Data as of Oct 28, 2026.

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IEI vs SPTS: Differences, Returns & Fees

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IEI's duration was 4.3 years on Aug 31, 2026 and SPTS's 1.9 on Jun 30, 2026; SPTS charges 0.03% to IEI's 0.15%.

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Net assets on Oct 27, 2026: $17.0bn for iShares 3-7 Year Treasury Bond ETF and $7.3bn for State Street SPDR Portfolio Short Term Treasury ETF.

At a glance
−1.1%
IEI total return, 1 year
+1.7%
SPTS total return, 1 year
0.15%
IEI expense ratio
0.03%
SPTS expense ratio

Pair scorecard

SPTS costs 0.12 points a year less; their one-year returns differ by 2.8 points; IEI is 2.3 times larger.

IEI vs SPTS: Differences, Returns & Fees
MeasureIEISPTS
Return
Total return, 1 year−1.1%+1.7%
Benchmark
What it tracksICE U.S. Treasury 3-7 Year Bond IndexBloomberg 1-3 Year U.S. Treasury Index
Cost and size
Expense ratio0.15%0.03%
Net assets, as of Oct 27, 2026$17.0bn$7.3bn
Holdings
Holdings in common0%

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

Risk and return

Dec 9, 2011 to Oct 23, 2026 · 776 weekly returns
IEI SPTS
Return
Total return edge SPTS (slight) +22.4% +23.9%
Annualized edge SPTS (slight) +1.4% +1.4%
Price return edge SPTS −5.8% −4.1%
Risk
Volatility edge SPTS 3.6% 2.6%
Max drawdown edge SPTS −14.1% −5.8%
Risk-adjusted
Sharpe edge IEI (slight) −0.09 −0.09
Sortino edge IEI −0.12 −0.14
Calmar edge SPTS 0.10 0.25
Reading

SPTS returned slightly more: +23.9% to +22.4%. SPTS swung less: 2.6% to 3.6%. SPTS fell less at its worst: −5.8% to −14.1%.

Full scorecard

9 measures, with how each is measured
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Risk and return: IEI vs SPTS: Differences, Returns & Fees
MeasureIEISPTSEdgeHow it is measured
Return
Total return+22.4%+23.9%SPTS (slight)Price change plus distributions, reinvested.
Annualized+1.4%+1.4%SPTS (slight)Total return as a yearly rate.
Price return−5.8%−4.1%SPTSPrice change alone, distributions left out.
Risk
Volatility3.6%2.6%SPTSSpread of weekly returns, annualized. Lower is steadier.
Downside deviation2.5%1.8%SPTSLike volatility, counting only weeks below the Treasury bill rate.
Max drawdown−14.1%−5.8%SPTSDeepest fall from a high to the low after it.
Risk-adjusted
Sharpe−0.09−0.09IEI (slight)Return above Treasury bills per unit of volatility.
Sortino−0.12−0.14IEIReturn above Treasury bills per unit of downside deviation.
Calmar0.100.25SPTSAnnualized return divided by the max drawdown.

Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 776 weekly returns. Cash rate: the 13-week Treasury bill.

What they share

0%

By the books each fund has filed, IEI and SPTS hold 0% of their money in the same securities at the same weight. Holdings dated Jun 30, 2026 and Aug 31, 2026.

0 half 100%

half

0% in common

Positions both hold · largest shared weight first IEI SPTS
Only in one fund ↓
Only in IEI
U.S. Treasury Notes, due Nov 30, 2030 2.90%
U.S. Treasury Notes, due Feb 15, 2032 2.30%
U.S. Treasury Notes, due Feb 28, 2030 2.29%
U.S. Treasury Notes, due Nov 15, 2031 2.26%
U.S. Treasury Notes, due Aug 31, 2030 2.24%
U.S. Treasury Notes, due May 15, 2033 2.17%
U.S. Treasury Notes, due Aug 15, 2031 2.11%
U.S. Treasury Notes, due Feb 15, 2033 2.10%
Only in SPTS
U.S. Treasury Notes, due Jan 31, 2028 1.82%
U.S. Treasury Notes, due Apr 30, 2029 1.42%
U.S. Treasury Notes, due Dec 31, 2027 1.37%
U.S. Treasury Notes, due Nov 30, 2027 1.37%
U.S. Treasury Notes, due May 31, 2029 1.37%
U.S. Treasury Notes, due Feb 29, 2028 1.36%
U.S. Treasury Notes, due Jun 30, 2029 1.36%
U.S. Treasury Notes, due Mar 31, 2029 1.30%
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Side by side

IEI iShares 3-7 Year Treasury Bond ETF SPTS State Street SPDR Portfolio Short Term Treasury ETF
Where it sits Bond ETF Bond ETF
What it is Tracks an index of 3-7 Year Treasury Bond Tracks an index
Total return, 1 year −1.1% +1.7%
Its benchmark over the same days not measured −1.4% (AGG)
Gap to its benchmark not measured +3.1 pts vs AGG
Expense ratio 0.15% 0.03%
Holdings 82 96
Net assets, as of Oct 27, 2026 $17.0bn $7.3bn

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

Client brief · page 1 of 2 Report BR-4E2B1E6773

IEI and SPTS are built for the same job. How do they differ in cost, holdings and results?

  1. What each follows. IEI follows ICE U.S. Treasury 3-7 Year Bond Index and SPTS follows Bloomberg 1-3 Year U.S. Treasury Index.
  2. Holdings in common. 0% of the weight is in the same securities (holdings dated Aug 31, 2026 and Jun 30, 2026).
  3. One-year total return. Over 1 year to Oct 28, 2026 IEI returned −1.1% and SPTS +1.7% with distributions reinvested, a gap of 2.8 points.

Data as of Oct 28, 2026.

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About each fund
IEI

IEI tracks an index of 3-7 Year Treasury Bond. Over the year to Oct 28, 2026 it returned −1.1% with distributions reinvested. The prospectus expense ratio is 0.15% a year.

SPTS

SPTS tracks an index. Over the year to Oct 28, 2026 it returned +1.7% with distributions reinvested, against −1.4% for its benchmark, the Bloomberg U.S. Aggregate Bond Index. The prospectus expense ratio is 0.03% a year.

Questions people ask

Which returned more over the last year, IEI or SPTS?
In the year to Oct 28, 2026, with distributions reinvested, IEI returned −1.1% and SPTS +1.7%.
Which is cheaper, IEI or SPTS?
SPTS is cheaper, by 0.12 percentage points a year. That is about $12 on $10,000 held for a year. Fees come from each fund's prospectus.
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ETFIQ, IEI against SPTS, data as of Oct 28, 2026. https://etfiq.com/compare/any/iei-vs-spts

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