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AGG ETF Profile

AGG is a fixed-income ETF from IShares. Its largest disclosed positions include 066922477, 91282CMM0, and 91282CLW9, and the top three holdings account for 4.23% of portfolio weight shown here. On ETF Overlap Checker, it currently connects to 64 comparison pages.

Issuer

IShares

Asset Class

Fixed Income

Holdings

13267

Compare Pages

64

About AGG

iShares Trust - iShares Core U.S. Aggregate Bond ETF is an exchange traded fund launched by BlackRock, Inc. The fund is managed by BlackRock Fund Advisors. It invests in fixed income markets of the United States. The fund invests in U.S. dollars denominated, fixed rate investment grade treasury bonds, government-related bonds, corporate bonds, mortgage-backed pass-through securities, commercial mortgage-backed securities and asset backed securities that have a remaining maturity of at least one year. It seeks to track the performance of the Bloomberg U.S. Aggregate Bond Index, by using representative sampling technique. iShares Trust - iShares Core U.S. Aggregate Bond ETF was formed on September 22, 2003 and is domiciled in the United States.

  • AGG has a broad holdings footprint, with 13267 positions in the latest imported dataset.
  • The largest disclosed position is 066922477 at 3.4% of the portfolio.
  • The top three disclosed holdings make up 4.23% of the portfolio, and the top ten add up to 7%.
  • Sector labels are limited in the visible top holdings, so the biggest positions matter more than sector buckets here.
  • AGG currently appears in 64 active ETF comparison pages on this site.

Data And Coverage

Expense ratio
0.03%
AUM
$137B
Inception date
Sep 21, 2003
Holdings updated
Sep 18, 2026
Data source
Financial Modeling Prep

Review the methodology for the overlap formula and visit the ETF directory for the full set of indexed fund hubs.

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What Stands Out About AGG

01

Portfolio Shape

The disclosed top holdings suggest a broad portfolio rather than a narrow single-theme sleeve. 066922477, 91282CMM0, and 91282CLW9 are the largest visible positions, but the top three holdings add up to only 4.23% and the top ten to 7%. Sector labels are limited in the visible top holdings, so the concentration read is driven mainly by the largest names themselves.

02

What Kind Of Overlap To Expect

AGG should overlap the most with bond ETFs targeting a similar part of the rate curve or the aggregate bond market. Equity comparisons should usually look much more distinct. That is why investors use AGG comparisons to separate duration exposure from true portfolio diversification, and why it already connects to 64 active compare pages here.

03

When Investors Compare It

On this site, investors often compare AGG with VOO, VTI, and QQQ. Those matchups usually answer a simple question: does adding this fund create a different sleeve, or does it mostly duplicate exposure you already own? AGG currently connects to 64 live comparison pages.

Holdings Concentration Snapshot

Concentration

Largest disclosed holding
3.4%
Top 3 holdings
4.23%
Top 10 holdings
7%
Total holdings
13267

These numbers help show whether AGG behaves more like a broad portfolio building block or a fund where the biggest positions dominate the ride.

Visible Sector Mix

Sector labels are limited in the visible top holdings for AGG, so the strongest signal here is still the size of the largest positions themselves.

Top Holdings

These holdings help explain how AGG overlaps with other funds. The top ten disclosed positions represent 7% of the portfolio shown here.

Methodology
HoldingNameSectorWeight
066922477BlackRock Funds IIIN/A3.40%
91282CMM0United States TreasuryN/A0.42%
91282CLW9United States TreasuryN/A0.41%
91282CGQ8United States TreasuryN/A0.41%
91282CLF6United States TreasuryN/A0.40%
91282CJJ1United States TreasuryN/A0.40%
91282CNC1United States TreasuryN/A0.39%
91282CNT4United States TreasuryN/A0.39%
91282CJZ5United States TreasuryN/A0.39%
91282CPJ4United States TreasuryN/A0.39%

Related Overlap Comparisons

Use these pages to see whether adding AGG changes your exposure or mostly duplicates positions you already own.

AGG vs VOO->AGG vs VTI->AGG vs QQQ->AGG vs VGT->AGG vs SCHD->AGG vs VYM->AGG vs VXUS->AGG vs SPY->AGG vs BND->AGG vs DGRO->AGG vs DIA->AGG vs EFA->

Frequently Asked Questions About AGG

What kind of ETF is AGG?+
AGG is a fixed-income ETF.
What are the biggest holdings in AGG?+
AGG's largest disclosed positions currently include 066922477, 91282CMM0, and 91282CLW9. The single biggest visible holding is 066922477 at 3.4% of the portfolio.
Is AGG concentrated?+
Based on the visible top holdings, AGG's top three positions account for 4.23% of the portfolio and the top ten account for 7%. That gives a practical read on whether the fund looks broad or more top-heavy.
What kind of overlap should you expect from AGG?+
AGG should overlap the most with bond ETFs targeting a similar part of the rate curve or the aggregate bond market. Equity comparisons should usually look much more distinct. That is why investors use AGG comparisons to separate duration exposure from true portfolio diversification, and why it already connects to 64 active compare pages here.
How can you compare AGG with other ETFs?+
Use the comparison pages linked from this profile to see overlap score, shared holdings, and diversification differences. Popular comparisons for AGG on this site include VOO, VTI, and QQQ, and the fund currently appears in 64 active comparison pages.