AIVSX vs VEA: 4% overlap
American Funds Investment Company of America A and Vanguard FTSE Developed Markets ETF share 3.5% 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 3 months apart — AIVSX as of 2026-03-31, 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
AIVSX and VEA hold 29 of the same securities. The ten contributing most to the overlap figure:
| Holding | in AIVSX | in VEA | Δ |
|---|---|---|---|
| RR- | 0.7% | 0.5% | 0.2% |
| BATS | 2.6% | 0.4% | 2.3% |
| SHOP | 0.4% | 0.4% | 0.1% |
| 9984 | 0.3% | 0.4% | 0.1% |
| ASML | 0.3% | 2.3% | 2.0% |
| 6098 | 0.3% | 0.3% | 0.0% |
| CNQ | 1.0% | 0.2% | 0.7% |
| TRP | 0.3% | 0.2% | 0.1% |
| BA- | 0.2% | 0.2% | 0.0% |
| 4502 | 0.1% | 0.2% | 0.0% |
Where AIVSX and VEA 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 | AIVSX | VEA | Δ |
|---|---|---|---|
| Financials | 8.2% | 20.7% | −12.5pp |
| Information Technology | 29.2% | 17.1% | +12.1pp |
| Communication Services | 9.9% | 2.5% | +7.4pp |
| Industrials | 11.8% | 16.9% | −5.0pp |
| Health Care | 11.2% | 6.2% | +5.0pp |
| Unclassified | 5.5% | 8.9% | −3.4pp |
| Consumer Discretionary | 10.0% | 7.3% | +2.6pp |
| Materials | 3.1% | 5.1% | −2.0pp |
Δ is AIVSX minus VEA, 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 AIVSX by weight, held in no part of VEA.
92.2% of VEA by weight, held in no part of AIVSX.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| AIVSX | VEA | |
|---|---|---|
| Top 10 holdings | 39.5% | 15.2% |
| Positions held | 168 | 3,792 |
| Cost per $10,000 held, per year | $58 | $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 AIVSX and VEA overlap?
AIVSX and VEA overlap 3.5% by portfolio weight — largely distinct portfolios. They share 29 holdings. The figure comes from current issuer holdings files (AIVSX as of 2026-03-31, VEA as of 2026-06-30).
How is the overlap between AIVSX and VEA calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If AIVSX holds a stock at 6% and VEA 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 AIVSX and VEA?
That depends on your goals — we state facts, not advice. At 3.5% overlap, each fund still contributes meaningfully distinct exposure.
What does AIVSX own that VEA doesn't?
AIVSX holds 168 positions and VEA holds 3,792; 139 of AIVSX's positions don't appear in VEA at all, and they are 91.1% of AIVSX by weight.
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Related comparisons
Sources: issuer holdings files, AIVSX as of 2026-03-31, VEA as of 2026-06-30. Weights are fractions of each fund. Diagnostics, not advice.