IEMG vs XLI: 0% overlap
iShares Core MSCI Emerging Markets 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
IEMG and XLI hold 2 of the same securities. The ten contributing most to the overlap figure:
| Holding | in IEMG | in XLI | Δ |
|---|---|---|---|
| CASH | 0.4% | 0.0% | 0.4% |
| IEX | 0.0% | 0.3% | 0.3% |
Where IEMG 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 | IEMG | XLI | Δ |
|---|---|---|---|
| Industrials | 7.7% | 99.9% | −92.2pp |
| Information Technology | 39.8% | 0.0% | +39.8pp |
| Financials | 18.1% | 0.0% | +18.1pp |
| Consumer Discretionary | 8.5% | 0.0% | +8.5pp |
| Materials | 5.8% | 0.0% | +5.8pp |
| Communication Services | 5.4% | 0.0% | +5.4pp |
| Energy | 3.5% | 0.0% | +3.5pp |
| Health Care | 3.1% | 0.0% | +3.1pp |
Δ is IEMG 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
98.9% of IEMG by weight, held in no part of XLI.
99.7% of XLI by weight, held in no part of IEMG.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| IEMG | XLI | |
|---|---|---|
| Top 10 holdings | 33.6% | 40.0% |
| Positions held | 2,790 | 83 |
| Cost per $10,000 held, per year | $9 | $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 IEMG and XLI overlap?
IEMG and XLI overlap 0.0% by portfolio weight — largely distinct portfolios. They share 2 holdings. The figure comes from current issuer holdings files (IEMG as of 2026-07-23, XLI as of 2026-07-23).
How is the overlap between IEMG and XLI calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If IEMG 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 IEMG 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 IEMG own that XLI doesn't?
IEMG holds 2,790 positions and XLI holds 83; 2,787 of IEMG's positions don't appear in XLI at all, and they are 98.9% of IEMG by weight.
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Related comparisons
Sources: issuer holdings files, IEMG as of 2026-07-23, XLI as of 2026-07-23. Weights are fractions of each fund. Diagnostics, not advice.