VFFVX vs VGSLX: 2% overlap
Vanguard Target Retirement 2055 and Vanguard Real Estate Index Admiral share 1.8% 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 3 months apart — VFFVX 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
VFFVX and VGSLX hold 143 of the same securities. The ten contributing most to the overlap figure:
| Holding | in VFFVX | in VGSLX | Δ |
|---|---|---|---|
| CASH | 1.9% | 0.6% | 1.3% |
| WELL | 0.1% | 8.4% | 8.3% |
| PLD | 0.1% | 6.7% | 6.6% |
| EQIX | 0.1% | 5.5% | 5.4% |
| AMT | 0.1% | 4.0% | 4.0% |
| SPG | 0.1% | 3.9% | 3.8% |
| DLR | 0.0% | 3.3% | 3.2% |
| O | 0.0% | 3.0% | 3.0% |
| PSA | 0.0% | 2.7% | 2.6% |
| VTR | 0.0% | 2.2% | 2.2% |
Where VFFVX and VGSLX 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 | VFFVX | VGSLX | Δ |
|---|---|---|---|
| Real Estate | 1.9% | 84.0% | −82.1pp |
| Information Technology | 26.3% | 0.0% | +26.3pp |
| Financials | 14.1% | 0.3% | +13.9pp |
| Industrials | 10.6% | 0.0% | +10.6pp |
| Unclassified | 6.1% | 14.7% | −8.6pp |
| Consumer Discretionary | 7.6% | 0.2% | +7.4pp |
| Health Care | 7.0% | 0.0% | +7.0pp |
| Communication Services | 6.0% | 0.0% | +6.0pp |
Δ is VFFVX minus VGSLX, 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
96.8% of VFFVX by weight, held in no part of VGSLX.
14.5% of VGSLX by weight, held in no part of VFFVX.
A large count with a small weight is the usual shape: the positions one fund adds are typically its smallest ones.
Concentration and cost
| VFFVX | VGSLX | |
|---|---|---|
| Top 10 holdings | 19.2% | 54.1% |
| Positions held | 6 | 145 |
| Cost per $10,000 held, per year | $8 | $13 |
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 VFFVX and VGSLX overlap?
VFFVX and VGSLX overlap 1.8% by portfolio weight — largely distinct portfolios. They share 143 holdings. The figure comes from current issuer holdings files (VFFVX as of 2026-03-31, VGSLX as of 2026-06-30).
How is the overlap between VFFVX and VGSLX calculated?
As the sum of the smaller weight in each fund, over every holding both funds own: Σ min(wA, wB). If VFFVX holds a stock at 6% and VGSLX 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 VFFVX and VGSLX?
That depends on your goals — we state facts, not advice. At 1.8% overlap, each fund still contributes meaningfully distinct exposure.
What does VFFVX own that VGSLX doesn't?
VFFVX holds 6 positions and VGSLX holds 145; 16,539 of VFFVX's positions don't appear in VGSLX at all, and they are 96.8% of VFFVX by weight.
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Related comparisons
Sources: issuer holdings files, VFFVX as of 2026-03-31, VGSLX as of 2026-06-30. Weights are fractions of each fund. Diagnostics, not advice.