IWM vs VGT: how much do they overlap?
iShares Russell 2000 ETF (IWM) · Vanguard Information Technology ETF (VGT)
overlap by weight · 168 shared holdings
IWM: 1934 holdings (as of 2026-03-31) · VGT: 319 holdings (as of 2026-02-28)
Note: the two funds' latest official filings have different dates, which can understate overlap slightly for funds tracking similar indexes.
Low overlap
What this means
IWM and VGT hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in IWM | in VGT |
|---|---|---|---|
| Advanced Energy Industries, Inc. | AEIS | 0.41% | 0.2% |
| Fabrinet | FN | 0.64% | 0.2% |
| TTM Technologies, Inc. | TTMI | 0.34% | 0.19% |
| SiTime Corp. | SITM | 0.26% | 0.16% |
| FormFactor, Inc. | FORM | 0.26% | 0.15% |
| Semtech Corp. | SMTC | 0.24% | 0.15% |
| Credo Technology Group Holding Ltd. | CRDO | 0.52% | 0.14% |
| Silicon Laboratories, Inc. | SLAB | 0.23% | 0.13% |
| Viavi Solutions, Inc. | VIAV | 0.26% | 0.13% |
| InterDigital, Inc. | IDCC | 0.27% | 0.13% |
FAQ
How much do IWM and VGT overlap?
IWM and VGT have a 7.2% overlap by weight, sharing 168 holdings (out of 1934 in IWM and 319 in VGT), based on official issuer holdings as of 2026-03-31.
What does 7.2% overlap mean?
IWM and VGT hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do IWM and VGT both hold?
The largest shared positions are Advanced Energy Industries, Inc., Fabrinet, TTM Technologies, Inc., SiTime Corp., FormFactor, Inc.. The full list of top shared holdings with weights in each fund is shown on this page.