Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.
ONEQ vs VO: how they differ
ONEQ and VO hold 8% of their weight in the same names, and ONEQ returned more over the year.
Fidelity Nasdaq Composite Index ETF and Vanguard Mid-Cap Index Fund.
What they hold in common
By the books each fund has filed, ONEQ and VO hold 8% of their money in the same securities at the same weight.
| Holding | ONEQ | VO |
|---|---|---|
| WESTERN DIGITAL CORP | 0.39% | 1.07% |
| CONSTELLATION ENERGY CORP | 0.23% | 0.78% |
| FORTINET INC | 0.22% | 0.46% |
| DATADOG INC | 0.18% | 0.84% |
| ROCKET LAB CORP | 0.18% | 0.57% |
| MONOLITHIC POWER SYSTEMS INC | 0.17% | 0.63% |
| ROSS STORES INC | 0.16% | 0.67% |
| ROBINHOOD MARKETS INC | 0.16% | 0.77% |
| AMERICAN ELECTRIC POWER CO INC | 0.15% | 0.36% |
| CINTAS CORP | 0.15% | 0.28% |
| WARNER BROS DISCOVERY INC | 0.14% | 0.62% |
| DOORDASH INC | 0.14% | 0.66% |
| Only in ONEQ | Only in VO |
|---|---|
| NVIDIA CORP 11.24% | Vertiv Holdings Co 1.23% |
| APPLE INC 10.04% | Seagate Technology Holdings PLC 1.05% |
| MICROSOFT CORP 7.32% | Quanta Services Inc 1.05% |
| AMAZON.COM INC 6.37% | Howmet Aerospace Inc 1.04% |
| ALPHABET INC 4.85% | Cummins Inc 0.95% |
| BROADCOM INC 4.64% | Bloom Energy Corp 0.79% |
| ALPHABET INC 4.48% | Cloudflare Inc 0.76% |
| TESLA INC 3.58% | Valero Energy Corp 0.75% |
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 Jun 30, 2026 and May 31, 2026.
| ONEQ Fidelity Nasdaq Composite Index ETF | VO Vanguard Mid-Cap Index Fund | |
|---|---|---|
| Where it sits | Core index fund | Core index fund |
| Issuer | Fidelity | Vanguard |
| What it is | Nasdaq Composite | Mid-Cap |
| Total return, 1 year | +20.6% | +12.0% |
| S&P 500 over the same days | +17.5% | +17.5% |
| Gap to the S&P 500 | +3.1 pts | −5.5 pts |
| Expense ratio | 0.21% | 0.03% |
| Already in the S&P 500 | 87.4% | 91.4% |
| Holdings | 1022 | 282 |
ONEQ in plain words
ONEQ is an index equity fund tracking the Nasdaq Composite. Over the year to Sep 11, 2026 it returned +20.6% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.21% a year. By its holdings filed for May 31, 2026, 87% of the fund by weight is stocks the S&P 500 also holds, across 1022 positions, with the top ten at 57.9%.
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, ONEQ or VO?
- In the year to Sep 12, 2026, with distributions reinvested, ONEQ returned +20.6% and VO returned +12.0%, so ONEQ returned more. One year is one year; the longer windows are in the table.
- Which is cheaper, ONEQ or VO?
- ONEQ charges 0.21% a year and VO charges 0.03%, so VO is cheaper. Fees come from each fund's prospectus.
- How much do ONEQ and VO overlap with the S&P 500?
- By their latest filed holdings, 87% of ONEQ and 91% of VO by weight is stocks the S&P 500 already holds. Between the two funds, 8% of their books are the same securities at the same weight.
Other comparisons
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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, ONEQ against VO, data as of Sep 12, 2026. https://etfiq.com/compare/any/ONEQ-VO Free to use with attribution; the underlying files are at Open data.
A comparison is not a recommendation. Standards and sources