Data as of Oct 28, 2026.
IBDW vs IGSB: Differences, Returns & Fees
IBDW's duration was 4.2 years on Jul 31, 2026 and IGSB's 2.7 on Aug 31, 2026; IGSB charges 0.04% to IBDW's 0.10%.
askIQ about this page
askIQ about IBDW and IGSB
Net assets: $2.7bn on Oct 27, 2026 for iShares iBonds Dec 2031 Term Corporate ETF, and $23.7bn on Oct 28, 2026 for iShares 1-5 Year Investment Grade Corporate Bond ETF.
Pair scorecard
IGSB costs 0.06 points a year less; their one-year returns differ by 1.9 points; IGSB is 8.8 times larger.
| Measure | IBDW | IGSB |
|---|---|---|
| Return | ||
| Total return, 1 year | −0.6% | +1.3% |
| Benchmark | ||
| What it tracks | Bloomberg December 2031 Maturity Corporate Index | ICE BofA 1-5 Year US Corporate Index |
| Cost and size | ||
| Expense ratio | 0.10% | 0.04% |
| Net assets, as of Oct 26, 2026 | $2.7bn | $23.7bn |
| Holdings | ||
| Holdings in common | 9% | |
Holdings in common uses holdings dated Jul 31, 2026 and Aug 31, 2026. Method
Risk and return
Jul 2, 2021 to Oct 23, 2026 · 277 weekly returnsIGSB returned more: +12.8% to +0.5%. IGSB swung less: 2.7% to 6.9%. IGSB fell less at its worst: −9.0% to −23.3%.
Full scorecard
9 measures, with how each is measured Open ↓
| Measure | IBDW | IGSB | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +0.5% | +12.8% | IGSB | Price change plus distributions, reinvested. |
| Annualized | +0.1% | +2.3% | IGSB | Total return as a yearly rate. |
| Price return | −19.8% | −6.0% | IGSB | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 6.9% | 2.7% | IGSB | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 5.2% | 2.0% | IGSB | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −23.3% | −9.0% | IGSB | Deepest fall from a high to the low after it. |
| Risk-adjusted | ||||
| Sharpe | −0.49 | −0.52 | IBDW (slight) | Return above Treasury bills per unit of volatility. |
| Sortino | −0.65 | −0.69 | IBDW (slight) | Return above Treasury bills per unit of downside deviation. |
| Calmar | 0.00 | 0.25 | IGSB | Annualized return divided by the max drawdown. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 277 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, IBDW and IGSB hold 9% of their money in the same securities at the same weight. Holdings dated Jul 31, 2026 and Aug 31, 2026.
half
9% in common
Only in one fund ↓
Side by side
IBDW and IGSB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IBDW and IGSB are built for the same job. How do they differ in cost, holdings and results?
- What each follows. IBDW follows Bloomberg December 2031 Maturity Corporate Index and IGSB follows ICE BofA 1-5 Year US Corporate Index.
- Holdings in common. 9% of the weight is in the same securities (holdings dated Jul 31, 2026 and Aug 31, 2026).
- Number of holdings. IBDW holds 669 positions and IGSB holds 4781.
Data as of Oct 28, 2026.
The two-page PDF for this pair is coming. Save the comparison to follow its changes. Free. It needs an email sign-in, once.
IBDW
IBDW tracks an index. Over the year to Oct 28, 2026 it returned −0.6% with distributions reinvested, against −1.2% for its benchmark, the Bloomberg U.S. Universal Index. The prospectus expense ratio is 0.10% a year.
IGSB
IGSB tracks an index of 1-5 Year Investment Grade Corporate Bond. Over the year to Oct 28, 2026 it returned +1.3% with distributions reinvested. The prospectus expense ratio is 0.04% a year.
Questions people ask
- Which returned more over the last year, IBDW or IGSB?
- In the year to Oct 28, 2026, with distributions reinvested, IBDW returned −0.6% and IGSB +1.3%.
- Which is cheaper, IBDW or IGSB?
- IGSB is cheaper, by 0.06 percentage points a year. That is about $6 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
Cite this pageCitation, APA and Markdown
ETFIQ, IBDW against IGSB, data as of Oct 28, 2026. https://etfiq.com/compare/any/ibdw-vs-igsb
ETFIQ. (Oct 28, 2026). IBDW against IGSB. Retrieved from https://etfiq.com/compare/any/ibdw-vs-igsb
[IBDW against IGSB (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/ibdw-vs-igsb)
Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.