Data as of Oct 28, 2026.
BIL vs IGM: Differences, Returns & Fees
Over the year to Oct 28, 2026, BIL returned +3.7% to IGM's +21.7%; 0% of their weight is in the same names.
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Net assets on Oct 27, 2026: $48.7bn for SPDR Bloomberg 1-3 Month T-Bill ETF and $11.0bn for iShares Expanded Tech Sector ETF.
Pair scorecard
BIL costs 0.23 points a year less; their one-year returns differ by 18.0 points; BIL is 4.4 times larger.
| Measure | BIL | IGM |
|---|---|---|
| Return | ||
| Total return, 1 year | +3.7% | +21.7% |
| Drawdown | ||
| Below its high | 6.2%, high on Oct 6, 2026 | |
| Benchmark | ||
| What it tracks | Bloomberg 1-3 Month U.S. Treasury Bill Index | S&P North American Expanded Technology Sector Index |
| Cost and size | ||
| Expense ratio | 0.14% | 0.37% |
| Net assets, as of Oct 27, 2026 | $48.7bn | $11.0bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 92% | |
| Top ten holdings, share of the fund | 56.8% | |
Holdings in common uses holdings dated Oct 27, 2026. Method
What they share
By the books each fund has filed, BIL and IGM hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
BIL and IGM on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
BIL
BIL tracks an index of 1-3 month T-bills. Over the year to Oct 28, 2026 it returned +3.7% with distributions reinvested. The prospectus expense ratio is 0.14% a year.
IGM
IGM tracks an index of Expanded Tech Sector. Over the year to Oct 28, 2026 it returned +21.7% with distributions reinvested. The prospectus expense ratio is 0.37% a year. By its holdings published by its issuer for Oct 27, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 295 positions, with the top ten at 56.8%. It sat 6.2% below its high of Oct 6, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, BIL or IGM?
- In the year to Oct 28, 2026, with distributions reinvested, BIL returned +3.7% and IGM +21.7%.
- Which is cheaper, BIL or IGM?
- BIL is cheaper, by 0.23 percentage points a year. That is about $23 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.
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ETFIQ, BIL against IGM, data as of Oct 28, 2026. https://etfiq.com/compare/any/bil-vs-igm
ETFIQ. (Oct 28, 2026). BIL against IGM. Retrieved from https://etfiq.com/compare/any/bil-vs-igm
[BIL against IGM (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/bil-vs-igm)
Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms.