VOT vs VO: Holdings Overlap
VOTVanguard Mid-cap Growth Index Fund
Vanguard · 130 holdings · $19.9B · as of 2026-03-31
Vanguard · 289 holdings · $109.2B · as of 2026-03-31
How similar are VOT and VO?
Vanguard Mid-cap Growth Index Fund (VOT, by Vanguard) holds 130 positions; Vanguard Mid-cap Index Fund (VO, by Vanguard) holds 289. They have 130 holdings in common, and by portfolio weight the two funds are 44.0% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 44.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 130VOT holds 130 · VO holds 289
- Weight in Shared Holdings
- VOT 100%·VO 44%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in VOT
Every position in VOT is also held by VO, so it brings nothing the other fund doesn’t already own.
Sector Breakdown
| Sector | VOT | VO |
|---|---|---|
| Industrials | 25.1% | 18.4% |
| Information Technology | 22.5% | 14.2% |
| Consumer Discretionary | 15.2% | 9.3% |
| Financials | 8.5% | 13.8% |
| Health Care | 10.5% | 8.3% |
| Other Sectors | 18.1% | 35.7% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts.
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| VOT | +1.9% | +10.1% | +7.1% | +14.7% | +5.4% | +11.9% | 0.59% |
| VO | +2.6% | +14.8% | +18.0% | +15.7% | +8.0% | +11.6% | 1.29% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in VOT vs VO →
Shared Holdings(130)
The top 10 shared positions account for 20% of the overlap, led by VRT, HWM and WDC.
 VRTVertiv Holdings Co., Class A | 2.49% | 1.03% | 1.03% |
|---|---|---|---|
 HWMHowmet Aerospace Inc COM | 2.40% | 1.01% | 1.01% |
 WDCWestern Digital Corp. COM | 1.19% | 1.00% | 1.00% |
 CEGConstellation Energy Corp. COM | 2.24% | 0.94% | 0.94% |
 STXSeagate Technology Holdings PLC ORD SHS | 2.22% | 0.93% | 0.93% |
 PWRQuanta Services, Inc. COM | 2.14% | 0.89% | 0.89% |
 MSIMotorola Solutions Inc COM NEW | 1.87% | 0.78% | 0.78% |
 ROSTRoss Stores Inc COM | 1.82% | 0.76% | 0.76% |
 RCLRoyal Caribbean Group COM USD0.01 | 1.74% | 0.73% | 0.73% |
 TDGTransdigm Group Inc. COM | 1.70% | 0.71% | 0.71% |
 NETCloudflare, Inc., Class A | 1.62% | 0.68% | 0.68% |
 ORealty Income Corporation COM | 1.48% | 0.62% | 0.62% |
 HOODRobinhood Markets, Inc., Class A | 1.42% | 0.60% | 0.60% |
 TRGPTarga Resources Corp. COM | 1.40% | 0.59% | 0.59% |
 FASTFastenal Co. COM | 1.39% | 0.58% | 0.58% |
 GLWCorning Incorporated COM | 0.68% | 0.57% | 0.57% |
 DASHDoorDash, Inc., Class A | 1.36% | 0.57% | 0.57% |
 EAElectronic Arts Inc. COM | 0.66% | 0.56% | 0.56% |
 VSTVistra Corp. COMMON STOCK | 1.32% | 0.55% | 0.55% |
 MPWRMonolithic Power Systems Inc. COM | 1.32% | 0.55% | 0.55% |
 GWWW.w. Grainger Inc. COM | 1.28% | 0.53% | 0.53% |
 AMEAmetek, Inc. COM | 1.28% | 0.53% | 0.53% |
 EWEdwards Lifesciences Corporation COM | 1.21% | 0.51% | 0.51% |
 TERTeradyne Inc. COM | 1.21% | 0.51% | 0.51% |
 ZTSZoetis, Inc., Class A | 1.17% | 0.49% | 0.49% |
Frequently Asked Questions
How much do VOT and VO overlap?
VOT and VO overlap by 44.0% of portfolio weight. They share 130 holdings (VOT holds 130 positions and VO holds 289), based on each fund's latest SEC-reported holdings.
Is it redundant to own both VOT and VO?
The two portfolios are 44.0% identical by weight. Owning both is defensible: they share a meaningful core, but each fund adds exposure the other lacks.
What are the biggest shared holdings of VOT and VO?
The largest positions held by both funds are VRT, HWM, WDC, CEG and STX. Together the top 10 shared positions account for 20% of the total overlap.
What does VOT own that VO doesn't?
Nothing. Every position in VOT is also held by VO. In the other direction, 159 positions (55.7% of VO) are unique to VO.