VO vs VTI: how much do they overlap?
Vanguard Mid-Cap ETF (VO) · Vanguard Total Stock Market ETF (VTI)
overlap by weight · 289 shared holdings
VO: 289 holdings (as of 2026-03-31) · VTI: 3503 holdings (as of 2026-03-31)
Low overlap
What this means
VO and VTI hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in VO | in VTI |
|---|---|---|---|
| Newmont Corp | NEM | 0.64% | 0.19% |
| Corning Inc | GLW | 0.57% | 0.17% |
| Vertiv Holdings Co | VRT | 1.03% | 0.15% |
| Howmet Aerospace Inc | HWM | 1.01% | 0.15% |
| Western Digital Corp | WDC | 1% | 0.15% |
| Williams Cos Inc/The | WMB | 0.48% | 0.14% |
| Marvell Technology Inc | MRVL | 0.47% | 0.14% |
| Constellation Energy Corp | CEG | 0.94% | 0.14% |
| Seagate Technology Holdings PLC | STX | 0.93% | 0.14% |
| Quanta Services Inc | PWR | 0.89% | 0.13% |
FAQ
How much do VO and VTI overlap?
VO and VTI have a 16.2% overlap by weight, sharing 289 holdings (out of 289 in VO and 3503 in VTI), based on official issuer holdings as of 2026-03-31.
What does 16.2% overlap mean?
VO and VTI hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do VO and VTI both hold?
The largest shared positions are Newmont Corp, Corning Inc, Vertiv Holdings Co, Howmet Aerospace Inc, Western Digital Corp. The full list of top shared holdings with weights in each fund is shown on this page.