QQQ vs VIG: 30% overlap
Invesco QQQ Trust and Vanguard Dividend Appreciation ETF share 30.2% of their portfolios by weight — computed as Σ min(wA, wB) over every holding both funds own.
You would hold two tickers and get the diversification of 1.7. Two funds that shared nothing would score 2.0; two identical funds score 1.0.
Top shared holdings
QQQ and VIG hold 29 of the same securities. The ten contributing most to the overlap figure:
| Holding | in QQQ | in VIG | Δ |
|---|---|---|---|
| AAPL | 7.8% | 4.2% | 3.6% |
| MSFT | 4.7% | 3.5% | 1.1% |
| AVGO | 3.1% | 4.5% | 1.5% |
| WMT | 2.4% | 2.2% | 0.2% |
| CSCO | 2.0% | 2.0% | 0.0% |
| LRCX | 1.8% | 2.4% | 0.5% |
| COST | 1.9% | 1.8% | 0.1% |
| KLAC | 1.3% | 1.7% | 0.4% |
| TXN | 1.2% | 1.2% | 0.0% |
| LIN | 1.1% | 1.0% | 0.0% |
Where QQQ and VIG differ
Sector weights as a share of each fund, ordered by the size of the gap rather than the size of the sector — two funds that overlap heavily still usually diverge somewhere.
| Sector | QQQ | VIG | Δ |
|---|---|---|---|
| Information Technology | 59.1% | 26.3% | +32.8pp |
| Financials | 0.2% | 20.2% | −20.0pp |
| Health Care | 3.6% | 17.7% | −14.0pp |
| Communication Services | 13.1% | 0.0% | +13.1pp |
| Industrials | 3.5% | 12.2% | −8.6pp |
| Consumer Discretionary | 10.0% | 4.3% | +5.7pp |
| Consumer Staples | 6.4% | 9.3% | −2.9pp |
| Energy | 0.5% | 3.0% | −2.4pp |
Δ is QQQ minus VIG, in percentage points. Sector data is not published by every issuer, so “Unclassified” is a real category rather than a gap in the table.
What each fund holds alone
64.3% of QQQ by weight, held in no part of VIG.
66.8% of VIG by weight, held in no part of QQQ.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| QQQ | VIG | |
|---|---|---|
| Top 10 holdings | 45.9% | 31.9% |
| Positions held | 104 | 333 |
| Cost per $10,000 held, per year | $20 | $4 |
Cost is the expense ratio applied to $10,000; it excludes any brokerage commission, bid-ask spread or tax consequence. Figures are facts about the funds, not a suggestion about which to hold.
Frequently asked
How much do QQQ and VIG overlap?
QQQ and VIG overlap 30.2% by portfolio weight — moderate overlap. They share 29 holdings. The figure comes from current issuer holdings files (QQQ as of 2026-07-23, VIG as of 2026-06-30).
How is the overlap between QQQ and VIG calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If QQQ holds a stock at 6% and VIG holds the same stock at 4%, 4% counts as shared. The result is bounded between 0% and 100%, and it is computed after looking through any fund-of-funds to the underlying holdings.
Is it redundant to hold both QQQ and VIG?
That depends on your goals — we state facts, not advice. At 30.2% overlap, each fund still contributes meaningfully distinct exposure.
What does QQQ own that VIG doesn't?
QQQ holds 104 positions and VIG holds 333; 75 of QQQ's positions don't appear in VIG at all, and they are 64.3% of QQQ by weight.
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Related comparisons
Sources: issuer holdings files, QQQ as of 2026-07-23, VIG as of 2026-06-30. Weights are fractions of each fund. Diagnostics, not advice.