TSPS vs XLRE: 0% overlap

TSP S Fund — shown via extended-market proxy and Real Estate Select Sector SPDR Fund share 0.0% of their portfolios by weight — computed as Σ min(wA, wB) over every holding both funds own.

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
0.0%
TSPS expense ratio
0.05%
XLRE expense ratio
0.08%

Top shared holdings

TSPS and XLRE hold 1 of the same securities. The ten contributing most to the overlap figure:

Holdingin TSPSin XLREΔ
CASH3.8%0.0%3.7%

Where TSPS and XLRE 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.

SectorTSPSXLREΔ
Real Estate4.8%99.9%95.1pp
Industrials19.8%0.0%+19.8pp
Information Technology17.6%0.0%+17.6pp
Financials13.9%0.0%+13.9pp
Health Care13.2%0.0%+13.2pp
Consumer Discretionary8.8%0.0%+8.8pp
Communication Services4.5%0.0%+4.5pp
Materials4.1%0.0%+4.1pp

Δ is TSPS minus XLRE, 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 TSPS
3,326 positions

96.2% of TSPS by weight, held in no part of XLRE.

Only in XLRE
32 positions

99.9% of XLRE by weight, held in no part of TSPS.

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

Concentration and cost

TSPSXLRE
Top 10 holdings10.6%60.6%
Positions held3,32734
Cost per $10,000 held, per year$5$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 TSPS and XLRE overlap?

TSPS and XLRE overlap 0.0% by portfolio weight — largely distinct portfolios. They share 1 holdings. The figure comes from current issuer holdings files (TSPS as of 2026-06-30, XLRE as of 2026-07-23).

How is the overlap between TSPS and XLRE calculated?

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

That depends on your goals — we state facts, not advice. At 0.0% overlap, each fund still contributes meaningfully distinct exposure.

What does TSPS own that XLRE doesn't?

TSPS holds 3,327 positions and XLRE holds 34; 3,326 of TSPS's positions don't appear in XLRE at all, and they are 96.2% of TSPS by weight.

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Related comparisons

Sources: issuer holdings files, TSPS as of 2026-06-30, XLRE as of 2026-07-23. Weights are fractions of each fund. Diagnostics, not advice.