IEFA vs VLXVX: 21% overlap

iShares Core MSCI EAFE ETF and Vanguard Target Retirement 2065 share 21.4% 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 4 months apart — VLXVX as of 2026-03-31, the rest through 2026-07-23. Each fund is compared using its most recent file, so any trading in between shows up as a difference.

Hold both, 50/50
1.8Effective Funds

You would hold two tickers and get the diversification of 1.8. Two funds that shared nothing would score 2.0; two identical funds score 1.0.

Overlap
21.4%
IEFA expense ratio
0.07%
VLXVX expense ratio
0.08%

Top shared holdings

IEFA and VLXVX hold 2,365 of the same securities. The ten contributing most to the overlap figure:

Holdingin IEFAin VLXVXΔ
ASML2.8%0.6%2.1%
HSBA1.4%0.3%1.1%
ROP1.2%0.3%0.9%
SAN1.1%0.2%0.9%
NOVN1.1%0.2%0.9%
AZN1.0%0.2%0.8%
NESN1.0%0.2%0.8%
SU0.7%0.2%0.5%
SIE0.9%0.2%0.7%
SHEL1.0%0.2%0.8%

Where IEFA and VLXVX 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.

SectorIEFAVLXVXΔ
Information Technology11.9%26.3%14.4pp
Financials24.2%14.1%+10.1pp
Industrials19.6%10.6%+9.0pp
Unclassified0.0%6.1%6.1pp
Materials6.4%3.0%+3.4pp
Treasuries0.0%3.3%3.3pp
Communication Services3.2%6.0%2.8pp
Consumer Staples6.7%4.1%+2.6pp

Δ is IEFA minus VLXVX, 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

Only in IEFA
201 positions

2.1% of IEFA by weight, held in no part of VLXVX.

Only in VLXVX
14,317 positions

75.1% of VLXVX by weight, held in no part of IEFA.

A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.

Concentration and cost

IEFAVLXVX
Top 10 holdings12.5%19.3%
Positions held2,5676
Cost per $10,000 held, per year$7$8

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 IEFA and VLXVX overlap?

IEFA and VLXVX overlap 21.4% by portfolio weight — moderate overlap. They share 2,365 holdings. The figure comes from current issuer holdings files (IEFA as of 2026-07-23, VLXVX as of 2026-03-31).

How is the overlap between IEFA and VLXVX calculated?

As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If IEFA holds a stock at 6% and VLXVX 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 IEFA and VLXVX?

That depends on your goals — we state facts, not advice. At 21.4% overlap, each fund still contributes meaningfully distinct exposure.

What does IEFA own that VLXVX doesn't?

IEFA holds 2,567 positions and VLXVX holds 6; 201 of IEFA's positions don't appear in VLXVX at all, and they are 2.1% of IEFA by weight.

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Related comparisons

Sources: issuer holdings files, IEFA as of 2026-07-23, VLXVX as of 2026-03-31. Weights are fractions of each fund. Diagnostics, not advice.