ETF and Mutual Fund Analysis

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

ETF and Mutual Fund Analysis

Overlap, Comparison, and Diversification for Your Portfolio

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

AFICX vs ITOT: Portfolio Overlap

American Funds Fundamental Investors vs iShares Core S&P Total U.S. Stock Market ETF

40.0%
Weighted portfolio overlap
Moderate Overlap

Moderate Overlap. A recognisable amount of shared weight, common among funds drawing on the same large-cap pool. Much of it typically sits in the top conviction holdings.

AFICX
238 equity holdings
as of March 31, 2026
ITOT
2484 equity holdings
as of September 30, 2025
172 stocks held in common
Overlap View Venn Diagram
40.0% OVERLAP AFICX ITOT
Overlapping Holdings
10 Top 10 of 172 shared, by overlap contribution
# Stock AFICX ITOT Overlap%
1
MSFT
 4.67% 5.94% 4.67%
2
NVDA
 3.74% 7.02% 3.74%
3
AMZN
 2.90% 3.29% 2.90%
4
META
 2.40% 2.46% 2.40%
5
AVGO
 6.15% 2.39% 2.39%
6
GOOG
 3.77% 1.75% 1.75%
7
GOOGL
 1.65% 2.18% 1.65%
8
AAPL
 1.58% 5.83% 1.58%
9
LLY
 0.98% 0.94% 0.94%
10
V
 1.26% 0.89% 0.89%
Most Divergent Holdings Stocks held by one fund but absent from the other
Only in AFICX — American Funds Fundamental Investors
StockWeight
British American Tobacco PLC2.38%
Taiwan Semiconductor Manufacturing Co Ltd2.24%
SK hynix Inc1.72%
TSM1.18%
MELI0.90%
Only in ITOT — iShares Core S&P Total U.S. Stock Market ETF
StockWeight
ORCL0.72%
JNJ0.69%
PLTR0.64%
CSCO0.42%
IBM0.41%

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

AFICX (American Funds Fundamental Investors) and ITOT (iShares Core S&P Total U.S. Stock Market ETF) share 40.0% portfolio overlap as of AFICX's March 31, 2026 filing and ITOT's September 30, 2025 filing, across 172 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 AFICX and ITOT invest in the same stocks?

Somewhat. The two funds share a meaningful set of stocks, though each also holds distinct positions the other does not.

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

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

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