ETF and Mutual Fund Analysis

Holdings as of September 30, 2025 (ITOT) and March 31, 2026 (VUG)

ETF and Mutual Fund Analysis

Overlap, Comparison, and Diversification for Your Portfolio

Home > Compare > ITOT vs VUG Holdings as of September 30, 2025 (ITOT) and March 31, 2026 (VUG)

ITOT vs VUG: Portfolio Overlap

iShares Core S&P Total U.S. Stock Market ETF vs Vanguard Growth Index Fund

52.2%
Weighted portfolio overlap
High Overlap

The two funds are running highly redundant strategies — the same market exposure is paid for through two expense ratios.

ITOT
2484 equity holdings
as of September 30, 2025
VUG
153 equity holdings
as of March 31, 2026
147 stocks held in common
Overlap View Venn Diagram
52.2% OVERLAP ITOT VUG
Overlapping Holdings
10 Top 10 of 147 shared, by overlap contribution
# Stock ITOT VUG Overlap%
1
NVDA
 7.02% 13.33% 7.02%
2
MSFT
 5.94% 9.10% 5.94%
3
AAPL
 5.83% 12.33% 5.83%
4
AMZN
 3.29% 4.60% 3.29%
5
META
 2.46% 4.15% 2.46%
6
AVGO
 2.39% 4.41% 2.39%
7
GOOGL
 2.18% 5.54% 2.18%
8
TSLA
 1.93% 3.48% 1.93%
9
GOOG
 1.75% 4.39% 1.75%
10
LLY
 0.94% 2.60% 0.94%
Most Divergent Holdings Stocks held by one fund but absent from the other
Only in ITOT — iShares Core S&P Total U.S. Stock Market ETF
StockWeight
BRK.B1.42%
JPM1.34%
XOM0.74%
WMT0.70%
JNJ0.69%
Only in VUG — VANGUARD GROWTH INDEX FUND
StockWeight
STX0.30%
WCN0.15%
RCL0.13%
SUNB0.06%
FLUT0.04%

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Frequently Asked Questions (FAQs)
What is the portfolio overlap between ITOT and VUG?

ITOT (iShares Core S&P Total U.S. Stock Market ETF) and VUG (Vanguard Growth Index Fund) share 52.2% portfolio overlap as of ITOT's September 30, 2025 filing and VUG's March 31, 2026 filing, across 147 common stocks. Overlap is the sum of the smaller weight of each shared stock, so it reads as the share of a dollar that lands on the same companies in both funds.

Do ITOT and VUG invest in the same stocks?

Largely yes. A substantial portion of both portfolios consists of the same stocks, leaving limited room for differentiation.

What are the top stocks held by both ITOT and VUG?

The most prominent shared holdings (by combined weight) are: NVDA, MSFT, AAPL. See the full common-holdings table on this page for weights in each fund.

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