BNDX vs XLI: 0% overlap
Vanguard Total International Bond ETF and Industrial Select Sector SPDR Fund share 0.0% of their portfolios by weight — computed as Σ min(wA, wB) over every holding both funds own.
You would hold two tickers and get the diversification of 2.0. Two funds that shared nothing would score 2.0; two identical funds score 1.0.
Top shared holdings
BNDX and XLI hold 5 of the same securities. The ten contributing most to the overlap figure:
| Holding | in BNDX | in XLI | Δ |
|---|---|---|---|
| CASH | 1.3% | 0.0% | 1.3% |
| GE | 0.0% | 6.4% | 6.4% |
| DE | 0.0% | 2.7% | 2.7% |
| WAB | 0.0% | 0.9% | 0.9% |
| OTIS | 0.0% | 0.5% | 0.5% |
Where BNDX and XLI differ
Sector weights as a share of each fund, ordered by the size of the gap rather than the size of the sector — two funds that overlap heavily still usually diverge somewhere.
| Sector | BNDX | XLI | Δ |
|---|---|---|---|
| Industrials | 0.0% | 99.9% | −99.9pp |
| Unclassified | 88.4% | 0.0% | +88.4pp |
| Sovereign | 2.3% | 0.0% | +2.3pp |
| Financials | 2.0% | 0.0% | +2.0pp |
| Corporate — industrial & other | 2.0% | 0.0% | +2.0pp |
| Cash and/or Derivatives | 1.4% | 0.0% | +1.3pp |
| Supranational | 0.8% | 0.0% | +0.8pp |
| Local Authority | 0.7% | 0.0% | +0.7pp |
Δ is BNDX minus XLI, in percentage points. Sector data is not published by every issuer, so “Unclassified” is a real category rather than a gap in the table.
What each fund holds alone
98.6% of BNDX by weight, held in no part of XLI.
89.4% of XLI by weight, held in no part of BNDX.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| BNDX | XLI | |
|---|---|---|
| Top 10 holdings | 24.4% | 40.0% |
| Positions held | 3,115 | 83 |
| Cost per $10,000 held, per year | $7 | $8 |
Cost is the expense ratio applied to $10,000; it excludes any brokerage commission, bid-ask spread or tax consequence. Figures are facts about the funds, not a suggestion about which to hold.
Frequently asked
How much do BNDX and XLI overlap?
BNDX and XLI overlap 0.0% by portfolio weight — largely distinct portfolios. They share 5 holdings. The figure comes from current issuer holdings files (BNDX as of 2026-06-30, XLI as of 2026-07-23).
How is the overlap between BNDX and XLI calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If BNDX holds a stock at 6% and XLI holds the same stock at 4%, 4% counts as shared. The result is bounded between 0% and 100%, and it is computed after looking through any fund-of-funds to the underlying holdings.
Is it redundant to hold both BNDX and XLI?
That depends on your goals — we state facts, not advice. At 0.0% overlap, each fund still contributes meaningfully distinct exposure.
What does BNDX own that XLI doesn't?
BNDX holds 3,115 positions and XLI holds 83; 3,110 of BNDX's positions don't appear in XLI at all, and they are 98.6% of BNDX by weight.
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Related comparisons
Sources: issuer holdings files, BNDX as of 2026-06-30, XLI as of 2026-07-23. Weights are fractions of each fund. Diagnostics, not advice.