PRFZ vs VO: Differences, Returns & Fees

PRFZ and VO hold 2% of their weight in the same names, and PRFZ returned +16.1% over the year. Net assets: $2.6bn on Oct 20, 2026 for Invesco RAFI US 1500 Small-Mid ETF, and $103.4bn on Sep 30, 2026 for Vanguard Morningstar Mid-Cap ETF.

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Answers cite the figures on this page.

VO costs 0.33 points a year less; their one-year returns differ by 3.7 points.

PRFZ vs VO: Differences, Returns & Fees
PRFZVO
Expense ratio0.36%0.03%
Net assets, PRFZ as of Oct 20, 2026 and VO as of Sep 30, 2026$2.6bn$103.4bn
Total return, 1 year+16.1%+12.4%
What it tracksRAFI Fundamental Select US 1500 IndexMorningstar US Mid Cap Index (formerly CRSP US Mid Cap Index)
Holdings in common2%
Top ten holdings, share of the fund4.0%9.7%
Below its high6.9%, high on Aug 14, 20263.8%, high on Aug 14, 2026

Holdings in common uses holdings dated Sep 30, 2026 and Oct 19, 2026.

+16.1%
PRFZ total return, 1 year
+12.4%
VO total return, 1 year
0.36%
PRFZ expense ratio
0.03%
VO expense ratio

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Client brief · page 1 of 2Report BR-C53289DB7A

PRFZ and VO are built for the same job. How do they differ in cost, holdings and results?

  1. What each follows. PRFZ follows RAFI Fundamental Select US 1500 Index and VO follows Morningstar US Mid Cap Index (formerly CRSP US Mid Cap Index).
  2. Holdings in common. 2% of the weight is in the same securities (holdings dated Oct 19, 2026 and Sep 30, 2026).
  3. One-year total return. Over 1 year to Oct 20, 2026 PRFZ returned +16.1% and VO +12.4% with distributions reinvested, a gap of 3.7 points.

Data as of Oct 20, 2026. The differences are picked by a fixed rule, in a fixed order; the PDF prints it. Page 2 has the returns, overlap, risks and sources.

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What they hold in common

By the books each fund has filed, PRFZ and VO hold 2% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 19, 2026.

half

2% in common

Positions both hold, largest shared weight first
Holding PRFZ VO
MongoDB Inc 0.25% 0.26%
ROBLOX Corp 0.25% 0.27%
Axon Enterprise Inc 0.18% 0.32%
Cloudflare Inc 0.18% 1.11%
Reddit Inc 0.13% 0.20%
Zscaler Inc 0.12% 0.21%
Tradeweb Markets Inc 0.27% 0.11%
Texas Pacific Land Corp 0.19% 0.10%
Insmed Inc 0.10% 0.12%
Bloom Energy Corp 0.10% 0.77%
Live Nation Entertainment Inc 0.09% 0.28%
Astera Labs Inc 0.08% 0.55%
Only in PRFZ
Iovance Biotherapeutics Inc 0.46%
Paycom Software Inc 0.45%
Docusign Inc 0.42%
Crescent Energy Co 0.42%
SharkNinja Inc 0.41%
10X Genomics Inc 0.39%
Dynatrace Inc 0.38%
Par Pacific Holdings Inc 0.38%
Only in VO
Valero Energy Corp 1.10%
Marathon Petroleum Corp 1.10%
Phillips 66 1.01%
Quanta Services Inc 0.95%
Vertiv Holdings Co 0.92%
Datadog Inc 0.91%
Howmet Aerospace Inc 0.89%
Robinhood Markets Inc 0.88%

Check overlap with more funds →

On the same fields

PRFZ
Invesco RAFI US 1500 Small-Mid ETF
VO
Vanguard Morningstar Mid-Cap ETF
Where it sits Stock ETF Stock ETF
What it is Tracks an index Tracks an index of Mid-Cap
Total return, 1 year +16.1% +12.4%
Its benchmark over the same days +15.0% (IWV) not measured
Gap to its benchmark +1.0 pts vs IWV not measured
Expense ratio 0.36% 0.03%
Already in the S&P 500 1.8% 91.1%
Holdings 1491 273
Net assets, PRFZ as of Oct 20, 2026 and VO as of Sep 30, 2026 $2.6bn $103.4bn

PRFZ and VO on the fields both publish, as of Oct 20, 2026. Source: ETFIQ.

About PRFZ

PRFZ tracks an index. The prospectus expense ratio is 0.36% a year. By its holdings published by its issuer for Oct 19, 2026, 2% of the fund by weight is stocks the S&P 500 also holds, across 1,491 positions, with the top ten at 4.0%. It sat 6.9% below its high of Aug 14, 2026 on Oct 20, 2026.

Over the year to Oct 20, 2026 it returned +16.1% with distributions reinvested, against +15.0% for its benchmark, the Russell 3000 Index.

About VO

VO tracks an index of Mid-Cap. Over the year to Oct 20, 2026 it returned +12.4% with distributions reinvested. The prospectus expense ratio is 0.03% a year. By its holdings published by its issuer as of Sep 30, 2026, 91% of the fund by weight is stocks the S&P 500 also holds, across 273 positions, with the top ten at 9.7%. It sat 3.8% below its high of Aug 14, 2026 on Oct 20, 2026.

Questions people ask

Which returned more over the last year, PRFZ or VO?
In the year to Oct 20, 2026, with distributions reinvested, PRFZ returned +16.1% and VO +12.4%.
Which is cheaper, PRFZ or VO?
VO is cheaper, by 0.33 percentage points a year. That is about $33 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do PRFZ and VO overlap with the S&P 500?
By their latest filed holdings, 2% of PRFZ and 91% of VO by weight is stocks the S&P 500 already holds.
Cite this pageCitation, APA and Markdown

ETFIQ, PRFZ against VO, data as of Oct 20, 2026. https://etfiq.com/compare/any/prfz-vs-vo

Open data

Free to use with attribution for figures ETFIQ computes; issuer data stays under its owner's terms.