Data as of Oct 28, 2026.
IGM vs IYW: Differences, Returns & Fees
Over the year to Oct 28, 2026, IGM returned +21.7% to IYW's +23.2%; 77% of their weight is in the same names.
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Net assets on Oct 27, 2026: $11.0bn for iShares Expanded Tech Sector ETF and $25.0bn for iShares U.S. Technology ETF.
Pair scorecard
Both cost 0.37% a year; their one-year returns differ by 1.5 points; IYW is 2.3 times larger.
Points (pts) are percentage points.
| Measure | IGM | IYW |
|---|---|---|
| Return | ||
| Total return, 1 year | +21.7% | +23.2% |
| Drawdown | ||
| Below its high | 6.2%, high on Oct 6, 2026 | 5.5%, high on Oct 6, 2026 |
| Benchmark | ||
| What it tracks | S&P North American Expanded Technology Sector Index | Russell 1000 Technology RIC 22 |
| Cost and size | ||
| Expense ratio | 0.37% | 0.37% |
| Net assets, as of Oct 27, 2026 | $11.0bn | $25.0bn |
| Holdings | ||
| Holdings in common | 77% | |
| Top ten holdings, share of the fund | 56.8% | 65.1% |
Holdings in common uses holdings dated Oct 27, 2026. Method
Risk and return
Mar 30, 2001 to Oct 23, 2026 · 1,334 weekly returnsIYW returned slightly more: +2,075.2% to +1,968.5%. IGM swung slightly less: 23.5% to 24.0%. IGM and IYW fell about the same at their worst: −62.6% and −61.6%.
Full scorecard
9 measures, with how each is measured Open ↓
| Measure | IGM | IYW | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +1,968.5% | +2,075.2% | IYW (slight) | Price change plus distributions, reinvested. |
| Annualized | +12.5% | +12.8% | Tie | Total return as a yearly rate. |
| Price return | +1,744.2% | +1,775.6% | Tie | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 23.5% | 24.0% | IGM (slight) | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 16.1% | 16.4% | Tie | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −62.6% | −61.6% | Tie | Deepest fall from a high to the low after it. |
| Risk-adjusted | ||||
| Sharpe | 0.55 | 0.55 | Tie | Return above Treasury bills per unit of volatility. |
| Sortino | 0.80 | 0.80 | Tie | Return above Treasury bills per unit of downside deviation. |
| Calmar | 0.20 | 0.21 | IYW (slight) | Annualized return divided by the max drawdown. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 1,334 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, IGM and IYW hold 77% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.
half
77% in common
Only in one fund ↓
Side by side
IGM and IYW on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IGM and IYW are built for the same job. How do they differ in cost, holdings and results?
- What each follows. IGM follows S&P North American Expanded Technology Sector Index and IYW follows Russell 1000 Technology RIC 22.
- Holdings in common (similar). 77% of the weight is in the same securities (holdings dated Oct 27, 2026).
- One-year total return (similar). Over 1 year to Oct 28, 2026 IGM returned +21.7% and IYW +23.2% with distributions reinvested, a gap of 1.5 points.
Data as of Oct 28, 2026.
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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.
IYW
IYW tracks an index of U.S. Technology. Over the year to Oct 28, 2026 it returned +23.2% with distributions reinvested, against +13.1% for its benchmark, the Russell 1000 Index. By its holdings published by its issuer for Oct 27, 2026, 94% of the fund by weight is stocks the S&P 500 also holds, across 150 positions, with the top ten at 65.1%. It sat 5.5% below its high of Oct 6, 2026 on Oct 28, 2026.
Questions people ask
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How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, IGM against IYW, data as of Oct 28, 2026. https://etfiq.com/compare/any/igm-vs-iyw
ETFIQ. (Oct 28, 2026). IGM against IYW. Retrieved from https://etfiq.com/compare/any/igm-vs-iyw
[IGM against IYW (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/igm-vs-iyw)
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