SCHB vs VTIAX: 1% overlap
Schwab U.S. Broad Market ETF and Vanguard Total International Stock Index Admiral share 1.3% of their portfolios by weight — computed as Σ min(wA, wB) over every holding both funds own.
Different holding dates. These holdings were published 30 days apart — SCHB as of 2026-05-31, the rest through 2026-06-30. Each fund is compared using its most recent file, so any trading in between shows up as a difference.
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
SCHB and VTIAX hold 2,406 of the same securities. The ten contributing most to the overlap figure:
| Holding | in SCHB | in VTIAX | Δ |
|---|---|---|---|
| CASH | 0.2% | 2.4% | 2.2% |
| ALL | 0.1% | 0.1% | 0.0% |
| MRK | 0.4% | 0.0% | 0.4% |
| HEI | 0.0% | 0.1% | 0.0% |
| ROP | 0.0% | 0.6% | 0.6% |
| PRU | 0.0% | 0.1% | 0.0% |
| HBAN | 0.0% | 0.0% | 0.0% |
| DTE | 0.0% | 0.2% | 0.2% |
| EQT | 0.0% | 0.0% | 0.0% |
| DG | 0.0% | 0.2% | 0.1% |
Where SCHB 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 | SCHB | VTIAX | Δ |
|---|---|---|---|
| Information Technology | 35.8% | 20.9% | +14.9pp |
| Financials | 11.1% | 19.7% | −8.5pp |
| Communication Services | 9.6% | 3.3% | +6.3pp |
| Unclassified | 3.5% | 9.1% | −5.6pp |
| Industrials | 8.8% | 13.8% | −5.0pp |
| Materials | 1.6% | 5.2% | −3.6pp |
| Health Care | 8.4% | 5.3% | +3.2pp |
| Cash and/or Derivatives | 0.2% | 2.5% | −2.3pp |
Δ is SCHB 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
0.0% of SCHB by weight, held in no part of VTIAX.
92.9% of VTIAX by weight, held in no part of SCHB.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| SCHB | VTIAX | |
|---|---|---|
| Top 10 holdings | 34.9% | 16.3% |
| Positions held | 2,407 | 8,453 |
| Cost per $10,000 held, per year | $3 | $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 SCHB and VTIAX overlap?
SCHB and VTIAX overlap 1.3% by portfolio weight — largely distinct portfolios. They share 2,406 holdings. The figure comes from current issuer holdings files (SCHB as of 2026-05-31, VTIAX as of 2026-06-30).
How is the overlap between SCHB and VTIAX calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If SCHB 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 SCHB and VTIAX?
That depends on your goals — we state facts, not advice. At 1.3% overlap, each fund still contributes meaningfully distinct exposure.
What does SCHB own that VTIAX doesn't?
SCHB holds 2,407 positions and VTIAX holds 8,453; 0 of SCHB's positions don't appear in VTIAX at all, and they are 0.0% of SCHB by weight.
You probably hold more than two funds
This page compares SCHB and VTIAX. Paste your whole portfolio — brokerage, 401(k), IRA — and see the overlap across every fund at once, plus what you actually own underneath them and your own Effective Funds number. Free, no account, nothing stored.
X-ray my portfolio — free →Watch SCHB vs VTIAX
We re-read both funds’ published holdings every weeknight. Leave an address and we'll tell you when what's inside actually changes.
Not sending yet — email alerts are built but switched off, and you'll be among the first when they turn on. No spam, one-click unsubscribe.
Related comparisons
Sources: issuer holdings files, SCHB as of 2026-05-31, VTIAX as of 2026-06-30. Weights are fractions of each fund. Diagnostics, not advice.