SPMD vs VO: holdings overlap, shared companies and scores
As of September 11, 2026, SPMD and VO overlap 0.1% by weight. State Street SPDR Portfolio S&P 400 Mid Cap ETF (SPMD): U.S. mid-cap equities. Vanguard Morningstar Mid-Cap ETF (VO): U.S. mid-cap stocks.
Updated September 11, 2026
How much do SPMD and VO overlap?
As of September 11, 2026, SPMD and VO overlap 0.1% by weight.
0% of SPMD is already inside VO.
0% of VO is already inside SPMD.
SPMD holds 399 companies and VO holds 285; 1 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 SPMD and VO?
As of September 11, 2026, ETF Copilot scores SPMD 4.4 out of 10 and VO 5.0 out of 10.
They differ most on Quality: SPMD 1.9 and VO 4.3.
The five factor scores behind them are set out below, 0–10 and higher is better, ranked against every US equity ETF we track.
| Factor | SPMD | VO |
|---|---|---|
| Growth | 6.1 | 5.9 |
| Valuation | 5.3 | 6.0 |
| Risk | 3.5 | 4.3 |
| Quality | 1.9 | 4.3 |
| Return | 4.4 | 4.5 |
SPMD and VO all charge 0.03% a year
As of September 11, 2026, SPMD charges 0.03% a year, yields 1.28% and holds $18.6B in assets across 399 positions.
As of September 11, 2026, VO charges 0.03% a year, yields 1.65% and holds $224.7B in assets across 285 positions.
| Measure | SPMD | VO |
|---|---|---|
| Expense ratio | 0.03% | 0.03% |
| Dividend yield | 1.28% | 1.65% |
| Assets under management | $18.6B | $224.7B |
| Holdings | 399 | 285 |
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 SPMD and VO trade against their own history
SPMD trades at 20.2 times earnings, against its own median of 18.8, and is more expensive than 68% of its own 114 monthly readings since 2017.
VO trades at 21.9 times earnings, against its own median of 21.1, and is more expensive than 63% of its own 114 monthly readings since 2017.
What moved SPMD and VO this week
SPMD fell 1.7% in the week to September 11, 2026. The holdings that moved it most were Guidewire Software (−30.5%), Illumina (−6.9%) and Twilio (−5.5%); Semtech (+23.5%) pushed the other way.
VO fell 1.7% in the week to September 11, 2026. The holdings that moved it most were Howmet Aerospace (−11.9%), Robinhood Markets (−9.7%) and DoorDash (−9.0%); Bloom Energy (+17.1%) pushed the other way.
What do SPMD and VO each hold?
What's inside SPMD: Tech 16%, Semiconductors 4%.
8% of SPMD is its ten largest holdings.
What's inside VO: Tech 18%, AI 3%.
9% of VO is its ten largest holdings.
Compare with similar funds
Cite this
ETF Copilot, “SPMD vs VO holdings overlap and scores”, as of September 11, 2026.
https://etf-copilot.com/compare/spmd-vs-vo
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