ETF comparison
IUSB vs PAAA
Both US Aggregate Bond.
Holdings overlap
0 positions appear in both funds. Buying equal dollars of IUSB and PAAA would leave roughly 0.0% of each dollar exposed to the same underlying securities.
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.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
IUSB is 13 bps cheaper than PAAA. On a $100,000 position that's about $130/yr more in fees for PAAA.
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 IUSB vs PAAA.
Top shared holdings
0 shared in totalNo shared holdings between these funds.
Only in IUSB
18,044 total- Federal National Mortgage Association or Federal Home Loan Mortgage Corp. 0.41%
- United States of America 0.37%
- United States of America 0.37%
- United States of America 0.36%
- United States of America 0.35%
- United States of America 0.34%
- United States of America 0.34%
- United States of America 0.34%
- United States of America 0.33%
- United States of America 0.33%
Only in PAAA
311 total- CBAM 2017-2 LTD 1.58%
- Regatta XXVII Funding Ltd / Regatta XXVII Funding LLC 1.29%
- BENEFIT STREET PARTNERS CLO XII-B LTD 1.21%
- GOLDENTREE LOAN MANAGEMENT US CLO 31 LTD 1.21%
- MAGNETITE XL LTD 1.13%
- OCP CLO LTD 1.12%
- BATTALION CLO XXIV LTD 1.09%
- AGL CORE CLO 1.06%
- REGATTA XXVI FUNDING LTD 1.01%
- BALBOA BAY LOAN FUNDING 2024-1 LTD 1.01%
Related comparisons
More comparisons with IUSB
- IUSB vs SCHP · Schwab U.S. TIPS ETF 0.0%
- IUSB vs TIP · iShares TIPS Bond ETF 0.0%
- IUSB vs VTIP · Vanguard Short-Term Inflation-Protected Securities Index Fund ETF Shares 0.0%
- IUSB vs AGG · iShares Core U.S. Aggregate Bond ETF 68.8%
- IUSB vs SCHZ · Schwab U.S. Aggregate Bond ETF 60.2%
- IUSB vs BND · Vanguard Total Bond Market Index Fund ETF Shares 57.4%
More comparisons with PAAA
- PAAA vs JCPB · JPMorgan Core Plus Bond ETF 0.0%
- PAAA vs MBB · iShares MBS ETF 0.0%
- PAAA vs SCHP · Schwab U.S. TIPS ETF 0.0%
- PAAA vs SCHZ · Schwab U.S. Aggregate Bond ETF 0.0%
- PAAA vs SHY · iShares 1-3 Year Treasury Bond ETF 0.0%
- PAAA vs SPAB · State Street SPDR Portfolio Aggregate Bond Index ETF 0.0%
Percentages are holdings overlap with the named fund.
Open IUSB or PAAA 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.