ETF Comparison
90% overlap
VOO vs VTI Overlap & Concentration Risk Analyzer
Compare overlapping holdings between VOO, VTI. See true underlying stock exposure, sector concentration, and expense drag without redundant fees.
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Comparing Vanguard S&P 500 ETF and iShares Core S&P 500 ETF. Uncover shared underlying stock holdings, sector concentration, and whether holding these funds creates redundant portfolio drag.
Your asset allocation exhibits significant single-stock reliance or severe duplication across your chosen funds. Holding equal parts of VOO and IVV yields a blended annual expense ratio of 0.03%, with 27.3% of your total capital concentrated in the top 5 individual equities.
Adjust the sliders below to see how varying allocations change your single-stock concentration, sector tilts, and effective look-through exposure.
Add ETFs and set your target weights. Real-time look-through calculates your true single-stock and sector exposure.
Combined weight of 5 largest stocks
Combined weight of 10 largest stocks
Duplication across holdings
Blended annual fund management fee
High overlap between two funds means you are paying multiple expense ratios for virtually the same underlying companies.
Your real aggregate ownership in single stocks after multiplying your ETF allocations by each fund's holdings.
| Stock / Company | Effective Weight | Contributing ETFs |
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Shows where your ETF combination is heavily overweight (concentrated tilt) or underweight compared to the total US stock market.
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Compare overlapping holdings between VOO, VTI. See true underlying stock exposure, sector concentration, and expense drag without redundant fees.
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