⚔️ Head-to-Head Overlap Analysis

VOO vs QQQ Overlap & Concentration Screener

Comparing Vanguard S&P 500 ETF and Invesco QQQ Trust. Uncover shared underlying stock holdings, sector concentration, and whether holding these funds creates redundant portfolio drag.

⚖️ Select Your ETF Allocation (Up to 6)

Add ETFs and set your target weights. Real-time look-through calculates your true single-stock and sector exposure.

Allocation Total:
100%
Executive Summary (Equal Allocation)

Analyzing Portfolio Allocation...

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Analyzing look-through constituent overlap, fee drag, and single-stock concentration...

Top 5 Concentration --%
Top 10 Concentration --%
Unique Holdings --
Blended Fee --%
Largest Shared Holdings

🔄 Pairwise ETF Overlap & Redundancy Analysis

Calculating...

High overlap between two funds means you are paying multiple expense ratios for virtually the same underlying companies.

🔍 True Underlying Stock Exposure (Look-Through)

Your real aggregate ownership in single stocks after multiplying your ETF allocations by each fund's holdings.

Concentration Heatmap (Top Holdings)
High (>6%) Moderate (3%–6%) Diversified (<3%)
Detailed Holdings Breakdown
Stock / Company Effective Weight Contributing ETFs

📊 Sector Exposures vs Broad Market Benchmark (VTI)

Shows where your ETF combination is heavily overweight (concentrated tilt) or underweight compared to the total US stock market.

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Download Ideal Low-Overlap ETF Pairings & Model Portfolios (PDF)

Eliminate redundant holding drag and tech concentration. Get 5 benchmark portfolio allocations with Venn diagrams and constituent overlap scores.

  • ✓ Visual Venn diagrams comparing popular pairs (VOO vs VTI, QQQ vs VOO)
  • ✓ 5 proven model allocations (Reddit Trio, Bogleheads 3-Fund, Factor Barbell)
  • ✓ Exact step-by-step rebalancing guidelines and look-through weight rules

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❓ Common Questions

Frequently Asked Questions: VOO vs QQQ

Answers on overlap redundancy, top holding duplication, and allocation tradeoffs between VOO and QQQ.

How much do VOO and QQQ overlap?

At equal allocations, VOO and QQQ exhibit an overall overlap and redundancy score of 53%. Your portfolio contains moderate overlap or mega-cap tilt. Returns will be closely linked to a few dominant companies.

What are the top overlapping stock holdings between VOO and QQQ?

The largest shared stock holdings across VOO and QQQ include Apple Inc. (8.0%), Microsoft Corporation (7.3%), NVIDIA Corporation (7.3%), Alphabet Inc. (4.7%), Amazon.com Inc. (4.5%), Meta Platforms Inc. Class A (3.7%), Broadcom Inc. (3.1%), Tesla Inc. (2.5%).

What is the combined top 5 stock concentration when holding VOO and QQQ?

Holding equal weights in VOO and QQQ results in 31.8% of your total capital concentrated in just 5 individual companies.

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💬 Reader Discussion & Notes

Discussion 🟢 Open for Discussion

Between these funds, which allocation fits your portfolio plan best?

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