ETF and Mutual Fund Analysis

Holdings as of May 31, 2026 (AGTHX) and September 30, 2025 (ITOT)

ETF and Mutual Fund Analysis

Overlap, Comparison, and Diversification for Your Portfolio

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

AGTHX vs ITOT: Portfolio Overlap

Growth Fund of America vs iShares Core S&P Total U.S. Stock Market ETF

48.2%
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.

AGTHX
313 equity holdings
as of May 31, 2026
ITOT
2484 equity holdings
as of September 30, 2025
235 stocks held in common
Overlap View Venn Diagram
48.2% OVERLAP AGTHX ITOT
Overlapping Holdings
10 Top 10 of 235 shared, by overlap contribution
# Stock AGTHX ITOT Overlap%
1
NVDA
 6.25% 7.02% 6.25%
2
MSFT
 4.25% 5.94% 4.25%
3
AMZN
 4.00% 3.29% 3.29%
4
META
 4.18% 2.46% 2.46%
5
AVGO
 5.21% 2.39% 2.39%
6
GOOGL
 3.12% 2.18% 2.18%
7
TSLA
 2.56% 1.93% 1.93%
8
GOOG
 3.04% 1.75% 1.75%
9
AAPL
 1.71% 5.83% 1.71%
10
LLY
 2.99% 0.94% 0.94%
Most Divergent Holdings Stocks held by one fund but absent from the other
Only in AGTHX — Growth Fund of America
StockWeight
Taiwan Semiconductor Manufacturing Co Ltd2.52%
ANTHROPIC PBC1.42%
SK hynix Inc1.22%
SHOP1.06%
MELI0.65%
Only in ITOT — iShares Core S&P Total U.S. Stock Market ETF
StockWeight
PG0.55%
IBM0.41%
NOW0.30%
C0.29%
SCHW0.25%

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

AGTHX (Growth Fund of America) and ITOT (iShares Core S&P Total U.S. Stock Market ETF) share 48.2% portfolio overlap as of AGTHX's May 31, 2026 filing and ITOT's September 30, 2025 filing, across 235 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 AGTHX 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 AGTHX and ITOT?

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

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