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ISTB vs AGG

iShares Core 1-5 Year USD Bond ETF vs iShares Core U.S. Aggregate Bond ETF

ISTB

iShares Core 1-5 Year USD Bond ETF

iShares

Annual cost

0.06%

Fund size

$4.7B

AGG

iShares Core U.S. Aggregate Bond ETF

iShares

Annual cost

0.03%

Fund size

$135.4B

Key differences

  • AGG is significantly larger than ISTB — larger funds tend to be more liquid and less likely to close.
  • Over the last 3 years, ISTB has delivered higher annualized returns.
  • AGG has a longer track record, which may reduce uncertainty around long-term behavior.

Side-by-side comparison

ISTBAGG
Annual cost (TER)0.06%0.03%
Fund size (AUM)$4.7B$135.4B
Since20122003
Dividend yield4.20%3.95%
Asset classfixed incomefixed income
Regionnorth americanorth america
Strategyindex trackingindex tracking
CAGR 1Y+4.4%+5.8%
CAGR 3Y+4.7%+3.7%
CAGR 5Y+1.8%+0.1%
Sharpe 3Y0.470.04
Volatility 1Y1.77%3.90%
Max drawdown-9.34%-18.43%

Green dot indicates the better value for that metric. Performance data is historical and does not predict future results.

Similar to ISTB and AGG