PlainIndex

AGG

US Aggregate Bond

iShares Core U.S. Aggregate Bond ETF

iShares · Tracks Bloomberg US Aggregate Bond Index · Inception Sep 22, 2003

Expense ratio
0.030%
3.0 bps
Net assets
$135.37B
TTM yield
3.95%
Last price
$98.02
as of May 15, 2026

Composite score

99 / 100
Cost 97

Based on a 0.030% expense ratio.

Liquidity 100

Based on $135.37B in net assets.

Concentration 100

Top-10 holdings represent 7.1% of net assets.

Tax efficiency N/A

Not yet computed.

Tracking quality N/A

Not yet computed.

Scores reflect available inputs only. The composite is a weighted average over present sub-scores; weights renormalize when components are unavailable. See methodology for formulas (methodology v0.1.0).

Top holdings

13,186 total holdings · as of Feb 28, 2026
#HoldingWeight
1BLACKROCK CASH FUNDS3.19%
2BlackRock Funds III0.52%
3United States Treasury0.46%
4United States Treasury0.43%
5United States Treasury0.42%
6United States Treasury0.42%
7United States Treasury0.42%
8United States Treasury0.41%
9United States Treasury0.41%
10United States Treasury0.41%
Holdings sourced from SEC Form N-PORT-P (accession 0001410368-26-039534).