VGSLX vs VTIAX: 1% overlap
Vanguard Real Estate Index Admiral and Vanguard Total International Stock Index Admiral share 0.7% 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
VGSLX and VTIAX hold 15 of the same securities. The ten contributing most to the overlap figure:
| Holding | in VGSLX | in VTIAX | Δ |
|---|---|---|---|
| CASH | 0.6% | 2.4% | 1.8% |
| LAND | 0.0% | 0.0% | 0.0% |
| OUT | 0.3% | 0.0% | 0.3% |
| CWK | 0.2% | 0.0% | 0.2% |
| FR | 0.4% | 0.0% | 0.4% |
| MRP | 0.2% | 0.0% | 0.2% |
| ALX | 0.0% | 0.0% | 0.0% |
| ARE | 0.4% | 0.0% | 0.4% |
| DOC | 0.8% | 0.0% | 0.8% |
| SAFE | 0.0% | 0.0% | 0.0% |
Where VGSLX and VTIAX 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 | VGSLX | VTIAX | Δ |
|---|---|---|---|
| Real Estate | 84.0% | 1.9% | +82.1pp |
| Information Technology | 0.0% | 20.9% | −20.9pp |
| Financials | 0.3% | 19.7% | −19.4pp |
| Industrials | 0.0% | 13.8% | −13.8pp |
| Consumer Discretionary | 0.2% | 7.5% | −7.2pp |
| Unclassified | 14.7% | 9.1% | +5.6pp |
| Health Care | 0.0% | 5.3% | −5.3pp |
| Materials | 0.0% | 5.2% | −5.2pp |
Δ is VGSLX minus VTIAX, 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
91.1% of VGSLX by weight, held in no part of VTIAX.
97.5% of VTIAX by weight, held in no part of VGSLX.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| VGSLX | VTIAX | |
|---|---|---|
| Top 10 holdings | 54.1% | 16.3% |
| Positions held | 145 | 8,453 |
| Cost per $10,000 held, per year | $13 | $9 |
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 VGSLX and VTIAX overlap?
VGSLX and VTIAX overlap 0.7% by portfolio weight — largely distinct portfolios. They share 15 holdings. The figure comes from current issuer holdings files (VGSLX as of 2026-06-30, VTIAX as of 2026-06-30).
How is the overlap between VGSLX and VTIAX calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If VGSLX holds a stock at 6% and VTIAX 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 VGSLX and VTIAX?
That depends on your goals — we state facts, not advice. At 0.7% overlap, each fund still contributes meaningfully distinct exposure.
What does VGSLX own that VTIAX doesn't?
VGSLX holds 145 positions and VTIAX holds 8,453; 130 of VGSLX's positions don't appear in VTIAX at all, and they are 91.1% of VGSLX by weight.
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Related comparisons
Sources: issuer holdings files, VGSLX as of 2026-06-30, VTIAX as of 2026-06-30. Weights are fractions of each fund. Diagnostics, not advice.