IVV vs VCIT: 0% overlap
iShares Core S&P 500 ETF and Vanguard Intermediate-Term Corporate Bond ETF share 0.1% 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
IVV and VCIT hold 1 of the same securities. The ten contributing most to the overlap figure:
| Holding | in IVV | in VCIT | Δ |
|---|---|---|---|
| CASH | 0.2% | 0.1% | 0.1% |
Where IVV and VCIT 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 | IVV | VCIT | Δ |
|---|---|---|---|
| Corporate — industrial & other | 0.0% | 52.7% | −52.7pp |
| Information Technology | 37.5% | 0.0% | +37.5pp |
| Financials | 12.3% | 36.8% | −24.4pp |
| Communication Services | 9.3% | 0.0% | +9.3pp |
| Health Care | 9.1% | 0.0% | +9.1pp |
| Industrials | 8.9% | 0.0% | +8.9pp |
| Consumer Discretionary | 8.7% | 0.0% | +8.7pp |
| Utilities | 2.3% | 10.0% | −7.8pp |
Δ is IVV minus VCIT, 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
99.8% of IVV by weight, held in no part of VCIT.
99.9% of VCIT by weight, held in no part of IVV.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| IVV | VCIT | |
|---|---|---|
| Top 10 holdings | 36.8% | 16.6% |
| Positions held | 506 | 824 |
| Cost per $10,000 held, per year | $3 | $3 |
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 IVV and VCIT overlap?
IVV and VCIT overlap 0.1% by portfolio weight — largely distinct portfolios. They share 1 holdings. The figure comes from current issuer holdings files (IVV as of 2026-07-23, VCIT as of 2026-06-30).
How is the overlap between IVV and VCIT calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If IVV holds a stock at 6% and VCIT 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 IVV and VCIT?
That depends on your goals — we state facts, not advice. At 0.1% overlap, each fund still contributes meaningfully distinct exposure.
What does IVV own that VCIT doesn't?
IVV holds 506 positions and VCIT holds 824; 504 of IVV's positions don't appear in VCIT at all, and they are 99.8% of IVV by weight.
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Related comparisons
Sources: issuer holdings files, IVV as of 2026-07-23, VCIT as of 2026-06-30. Weights are fractions of each fund. Diagnostics, not advice.