VTWNX vs XLY: 2% overlap

Vanguard Target Retirement 2020 and Consumer Discretionary Select Sector SPDR Fund 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 4 months apart — VTWNX 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
2.0Effective Funds

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.

Overlap
1.8%
VTWNX expense ratio
0.08%
XLY expense ratio
0.08%

Top shared holdings

VTWNX and XLY hold 48 of the same securities. The ten contributing most to the overlap figure:

Holdingin VTWNXin XLYΔ
AMZN0.6%23.5%22.9%
TSLA0.3%16.1%15.8%
CASH1.7%0.1%1.6%
HD0.1%5.8%5.7%
MCD0.1%4.4%4.3%
TJX0.0%4.3%4.2%
BKNG0.0%3.6%3.6%
LOW0.0%3.0%3.0%
SBUX0.0%3.2%3.1%
MAR0.0%2.1%2.1%

Where VTWNX and XLY 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.

SectorVTWNXXLYΔ
Consumer Discretionary2.9%99.9%97.0pp
Unclassified29.8%0.0%+29.8pp
Treasuries17.1%0.0%+17.1pp
Information Technology10.0%0.0%+10.0pp
Financials8.2%0.0%+8.2pp
MBS Pass-Through7.2%0.0%+7.2pp
Corporate — industrial & other5.5%0.0%+5.5pp
Industrials4.0%0.0%+4.0pp

Δ is VTWNX minus XLY, 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 VTWNX
16,635 positions

96.5% of VTWNX by weight, held in no part of XLY.

Only in XLY
0 positions

0.0% of XLY by weight, held in no part of VTWNX.

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

Concentration and cost

VTWNXXLY
Top 10 holdings44.9%68.0%
Positions held749
Cost per $10,000 held, per year$8$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 VTWNX and XLY overlap?

VTWNX and XLY overlap 1.8% by portfolio weight — largely distinct portfolios. They share 48 holdings. The figure comes from current issuer holdings files (VTWNX as of 2026-03-31, XLY as of 2026-07-23).

How is the overlap between VTWNX and XLY calculated?

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

That depends on your goals — we state facts, not advice. At 1.8% overlap, each fund still contributes meaningfully distinct exposure.

What does VTWNX own that XLY doesn't?

VTWNX holds 7 positions and XLY holds 49; 16,635 of VTWNX's positions don't appear in XLY at all, and they are 96.5% of VTWNX by weight.

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Related comparisons

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