Guardfolio Research · ETF Overlap
VUG vs IWF Overlap: 59.5% of Weight in Shared Holdings
VUG (Vanguard Growth) and IWF (iShares Russell 1000 Growth) overlap by 59.5% of weight through 10 shared top-10 holdings — including NVDA, AAPL, MSFT, AVGO, AMZN. Here is exactly which stocks duplicate, the sector picture, and whether holding both concentrates or diversifies your portfolio.
Overlap Summary
Bottom line
VUG and IWF overlap heavily — 59.5% of weight sits in the same 10 top-10 names. Owning both stacks the same mega-cap bets rather than spreading risk.
The Data
Exactly which stocks VUG and IWF share
The table below shows every holding that appears in both funds' top 10, with each fund's weight and the shared (minimum) weight that counts toward overlap.
| Holding | VUG weight | IWF weight | Shared (min) |
|---|---|---|---|
| NVIDIA Corp. (NVDA) | 13.33% | 14.79% | 13.33% |
| Apple Inc. (AAPL) | 11.53% | 11.58% | 11.53% |
| Microsoft Corp. (MSFT) | 8.76% | 8.26% | 8.26% |
| Broadcom Inc. (AVGO) | 5.20% | 5.76% | 5.20% |
| Amazon.com, Inc. (AMZN) | 5.11% | 5.06% | 5.06% |
| Alphabet Inc. (GOOGL) | 6.49% | 4.18% | 4.18% |
| Alphabet Inc. (GOOG) | 5.11% | 3.37% | 3.37% |
| Meta Platforms, Inc. (META) | 3.88% | 3.16% | 3.16% |
| Tesla, Inc. (TSLA) | 3.12% | 3.58% | 3.12% |
| Eli Lilly and Company (LLY) | 2.31% | 2.46% | 2.31% |
| Total shared top-10 weight | 64.8% | 62.2% | 59.5% |
Weights are approximate, based on the most recent quarterly holdings. The 59.5% figure is the sum of the lesser of each fund's weight per shared holding (the conservative top-10 method).
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Sector Picture
VUG vs IWF: sector exposure side by side
Two funds can share few holdings yet still concentrate the same sectors. Here is how the top sectors compare (93.0% combined sector overlap).
| Sector | VUG | IWF |
|---|---|---|
| Technology | 50.5% | 52.8% |
| Consumer Discretionary | 14.3% | 13.2% |
| Communication Services | 10.7% | 9.5% |
| Financial Services | 6.6% | 6.3% |
| Healthcare | 5.5% | 6.4% |
| Industrials | 5.5% | 5.7% |
The Verdict
Should you hold both VUG and IWF?
VUG and IWF overlap heavily — 59.5% of weight sits in the same 10 top-10 names. Owning both stacks the same mega-cap bets rather than spreading risk. You are also paying two expense ratios for largely the same exposure. Treat this pair as one position, not two.
FAQ
VUG vs IWF overlap: common questions
How much do VUG and IWF overlap?
VUG (Vanguard Growth) and IWF (iShares Russell 1000 Growth) overlap by approximately 59.5% of weight based on their top-10 holdings, with 93.0% sector overlap. They share 10 top-10 holdings: NVDA, AAPL, MSFT, AVGO, AMZN, GOOGL, GOOG, META, TSLA, LLY.
What stocks do VUG and IWF both hold?
Both VUG and IWF hold NVIDIA Corp (NVDA), Apple Inc (AAPL), Microsoft Corp (MSFT), Broadcom Inc (AVGO), Amazon (AMZN), Alphabet Inc (GOOGL), Alphabet Inc (GOOG), Meta Platforms (META) among their top positions. These shared names account for the 59.5% weight overlap.
Is it worth holding both VUG and IWF?
VUG and IWF overlap heavily — 59.5% of weight sits in the same 10 top-10 names. Owning both stacks the same mega-cap bets rather than spreading risk. You are also paying two expense ratios for largely the same exposure. Treat this pair as one position, not two.
What is the difference between VUG and IWF?
VUG is a large-cap growth fund (US Large-Cap Growth, 0.04% expense ratio) and IWF is a large-cap growth fund (US Large-Cap Growth, 0.19% expense ratio). VUG's top 10 is 64.8% of the fund; IWF's is 62.2%.
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