Most Popular ETF Comparisons
Growth concentration and mega-cap technology exposure comparison. Over half of holdings overlap.
Read comparisonTotal market vs S&P 500 exposure. Very high overlap despite VTI holding 3,700+ stocks.
Read comparisonNearly identical S&P 500 holdings. The real difference is expense ratio and liquidity.
Read comparisonDifferent dividend strategies with genuinely low overlap. One of the rare pairings worth combining.
Read comparisonBitcoin ETF vs Nasdaq-100 — completely different asset classes with zero holdings overlap. A volatility and growth narrative comparison.
Read comparisonWhat Is ETF Overlap?
ETF overlap refers to the percentage of shared holdings between two exchange-traded funds. High overlap may reduce true diversification and increase sector concentration risk.
For precise weighted duplication analysis, use our ETF Overlap Calculator.
Why ETF Overlap Matters
Many investors unknowingly duplicate exposure when combining multiple ETFs. High overlap can reduce true diversification and increase concentration risk in specific sectors such as technology or mega-cap growth.
Analyze Your Portfolio Directly
Before combining ETFs, run a full duplication check to see exactly which holdings you're doubling up on and how it affects your overall portfolio risk.
Open the ETF Overlap Calculator
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Compare ETF holdings, detect hidden concentration risk, and optimize diversification — free.
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