ITOT vs VTI ETF holdings comparison
iShares Core S&P Total U.S. Stock Market ETF (ITOT) · Vanguard Total Stock Market ETF (VTI)
ITOT and VTI overlap by 90.2% by portfolio weight. The remaining 9.8 percentage points are not counted as shared holdings weight by this calculation. They share 2376 stocks; the largest shared position is NVIDIA Corp. (NVDA), contributing 6.42% to the overlap.
The holdings dates differ. This can slightly understate overlap for funds tracking similar indexes.
What this means
ITOT and VTI share most of their portfolio weight in the same underlying stocks. OverlapCheck labels this "high holdings overlap" using house ranges of 70% or more, 30% to under 70%, and under 30%. These descriptive ranges are not industry standards or investment guidance. Holdings overlap does not measure correlation, volatility, geographic or factor exposure, fees, or suitability.
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.
This comparison covers normalized equity positions represented in the dataset. Cash, derivatives, options, structured notes, and other non-equity assets are not included, so the result is not a complete comparison of every asset or risk in either fund.
Top shared holdings
| Company | Ticker | in ITOT | in VTI |
|---|---|---|---|
| NVIDIA Corp. | NVDA | 6.63% | 6.42% |
| Apple, Inc. | AAPL | 5.81% | 5.94% |
| Microsoft Corp. | MSFT | 3.79% | 4.38% |
| Amazon.com, Inc. | AMZN | 3.19% | 3.21% |
| Alphabet, Inc. | GOOGL | 2.86% | 2.67% |
| Broadcom, Inc. | AVGO | 2.45% | 2.34% |
| Alphabet, Inc. | GOOG | 2.29% | 2.11% |
| Meta Platforms, Inc. | META | 1.69% | 2.00% |
| Tesla, Inc. | TSLA | 1.62% | 1.67% |
| Berkshire Hathaway, Inc. | BRK.B | 1.25% | 1.37% |
Holdings only in ITOT or VTI
ITOT has 74 fund-only positions representing approximately 0.8 percentage points of reported exposure; VTI has 786 fund-only positions representing approximately 0.8 percentage points of reported exposure. These are positions whose normalized security identifiers appear in one issuer file but not the other.
Largest positions only in ITOT
| Company | Ticker | Weight |
|---|---|---|
| Space Exploration Technologies Corp. | SPCX | 0.14% |
| Honeywell International, Inc. | HON | 0.10% |
| NXP Semiconductors NV | NXPI | 0.10% |
| Honeywell Aerospace, Inc. | HONA | 0.10% |
| Carnival Corp. Ltd. | CCL | 0.05% |
| Amrize Ltd. | N/A | 0.04% |
| Coupang, Inc. | CPNG | 0.03% |
| Royalty Pharma plc | RPRX | 0.03% |
| Amcor plc | N/A | 0.03% |
| DuPont de Nemours, Inc. | DD | 0.03% |
Largest positions only in VTI
| Company | Ticker | Weight |
|---|---|---|
| Honeywell International Inc | HON | 0.23% |
| Waste Connections Inc | WCN | 0.07% |
| Carnival Corp | CCL1EUR | 0.05% |
| Berkshire Hathaway Inc | BRK/A | 0.04% |
| Coterra Energy Inc | CTRA | 0.04% |
| DuPont de Nemours Inc | DD | 0.03% |
| Hologic Inc | HO1 | 0.03% |
| Masimo Corp | MASI | 0.01% |
| Clearwater Analytics Holdings Inc | CWAN | 0.01% |
| Arcellx Inc | ACLXGBX | 0.01% |
FAQ
How much do ITOT and VTI overlap?
ITOT and VTI have 90.2% overlap by weight, sharing 2376 equity positions (out of 2450 in ITOT and 3162 in VTI). The official holdings files used are dated 2026-06-30 for ITOT and 2026-03-31 for VTI.
What does 90.2% overlap mean?
ITOT and VTI share most of their portfolio weight in the same underlying stocks. OverlapCheck labels this "high holdings overlap" using house ranges of 70% or more, 30% to under 70%, and under 30%. These descriptive ranges are not industry standards or investment guidance. Holdings overlap does not measure correlation, volatility, geographic or factor exposure, fees, or suitability.
Which stocks do ITOT and VTI both hold?
The largest shared positions are NVIDIA Corp., Apple, Inc., Microsoft Corp., Amazon.com, Inc., Alphabet, Inc.. The top shared holdings with weights in each fund are shown on this page.
What holdings are different between ITOT and VTI?
ITOT has 74 positions not found in VTI, while VTI has 786 positions not found in ITOT. The largest fund-only positions and their weights are shown on this page.