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ETF comparison

AGG vs MUNI

US Aggregate Bond vs US Municipal Bond.

iShares Core U.S. Aggregate Bond ETF · PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund

Holdings overlap

Weighted by ISIN/CUSIP
1.0 %

5 positions appear in both funds. Buying equal dollars of AGG and MUNI would leave roughly 1.0% of each dollar exposed to the same underlying securities.

AGG unmatched 97.5% Shared 1.0% MUNI unmatched 97.6%

Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.

In AGG only
13,261 positions
Shared
5 positions
In MUNI only
641 positions

Side by side

AGG

iShares Core U.S. Aggregate Bond ETF

iShares · US Aggregate Bond

89 composite / 100
Expense ratio
0.030%
Net assets
$135.65B
TTM yield
4.13%
Top-10 conc.
4.0%
MUNI

PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund

PIMCO · US Municipal Bond

79 composite / 100
Expense ratio
0.35%
Net assets
$3.09B
TTM yield
3.38%
Top-10 conc.
10.7%

Sub-score comparison

97
Cost
65
52
Tax efficiency
93
100
Liquidity
78
100
Concentration
99
—
Tracking quality
—
AGG sub-score MUNI

Tracking quality isn't part of the composite — see what we don't score for why.

Cost difference

AGG is 32 bps cheaper than MUNI. On a $100,000 position that's about $320/yr more in fees for MUNI.

Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with AGG vs MUNI.

Top shared holdings

5 shared in total
# Holding In AGG In MUNI Overlap
1 United States Treasury 0.31% 1.78% 0.31%
2 United States Treasury 0.26% 2.20% 0.26%
3 United States Treasury 0.15% 1.16% 0.15%
4 United States Treasury 0.14% 0.86% 0.14%
5 United States Treasury 0.13% 0.15% 0.13%

Only in AGG

13,261 total
  • United States Treasury 0.42%
  • United States Treasury 0.41%
  • United States Treasury 0.41%
  • United States Treasury 0.40%
  • United States Treasury 0.40%
  • United States Treasury 0.39%
  • United States Treasury 0.39%
  • United States Treasury 0.39%
  • United States Treasury 0.39%
  • United States Treasury 0.38%

Only in MUNI

641 total
  • Puerto Rico Sales Tax Financing Corp Sales Tax Revenue 0.81%
  • Connecticut State Health & Educational Facilities Authority 0.81%
  • Black Belt Energy Gas District 0.81%
  • Texas Municipal Gas Acquisition & Supply Corp V 0.80%
  • Fort Bend Independent School District 0.79%
  • FHLMC Multifamily VRD Certificates 0.71%
  • Michigan State Housing Development Authority 0.70%
  • State of Washington 0.68%
  • Ohio Higher Educational Facility Commission 0.65%
  • New York City Transitional Finance Authority Future Tax Secured Revenue 0.65%

Percentages are holdings overlap with the named fund.

Open AGG or MUNI at a brokerage

Both funds trade commission-free at major US brokerages.

Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.

Holdings overlap is the sum of min(weight_a, weight_b) over positions matched on ISIN (CUSIP fallback). Methodology: see /methodology/.

Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.