VO vs VTV: how much do they really overlap?
VO (Vanguard Mid-Cap ETF, tracking the CRSP US Mid Cap) and VTV (Vanguard Value ETF, tracking the CRSP US Large Cap Value) overlap by roughly 1% by weight. 0 of VO's top 10 holdings also appear in VTV. A 50/50 blend of the two behaves like about 346 equally-weighted bets (diversification grade A). In short, the two funds hold almost none of the same securities — they are complementary, not redundant.
The same companies, in both funds
These 1 holdings appear in both VO and VTV. The weight columns show how much of each fund each name represents.
| Holding | in VO | in VTV |
|---|---|---|
| GLW Corning Inc. | 0.69% | 0.53% |
Only in VO
Vanguard Mid-Cap ETF — US mid-cap. Its biggest holdings that VTV doesn’t have:
| STX Seagate Technology Holdings plc | 1.90% |
| WDC Western Digital Corp. | 1.78% |
| VRT Vertiv Holdings Co. Class A | 1.18% |
| PWR Quanta Services Inc. | 1.06% |
| HWM Howmet Aerospace Inc. | 1.03% |
| MRVL Marvell Technology Inc. | 0.89% |
| CMI Cummins Inc. | 0.89% |
| CEG Constellation Energy Corp. | 0.88% |
Only in VTV
Vanguard Value ETF — US large-cap value. Its biggest holdings that VO doesn’t have:
| MU Micron Technology Inc. | 4.17% |
| JPM JPMorgan Chase & Co. | 2.88% |
| BRK.B Berkshire Hathaway Inc. Class B | 2.82% |
| XOM Exxon Mobil Corp. | 2.31% |
| JNJ Johnson & Johnson | 2.07% |
| WMT Walmart Inc. | 1.93% |
| INTC Intel Corp. | 1.75% |
| CSCO Cisco Systems Inc. | 1.63% |
So — essentially different. Should you hold both?
VO and VTV hold almost none of the same securities — they are complementary, not redundant. Held together they genuinely broaden your exposure — a 50/50 blend reaches ~346 effective positions (grade A), because they hold largely different securities.
Holdings as of — VO: May 31, 2026 (Vanguard); VTV: May 31, 2026 (Vanguard). Refreshed monthly. Overlap is measured across each fund’s largest holdings (top 50); the diffuse long tail barely moves the math.
See this for YOUR whole portfolio, free →VO vs VTV — FAQ
- How much do VO and VTV overlap?
- VO and VTV overlap by approximately 1% measured by portfolio weight — that is the share of the smaller fund's holdings (by weight) that also sit inside the other. 0 of VO's 10 largest holdings are also held by VTV. They share 1 of their listed top holdings in total.
- Is it redundant to hold both VO and VTV?
- Because they hold almost none of the same securities — they are complementary, not redundant, holding both is not redundant — each fund covers largely different holdings, so together they broaden your exposure. A 50/50 blend has an effective 346 positions and a A diversification grade.
- What does VTV hold that VO doesn't?
- VTV's largest holdings that VO doesn't hold include MU, JPM, BRK.B, XOM, JNJ. Its category is US large-cap value, versus VO's US mid-cap.
- Which is more concentrated, VO or VTV?
- VO's top 10 holdings are 31% of its listed weight; VTV's are 41%. The more concentrated fund leans harder on its largest names.