ETF Overlap Checker
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ETF Overlap Checker

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XLB vs XLI Overlap

Both funds come from SPDR. XLB is an equity ETF, while XLI is an industrials ETF. XLB and XLI show limited overlap, with an estimated weighted overlap of 0.12%. They share 1 holdings in the loaded dataset, led by 857492706.

0.1% overlap
#
1Shared Holdings
OK
Low Overlap

Freshly computed.

Quick Answer

Both funds come from SPDR. XLB is an equity ETF, while XLI is an industrials ETF. XLB and XLI show limited overlap, with an estimated weighted overlap of 0.12%. They share 1 holdings in the loaded dataset, led by 857492706.

  • 0.12% weighted overlap across 1 shared holdings.
  • The top three shared holdings explain 103.42% of the measured overlap.
  • XLB is the broader fund, while XLI is more targeted.
  • The overlap is mostly explained by the top shared positions rather than sector labels alone.
  • Holding both can still add materially different exposure.

Data Freshness

XLB holdings
Aug 13, 2026
XLI holdings
Aug 13, 2026
Overlap computed
Aug 14, 2026
Data source
Financial Modeling Prep

Review the methodology for the overlap formula and refresh policy.

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About These ETFs

ETF A

XLB

State Street Materials Select Sector SPDR ETF

Issuer
SPDR
Asset class
Equity
Expense ratio
0.08%
AUM
$9B
Inception
Dec 16, 1998

ETF B

XLI

State Street Industrial Select Sector SPDR ETF

Issuer
SPDR
Asset class
Equity
Expense ratio
0.08%
AUM
$35B
Inception
Dec 16, 1998

What Stands Out In This Comparison

01

What This Means

Both funds come from SPDR. XLB is an equity ETF, while XLI is an industrials ETF. XLB and XLI do not own much of the same portfolio weight. That usually means you are combining different parts of the market, with only a small amount of duplication through names like 857492706.

02

How They Differ

Both funds come from SPDR. XLB is an equity ETF, while XLI is an industrials ETF. XLB is the broader fund, while XLI is the more targeted sleeve. XLB and XLI are priced very similarly on expense ratio.

03

What Drives The Overlap

The overlap is driven by a relatively small set of large shared positions. The top three shared holdings account for 103.42% of the score, which means the result is heavily influenced by the biggest common weights rather than a long tail of tiny positions.

04

When One May Fit Better

If you want the broader portfolio building block, XLB is usually the wider choice. If you want the more focused tilt, XLI is the narrower expression. XLB and XLI are priced very similarly on expense ratio.

Overlap Driver Snapshot

Concentration

The top three shared holdings explain 103.42% of the full overlap score.

That helps show whether the score comes from a handful of giant shared positions or from a broader mix of common holdings.

Shared Sector Tilt

Sector tags are not consistently available for the biggest shared positions in this dataset, so this comparison leans more on the specific holdings than on sector labels.

Top Shared Holdings

These are the holdings contributing the most to the overlap score between XLB and XLI.

HoldingNameXLB Wt.XLI Wt.Overlap
857492706State Street Global Advisors0.19%0.12%0.12%

Why These ETFs Overlap

Both funds come from SPDR. XLB is an equity ETF, while XLI is an industrials ETF. The overlap exists because both funds allocate meaningful weight to the same holdings. In this dataset, the biggest shared drivers are 857492706, which appear in both portfolios and push the overlap score higher.

Holding both XLB and XLI can make sense if you want exposure to different sleeves of the market. The overlap is small enough that both funds may still improve diversification.

Related Comparisons

AGG vs XLB->AGG vs XLI->BND vs XLB->BND vs XLI->

Frequently Asked Questions About XLB and XLI

What is the overlap between XLB and XLI?+
XLB and XLI currently show an estimated weighted overlap of 0.12% based on the loaded holdings data.
How many holdings do XLB and XLI share?+
They share 1 holdings in the current dataset.
Is the XLB and XLI overlap high?+
The current verdict is Low Overlap. That means the two ETFs have limited duplication in portfolio weight.
Why do XLB and XLI overlap?+
XLB and XLI overlap because the same large positions appear in both funds. In this comparison, the top three shared holdings explain 103.42% of the measured overlap score.
Which ETF is broader, XLB or XLI?+
XLB is the broader fund, while XLI is the more targeted sleeve. That does not automatically make one better, but it helps explain why the pair can overlap while still serving different roles.

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How Overlap Is Calculated

A straightforward approach used by portfolio analysts.

Overlap = sum(min(Weight_A, Weight_B)) for each shared holding

For every stock that appears in both ETFs, we take the smaller of the two weights. Adding up all those minimums gives the total overlap percentage. A score of 100% means the two ETFs hold the exact same stocks in the same proportions.

Want the full explanation? Read the methodology page.

Looking for another pair? Start from the homepage or open the canonical URL for this comparison at /compare/XLB-XLI.