Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
DYNF vs VO: how they differ
DYNF and VO hold 6% of their weight in the same names, and DYNF returned more over the year.
iShares U.S. Equity Factor Rotation Active ETF and Vanguard Mid-Cap Index Fund.
What they hold in common
By the books each fund has filed, DYNF and VO hold 6% of their money in the same securities at the same weight.
| Holding | DYNF | VO |
|---|---|---|
| Realty Income Corp | 0.93% | 0.56% |
| Western Digital Corp | 0.56% | 1.07% |
| Newmont Corp | 0.50% | 0.48% |
| Electronic Arts Inc | 0.44% | 0.50% |
| American International Group Inc | 0.67% | 0.38% |
| Hartford Insurance Group Inc/The | 1.48% | 0.35% |
| Travelers Cos Inc/The | 1.35% | 0.34% |
| Exelon Corp | 0.24% | 0.46% |
| Cardinal Health Inc | 0.20% | 0.54% |
| Lumentum Holdings Inc | 0.16% | 0.65% |
| Howmet Aerospace Inc | 0.14% | 1.04% |
| Allstate Corp/The | 0.14% | 0.59% |
| Only in DYNF | Only in VO |
|---|---|
| NVIDIA Corp 8.62% | Seagate Technology Holdings PLC 1.05% |
| Apple Inc 7.75% | Quanta Services Inc 1.05% |
| Microsoft Corp 5.35% | Cummins Inc 0.95% |
| Amazon.com Inc 4.42% | Datadog Inc 0.84% |
| JPMorgan Chase & Co 3.59% | Constellation Energy Corp 0.78% |
| Broadcom Inc 3.25% | Cloudflare Inc 0.76% |
| Alphabet Inc 2.87% | Royal Caribbean Cruises Ltd 0.74% |
| Cisco Systems Inc 2.76% | Marathon Petroleum Corp 0.72% |
Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Apr 30, 2026 and Jun 30, 2026.
| DYNF iShares U.S. Equity Factor Rotation Active ETF | VO Vanguard Mid-Cap Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | iShares | Vanguard |
| What it is | U.S. Equity Factor Rotation Active | Mid-Cap |
| Total return, 1 year | +20.8% | +12.0% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +3.3 pts | −5.5 pts |
| Expense ratio | 0.26% | 0.03% |
| Already in the S&P 500 | 98.8% | 91.4% |
| Holdings | 187 | 282 |
DYNF in plain words
DYNF is an index equity fund tracking the U.S. Equity Factor Rotation Active. Over the year to Sep 11, 2026 it returned +20.8% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.26% a year. By its holdings filed for Apr 30, 2026, 99% of the fund by weight is stocks the S&P 500 also holds, across 187 positions, with the top ten at 43.8%.
VO in plain words
VO is an index equity fund tracking the Mid-Cap. Over the year to Sep 11, 2026 it returned +12.0% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year. By its holdings filed for Jun 30, 2026, 91% of the fund by weight is stocks the S&P 500 also holds, across 282 positions, with the top ten at 9.6%. It sat 4.1% below its high of Aug 14, 2026 on Sep 11, 2026.
Questions people ask
- Which returned more over the last year, DYNF or VO?
- In the year to Sep 12, 2026, with distributions reinvested, DYNF returned +20.8% and VO returned +12.0%, so DYNF returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, DYNF or VO?
- DYNF charges 0.26% a year and VO charges 0.03%, so VO is cheaper. Fees come from each fund's prospectus.
- How much do DYNF and VO overlap with the S&P 500?
- By their latest filed holdings, 99% of DYNF and 91% of VO by weight is stocks the S&P 500 already holds. Between the two funds, 6% of their books are the same securities at the same weight.
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Where these figures came from
ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.
Cite this page. ETFIQ, DYNF against VO, data as of Sep 12, 2026. https://etfiq.com/compare/any/DYNF-VO Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources