Guardfolio Research · ETF Overlap
QQQ vs IWF Overlap: 40.3% of Weight in Shared Holdings
QQQ (Invesco QQQ) and IWF (iShares Russell 1000 Growth) overlap by 40.3% of weight through 8 shared top-10 holdings — including NVDA, AAPL, MSFT, AMZN, GOOGL. Here is exactly which stocks duplicate, the sector picture, and whether holding both concentrates or diversifies your portfolio.
Overlap Summary
Bottom line
QQQ and IWF overlap heavily — 40.3% of weight sits in the same 8 top-10 names. Owning both stacks the same mega-cap bets rather than spreading risk.
The Data
Exactly which stocks QQQ 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 | QQQ weight | IWF weight | Shared (min) |
|---|---|---|---|
| NVIDIA Corp. (NVDA) | 9.35% | 14.79% | 9.35% |
| Apple Inc. (AAPL) | 7.15% | 11.58% | 7.15% |
| Microsoft Corp. (MSFT) | 4.96% | 8.26% | 4.96% |
| Amazon.com, Inc. (AMZN) | 4.68% | 5.06% | 4.68% |
| Alphabet Inc. (GOOGL) | 3.81% | 4.18% | 3.81% |
| Tesla, Inc. (TSLA) | 3.61% | 3.58% | 3.58% |
| Broadcom Inc. (AVGO) | 3.40% | 5.76% | 3.40% |
| Alphabet Inc. (GOOG) | 3.53% | 3.37% | 3.37% |
| Total shared top-10 weight | 40.5% | 56.6% | 40.3% |
Weights are approximate, based on the most recent quarterly holdings. The 40.3% 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
QQQ 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 (88.0% combined sector overlap).
| Sector | QQQ | IWF |
|---|---|---|
| Technology | 53.6% | 52.8% |
| Consumer Discretionary | 13.0% | 13.2% |
| Communication Services | 12.6% | 9.5% |
| Industrials | 4.6% | 5.7% |
| Healthcare | 4.3% | 6.4% |
| Consumer Staples | 5.0% | 2.5% |
The Verdict
Should you hold both QQQ and IWF?
QQQ and IWF overlap heavily — 40.3% of weight sits in the same 8 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
QQQ vs IWF overlap: common questions
How much do QQQ and IWF overlap?
QQQ (Invesco QQQ) and IWF (iShares Russell 1000 Growth) overlap by approximately 40.3% of weight based on their top-10 holdings, with 88.0% sector overlap. They share 8 top-10 holdings: NVDA, AAPL, MSFT, AMZN, GOOGL, TSLA, AVGO, GOOG.
What stocks do QQQ and IWF both hold?
Both QQQ and IWF hold NVIDIA Corp (NVDA), Apple Inc (AAPL), Microsoft Corp (MSFT), Amazon (AMZN), Alphabet Inc (GOOGL), Tesla (TSLA), Broadcom Inc (AVGO), Alphabet Inc (GOOG) among their top positions. These shared names account for the 40.3% weight overlap.
Is it worth holding both QQQ and IWF?
QQQ and IWF overlap heavily — 40.3% of weight sits in the same 8 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 QQQ and IWF?
QQQ is a large-cap growth fund (US Large-Cap Growth (Nasdaq-100), 0.20% expense ratio) and IWF is a large-cap growth fund (US Large-Cap Growth, 0.19% expense ratio). QQQ's top 10 is 47.7% of the fund; IWF's is 62.2%.
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