ITOT vs VTV: how much do they really overlap?
ITOT (iShares Core S&P Total US Stock Market ETF, tracking the S&P Total Market) and VTV (Vanguard Value ETF, tracking the CRSP US Large Cap Value) overlap by roughly 28% by weight. 1 of ITOT's top 10 holdings also appear in VTV. A 50/50 blend of the two behaves like about 139 equally-weighted bets (diversification grade A). In short, the two funds share a meaningful core of the same megacaps, but each also brings real exposure the other lacks.
The same companies, in both funds
These 26 holdings appear in both ITOT and VTV. The weight columns show how much of each fund each name represents.
| Holding | in ITOT | in VTV |
|---|---|---|
| MU MICRON TECHNOLOGY INC | 1.78% | 4.17% |
| JPM JPMORGAN CHASE & CO | 1.20% | 2.88% |
| INTC INTEL CORPORATION | 0.90% | 1.75% |
| JNJ JOHNSON & JOHNSON | 0.84% | 2.07% |
| XOM EXXON MOBIL CORP | 0.77% | 2.31% |
| AMAT APPLIED MATERIAL INC | 0.78% | 0.68% |
| WMT WALMART INC | 0.68% | 1.93% |
| CAT CATERPILLAR INC | 0.67% | 1.55% |
| CSCO CISCO SYSTEMS INC | 0.63% | 1.63% |
| ABBV ABBVIE INC | 0.61% | 1.47% |
| GE GE AEROSPACE | 0.53% | 0.61% |
| UNH UNITEDHEALTH GROUP INC | 0.52% | 1.31% |
| BAC BANK OF AMERICA CORP | 0.51% | 1.27% |
| HD HOME DEPOT INC | 0.48% | 1.20% |
| PG PROCTER & GAMBLE | 0.47% | 1.27% |
+ 11 more shared holdings.
Only in ITOT
iShares Core S&P Total US Stock Market ETF — total US market. Its biggest holdings that VTV doesn’t have:
| NVDA NVIDIA CORP | 6.63% |
| AAPL APPLE INC | 5.81% |
| MSFT MICROSOFT CORP | 3.79% |
| AMZN AMAZON.COM INC | 3.19% |
| GOOGL ALPHABET INC CLASS A | 2.86% |
| AVGO BROADCOM INC | 2.45% |
| GOOG ALPHABET INC CLASS C | 2.29% |
| META META PLATFORMS INC CLASS A | 1.69% |
Only in VTV
Vanguard Value ETF — US large-cap value. Its biggest holdings that ITOT doesn’t have:
| BRK.B Berkshire Hathaway Inc. Class B | 2.82% |
| QCOM QUALCOMM Inc. | 1.02% |
| C Citigroup Inc. | 0.80% |
| ADI Analog Devices Inc. | 0.77% |
| PEP PepsiCo Inc. | 0.75% |
| TMO Thermo Fisher Scientific Inc. | 0.70% |
| AMGN Amgen Inc. | 0.69% |
| VZ Verizon Communications Inc. | 0.69% |
So — partly overlapping. Should you hold both?
ITOT and VTV share a meaningful core of the same megacaps, but each also brings real exposure the other lacks. Held together they keep a shared megacap core but each still pulls in exposure the other lacks, so a 50/50 blend spreads to ~139 effective positions (grade A).
Holdings as of — ITOT: Jun 30, 2026 (iShares (BlackRock)); 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 →ITOT vs VTV — FAQ
- How much do ITOT and VTV overlap?
- ITOT and VTV overlap by approximately 28% measured by portfolio weight — that is the share of the smaller fund's holdings (by weight) that also sit inside the other. 1 of ITOT's 10 largest holdings are also held by VTV. They share 26 of their listed top holdings in total.
- Is it redundant to hold both ITOT and VTV?
- Because they share a meaningful core of the same megacaps, but each also brings real exposure the other lacks, holding both is partly redundant: you double up on a shared core (MU) while each fund still adds distinct exposure. A 50/50 blend has an effective 139 positions and a A diversification grade.
- What does VTV hold that ITOT doesn't?
- VTV's largest holdings that ITOT doesn't hold include BRK.B, QCOM, C, ADI, PEP. Its category is US large-cap value, versus ITOT's total US market.
- Which is more concentrated, ITOT or VTV?
- ITOT's top 10 holdings are 58% of its listed weight; VTV's are 41%. The more concentrated fund leans harder on its largest names.