SPSM vs VB: holdings overlap, shared companies and scores

As of September 11, 2026, SPSM and VB overlap 18.9% by weight. State Street SPDR Portfolio S&P 600 Small Cap ETF (SPSM): U.S. small-cap equities. Vanguard Morningstar Small-Cap ETF (VB): U.S. small-cap equities.

Updated September 11, 2026

How much do SPSM and VB overlap?

As of September 11, 2026, SPSM and VB overlap 18.9% by weight.

88% of SPSM is already inside VB.

19% of VB is already inside SPSM.

SPSM holds 597 companies and VB holds 1,304; 474 are in both.

Computed by ETF Copilot from both funds' holdings rather than quoted from a data provider, and rebuilt nightly.

How does ETF Copilot score SPSM and VB?

As of September 11, 2026, ETF Copilot scores SPSM 4.3 out of 10 and VB 4.4 out of 10.

They differ most on Growth: SPSM 5.4 and VB 6.4.

The five factor scores behind them are set out below, 0–10 and higher is better, ranked against every US equity ETF we track.

SPSM vs VB — ETF Copilot factor scores, 0–10
FactorSPSMVB
Growth5.46.4
Valuation6.65.9
Risk3.93.0
Quality1.41.4
Return4.14.3

SPSM and VB all charge 0.03% a year

As of September 11, 2026, SPSM charges 0.03% a year, yields 1.66% and holds $16.4B in assets across 597 positions.

As of September 11, 2026, VB charges 0.03% a year, yields 1.42% and holds $183.4B in assets across 1304 positions.

SPSM vs VB — cost, income and size
MeasureSPSMVB
Expense ratio0.03%0.03%
Dividend yield1.66%1.42%
Assets under management$16.4B$183.4B
Holdings5971304

Expense ratio, dividend yield and assets under management are reported by the fund and refreshed daily. Every other figure on this page is computed by ETF Copilot.

Where SPSM and VB trade against their own history

SPSM trades at 17.5 times earnings, against its own median of 16.7, and is more expensive than 69% of its own 108 monthly readings since 2017.

VB trades at 19.6 times earnings, against its own median of 18.4, and is more expensive than 69% of its own 114 monthly readings since 2017.

What moved SPSM and VB this week

SPSM fell 1.8% in the week to September 11, 2026. The holdings that moved it most were Paycom Software (−9.0%), Etsy (−11.3%) and Glaukos (−7.3%); Formfactor (+18.8%) pushed the other way.

VB fell 2.1% in the week to September 11, 2026. The holdings that moved it most were Casey S General Stores (−18.8%), Guidewire Software (−30.5%) and Cooper (−23.7%); Roivant Sciences (+18.6%) pushed the other way.

What do SPSM and VB each hold?

What's inside SPSM: Tech 15%, Semiconductors 4%.

5% of SPSM is its ten largest holdings.

What's inside VB: Tech 17%, Semiconductors 3%.

4% of VB is its ten largest holdings.

Compare with similar funds

Cite this

ETF Copilot, “SPSM vs VB holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/spsm-vs-vb

  1. State Street SPDR Portfolio S&P 600 Small Cap ETF (SPSM)
  2. Vanguard Morningstar Small-Cap ETF (VB)

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