |
| Worst drawdown, 1 year | −7.2% | −8.3% |
| Trailing 12-month yield | 4.19% | 5.04% |
| Holdings | 13,410 | 205 |
| Top 10 weight | 3.9% | 19.8% |
| Look-through P/E | — | — |
| Holdings vs fair value | — | — |
| Holdings above 200-day average | — | — |
| Net flow, latest 3 reported months | −$734M thru May 2026 | −$3.5M thru Jun 2026 |
| 30-day implied volatility | 5.9% | — |
| Holdings as of | as of Oct 8, 2026issuer data | as of Jun 30, 2026SEC filing |
Returns are price returns and exclude distributions. Flows are each fund's own latest reported months and may not cover the same period.
More: full overlap table · AGG holdings · MAGG 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.