VTSAX vs VXUS: 2% overlap
Vanguard Total Stock Market Index Admiral and Vanguard Total International Stock ETF share 2.0% 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
VTSAX and VXUS hold 212 of the same securities. The ten contributing most to the overlap figure:
| Holding | in VTSAX | in VXUS | Δ |
|---|---|---|---|
| CASH | 0.6% | 2.4% | 1.8% |
| WCN | 0.1% | 0.1% | 0.0% |
| PRU | 0.1% | 0.1% | 0.0% |
| ALL | 0.1% | 0.1% | 0.0% |
| MRK | 0.4% | 0.0% | 0.4% |
| ROP | 0.0% | 0.6% | 0.6% |
| HBAN | 0.0% | 0.0% | 0.0% |
| SUNB | 0.0% | 0.1% | 0.0% |
| DTE | 0.0% | 0.2% | 0.2% |
| PPL | 0.0% | 0.1% | 0.0% |
Where VTSAX and VXUS 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 | VTSAX | VXUS | Δ |
|---|---|---|---|
| Information Technology | 35.2% | 20.9% | +14.3pp |
| Unclassified | 0.2% | 9.1% | −8.9pp |
| Financials | 11.9% | 19.7% | −7.8pp |
| Communication Services | 9.1% | 3.3% | +5.8pp |
| Health Care | 9.5% | 5.3% | +4.3pp |
| Industrials | 10.4% | 13.8% | −3.4pp |
| Materials | 2.0% | 5.2% | −3.1pp |
| Cash and/or Derivatives | 0.6% | 2.5% | −1.8pp |
Δ is VTSAX minus VXUS, 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
94.3% of VTSAX by weight, held in no part of VXUS.
91.7% of VXUS by weight, held in no part of VTSAX.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| VTSAX | VXUS | |
|---|---|---|
| Top 10 holdings | 31.9% | 16.3% |
| Positions held | 3,495 | 8,453 |
| Cost per $10,000 held, per year | $4 | $5 |
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 VTSAX and VXUS overlap?
VTSAX and VXUS overlap 2.0% by portfolio weight — largely distinct portfolios. They share 212 holdings. The figure comes from current issuer holdings files (VTSAX as of 2026-06-30, VXUS as of 2026-06-30).
How is the overlap between VTSAX and VXUS calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If VTSAX holds a stock at 6% and VXUS 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 VTSAX and VXUS?
That depends on your goals — we state facts, not advice. At 2.0% overlap, each fund still contributes meaningfully distinct exposure.
What does VTSAX own that VXUS doesn't?
VTSAX holds 3,495 positions and VXUS holds 8,453; 3,283 of VTSAX's positions don't appear in VXUS at all, and they are 94.3% of VTSAX by weight.
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Related comparisons
Sources: issuer holdings files, VTSAX as of 2026-06-30, VXUS as of 2026-06-30. Weights are fractions of each fund. Diagnostics, not advice.