SWTSX vs VIG: 37% overlap
Schwab Total Stock Market Index and Vanguard Dividend Appreciation ETF share 36.8% of their portfolios by weight — computed as Σ min(wA, wB) over every holding both funds own.
Different holding dates. These holdings were published about 2 months apart — SWTSX as of 2026-04-30, 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 1.6. Two funds that shared nothing would score 2.0; two identical funds score 1.0.
Top shared holdings
SWTSX and VIG hold 316 of the same securities. The ten contributing most to the overlap figure:
| Holding | in SWTSX | in VIG | Δ |
|---|---|---|---|
| AAPL | 5.7% | 4.2% | 1.5% |
| MSFT | 4.3% | 3.5% | 0.8% |
| AVGO | 2.8% | 4.5% | 1.7% |
| JPM | 1.2% | 3.6% | 2.4% |
| LLY | 1.1% | 4.1% | 3.1% |
| XOM | 0.9% | 2.5% | 1.5% |
| WMT | 0.8% | 2.2% | 1.3% |
| V | 0.8% | 2.3% | 1.5% |
| JNJ | 0.8% | 2.7% | 1.9% |
| COST | 0.6% | 1.8% | 1.2% |
Where SWTSX and VIG 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 | SWTSX | VIG | Δ |
|---|---|---|---|
| Communication Services | 10.1% | 0.0% | +10.1pp |
| Health Care | 8.7% | 17.7% | −9.0pp |
| Financials | 11.9% | 20.2% | −8.3pp |
| Information Technology | 32.3% | 26.3% | +6.0pp |
| Consumer Discretionary | 9.6% | 4.3% | +5.3pp |
| Consumer Staples | 4.6% | 9.3% | −4.7pp |
| Unclassified | 3.4% | 0.0% | +3.4pp |
| Industrials | 9.4% | 12.2% | −2.8pp |
Δ is SWTSX minus VIG, 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
60.7% of SWTSX by weight, held in no part of VIG.
4.5% of VIG by weight, held in no part of SWTSX.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| SWTSX | VIG | |
|---|---|---|
| Top 10 holdings | 33.9% | 31.9% |
| Positions held | 2,939 | 333 |
| Cost per $10,000 held, per year | $3 | $4 |
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 SWTSX and VIG overlap?
SWTSX and VIG overlap 36.8% by portfolio weight — moderate overlap. They share 316 holdings. The figure comes from current issuer holdings files (SWTSX as of 2026-04-30, VIG as of 2026-06-30).
How is the overlap between SWTSX and VIG calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If SWTSX holds a stock at 6% and VIG 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 SWTSX and VIG?
That depends on your goals — we state facts, not advice. At 36.8% overlap, each fund still contributes meaningfully distinct exposure.
What does SWTSX own that VIG doesn't?
SWTSX holds 2,939 positions and VIG holds 333; 2,622 of SWTSX's positions don't appear in VIG at all, and they are 60.7% of SWTSX by weight.
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Related comparisons
Sources: issuer holdings files, SWTSX as of 2026-04-30, VIG as of 2026-06-30. Weights are fractions of each fund. Diagnostics, not advice.