ETF comparison
IGM vs IYW
Both Technology.
iShares Expanded Tech Sector ETF · iShares U.S. Technology ETF
Holdings overlap
129 positions appear in both funds. Buying equal dollars of IGM and IYW would leave roughly 77.7% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
Expense ratios are effectively identical (0.37% vs 0.37%).
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with IGM vs IYW.
Top shared holdings
129 shared in total| # | Holding | In IGM | In IYW | Overlap |
|---|---|---|---|---|
| 1 | NVIDIA Corp. | 7.96% | 13.65% | 7.96% |
| 2 | Apple, Inc. | 7.91% | 13.15% | 7.91% |
| 3 | Microsoft Corp. | 7.49% | 10.68% | 7.49% |
| 4 | Broadcom, Inc. | 7.60% | 4.62% | 4.62% |
| 5 | Alphabet, Inc. | 4.44% | 6.18% | 4.44% |
| 6 | Meta Platforms, Inc. | 4.16% | 3.79% | 3.79% |
| 7 | Alphabet, Inc. | 3.54% | 5.05% | 3.54% |
| 8 | Advanced Micro Devices, Inc. | 4.13% | 3.06% | 3.06% |
| 9 | Micron Technology, Inc. | 5.46% | 2.97% | 2.97% |
| 10 | Applied Materials, Inc. | 2.50% | 2.10% | 2.10% |
| 11 | Intel Corp. | 2.87% | 2.06% | 2.06% |
| 12 | Lam Research Corp. | 2.36% | 1.91% | 1.91% |
Only in IGM
166 total- Cisco Systems, Inc. 2.02%
- Netflix, Inc. 1.31%
- Seagate Technology Holdings plc 0.94%
- Arista Networks, Inc. 0.76%
- Shopify, Inc. 0.61%
- Accenture plc 0.33%
- NXP Semiconductors NV 0.31%
- Ciena Corp. 0.30%
- Motorola Solutions, Inc. 0.30%
- Lumentum Holdings, Inc. 0.29%
Only in IYW
20 total- VERTIV HOLDINGS CO 0.48%
- DOORDASH, INC. 0.38%
- SS&C TECHNOLOGIES HOLDINGS, INC. 0.08%
- TOAST, INC. 0.08%
- LEIDOS HOLDINGS, INC. 0.08%
- IREN LIMITED 0.06%
- CACI INTERNATIONAL INC. 0.06%
- Maplebear Inc 0.04%
- PAYCOM SOFTWARE, INC. 0.03%
- GLOBALFOUNDRIES INC. 0.03%
Related comparisons
More comparisons with IGM
- IGM vs XLK · State Street Technology Select Sector SPDR ETF 75.8%
- IGM vs VGT · Vanguard Information Technology Index Fund ETF Shares 72.6%
- IGM vs FTEC · Fidelity MSCI Information Technology Index ETF 71.0%
- IGM vs IXN · iShares Global Tech ETF 67.4%
- IGM vs IGV · iShares Expanded Tech-Software Sector ETF 18.8%
More comparisons with IYW
- IYW vs FTEC · Fidelity MSCI Information Technology Index ETF 77.6%
- IYW vs VGT · Vanguard Information Technology Index Fund ETF Shares 77.3%
- IYW vs XLK · State Street Technology Select Sector SPDR ETF 75.4%
- IYW vs IXN · iShares Global Tech ETF 66.9%
- IYW vs IGV · iShares Expanded Tech-Software Sector ETF 20.0%
Percentages are holdings overlap with the named fund.
Open IGM or IYW at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.