Data as of Oct 28, 2026.

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AGG vs SPSB: Differences, Returns & Fees

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AGG's duration was 5.8 years on Aug 31, 2026 and SPSB's 1.8 on Jun 30, 2026; AGG charges 0.03% to SPSB's 0.04%.

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Net assets on Oct 27, 2026: $139.4bn for iShares Core U.S. Aggregate Bond ETF and $11.3bn for State Street SPDR Portfolio Short Term Corporate Bond ETF.

At a glance
−1.4%
AGG total return, 1 year
+2.2%
SPSB total return, 1 year
0.03%
AGG expense ratio
0.04%
SPSB expense ratio

Pair scorecard

AGG costs 0.01 points a year less; their one-year returns differ by 3.6 points; AGG is 12.3 times larger.

AGG vs SPSB: Differences, Returns & Fees
MeasureAGGSPSB
Return
Total return, 1 year−1.4%+2.2%
Drawdown
Below its high3.4%, high on Aug 4, 2020
Benchmark
What it tracksBloomberg U.S. Aggregate Bond IndexBloomberg U.S. 1-3 Year Corporate Bond Index
Cost and size
Expense ratio0.03%0.04%
Net assets, as of Oct 27, 2026$139.4bn$11.3bn
Holdings
Holdings in common5%

Holdings in common uses holdings dated Jun 30, 2026 and Aug 31, 2026. Method

What they share

5%

By the books each fund has filed, AGG and SPSB hold 5% of their money in the same securities at the same weight. Holdings dated Jun 30, 2026 and Aug 31, 2026.

0 half 100%

half

5% in common

Positions both hold · largest shared weight first AGG SPSB
Bank of America Corp, due Dec 20, 2028 0.02% 0.42%
Goldman Sachs Group Inc/The, due Jan 21, 2029 0.02% 0.31%
Pfizer Investment Enterprises Pte Ltd, due May 19, 2028 0.01% 0.37%
Morgan Stanley, due Jul 22, 2028 0.01% 0.18%
Amgen Inc, due Mar 2, 2028 0.01% 0.25%
CVS Health Corp, due Mar 25, 2028 0.01% 0.27%
Cigna Group/The, due Oct 15, 2028 0.01% 0.21%
AerCap Ireland Capital DAC / AerCap Global Aviation Trust, due Oct 29, 2028 0.01% 0.44%
Bank of America Corp, due Sep 15, 2029 0.01% 0.14%
Goldman Sachs Group Inc/The, due May 1, 2029 0.01% 0.30%
Citigroup Inc, due Sep 29, 2027 0.01% 0.17%
Wells Fargo & Co, due Jul 25, 2029 0.01% 0.25%
Only in one fund ↓
Only in AGG
U.S. Treasury Notes, due Feb 15, 2035 0.41%
U.S. Treasury Notes, due Nov 15, 2034 0.40%
U.S. Treasury Notes, due Feb 28, 2030 0.40%
U.S. Treasury Notes, due May 15, 2034 0.40%
U.S. Treasury Notes, due Aug 15, 2034 0.39%
U.S. Treasury Notes, due Feb 15, 2036 0.39%
U.S. Treasury Notes, due May 15, 2035 0.39%
U.S. Treasury Notes, due Nov 15, 2033 0.38%
Only in SPSB
JPMorgan Chase & Co, due Jul 25, 2028 0.38%
Wells Fargo & Co, due Jul 25, 2028 0.37%
Bank of America Corp, due Jul 22, 2028 0.36%
Morgan Stanley Private Bank NA, due Jul 6, 2028 0.31%
HSBC Holdings PLC, due Nov 3, 2028 0.23%
JPMorgan Chase & Co, due Jul 22, 2028 0.21%
US Bancorp, due Jul 22, 2028 0.19%
Bank of America Corp, due Jul 21, 2028 0.18%
Check overlap with more funds →

Side by side

AGG iShares Core U.S. Aggregate Bond ETF SPSB State Street SPDR Portfolio Short Term Corporate Bond ETF
Where it sits Bond ETF Bond ETF
What it is Tracks an index of US aggregate bonds Tracks an index of Short Term Corporate Bond
Total return, 1 year −1.4% +2.2%
Its benchmark over the same days −1.3% (SCHZ) −1.4% (AGG)
Gap to its benchmark −0.1 pts vs SCHZ +3.6 pts vs AGG
Expense ratio 0.03% 0.04%
Holdings 13469 1684
Net assets, as of Oct 27, 2026 $139.4bn $11.3bn

AGG and SPSB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
AGG

AGG tracks an index of US aggregate bonds. Over the year to Oct 28, 2026 it returned −1.4% with distributions reinvested, against −1.3% for its benchmark, the Bloomberg U.S. Aggregate Bond Index. The prospectus expense ratio is 0.03% a year. It sat 3.4% below its high of Aug 4, 2020 on Oct 28, 2026.

SPSB

SPSB tracks an index of Short Term Corporate Bond. Over the year to Oct 28, 2026 it returned +2.2% with distributions reinvested, against −1.4% for its benchmark, the Bloomberg U.S. Aggregate Bond Index. The prospectus expense ratio is 0.04% a year.

Questions people ask

Which returned more over the last year, AGG or SPSB?
In the year to Oct 28, 2026, with distributions reinvested, AGG returned −1.4% and SPSB +2.2%.
Which is cheaper, AGG or SPSB?
AGG is cheaper, by 0.01 percentage points a year. That is about $1 on $10,000 held for a year. Fees come from each fund's prospectus.
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ETFIQ, AGG against SPSB, data as of Oct 28, 2026. https://etfiq.com/compare/any/agg-vs-spsb

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