Check Mutual Fund Overlap Percentage Fast

Understand how much a fund duplicates what you already own, where concentration risk hides, and how allocations change before you invest.

  • See Overlap Before You Buy
  • Understand Hidden Concentration
  • Verify Diversification Changes
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Fund and portfolio overlap circles with overlap percentage

Trusted by Investors Worldwide

Overlap %
Fund vs Portfolio View
100,000+
Stocks, ETFs, And Crypto Covered
30 Years
Historical Price Data
"The overlap view helped me spot that two funds were basically the same trade. I adjusted my allocation with more confidence."
Investor portrait
Daniel K.
Long-Term Investor

Make Fund Choices With More Clarity

Use overlap and allocation data to decide what to add, keep, or replace

See Overlap Before You Buy

Check shared holdings and weights so you can avoid paying extra fees for the same exposure.

Understand Hidden Concentration

Spot when a few names dominate both your portfolio and the fund, which can raise single-stock risk.

Verify Diversification Changes

Compare sector and region exposure so you can confirm a new fund adds something new, not more of the same.

Compare Two Funds Side By Side

Review holdings, fees, and exposure differences to choose the option that fits your plan.

Stress Test The Combined Portfolio

Run historical crisis scenarios to see how overlap-driven concentration could affect drawdowns.

Keep Overlap Updated Over Time

Track changes as prices move and you add positions, so your diversification decisions stay current.

Go From Import To Decision Fast

1

Add Your Portfolio

Import via CSV, connect a broker on eligible plans, or enter holdings manually.

2

Analyze Fund Overlap

Select a mutual fund and your portfolio to view overlap percentage, shared holdings, and weight-by-weight duplication.

3

Decide And Track The Outcome

Compare alternatives, check concentration and sector exposure, then monitor performance and risk after changes.

Overlap Insights You Can Act On

Holdings-Level Overlap Breakdown

See exactly which positions drive duplication, including each holding's weight in the fund, weight in your portfolio, and the overlap contribution.

Holdings list showing weights in ETF and portfolio and overlap percentage
Vertical bar chart of sector overlap between ETF and portfolio

Sector Duplication And Exposure Checks

Validate whether a fund changes your diversification by reviewing sector overlap and your updated allocation mix.

Stress Tests For Concentration Risk

Compare how your portfolio and a benchmark behaved across past crises to understand drawdowns that overlap and concentration can amplify.

Stress test return line chart comparing portfolio and benchmark over crisis periods

Simple, Transparent Pricing

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  • 100,000+ Stocks, ETFs, and Cryptos
  • 30 Years of Asset History
  • CSV & Manual Investment Import
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  • Stress Testing
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Common Questions Before You Commit

It is the share of your portfolio that overlaps with a mutual fund based on underlying holdings and weights. A higher overlap can mean you are adding similar exposure rather than new diversification.

Check Overlap Before Your Next Buy

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