ETF and Mutual Fund Analysis

Holdings as of May 31, 2026 (AGTHX) and March 31, 2026 (VFIAX)

ETF and Mutual Fund Analysis

Overlap, Comparison, and Diversification for Your Portfolio

Home > Compare > AGTHX vs VFIAX Holdings as of May 31, 2026 (AGTHX) and March 31, 2026 (VFIAX)

AGTHX vs VFIAX: Portfolio Overlap

Growth Fund of America vs Vanguard 500 Index Fund

49.8%
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
VFIAX
504 equity holdings
as of March 31, 2026
160 stocks held in common
Overlap View Venn Diagram
49.8% OVERLAP AGTHX VFIAX
Overlapping Holdings
10 Top 10 of 160 shared, by overlap contribution
# Stock AGTHX VFIAX Overlap%
1
NVDA
 6.25% 7.59% 6.25%
2
MSFT
 4.25% 4.93% 4.25%
3
AMZN
 4.00% 3.65% 3.65%
4
GOOGL
 3.12% 3.00% 3.00%
5
AVGO
 5.21% 2.63% 2.63%
6
GOOG
 3.04% 2.40% 2.40%
7
META
 4.18% 2.24% 2.24%
8
TSLA
 2.56% 1.87% 1.87%
9
AAPL
 1.71% 6.68% 1.71%
10
LLY
 2.99% 1.31% 1.31%
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%
Royal Caribbean Cruises Ltd.1.33%
SK hynix Inc1.22%
SHOP1.06%
Only in VFIAX — VANGUARD 500 INDEX FUND
StockWeight
PG0.60%
IBM0.41%
LIN0.41%
C0.34%
GILD0.31%

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

AGTHX (Growth Fund of America) and VFIAX (Vanguard 500 Index Fund) share 49.8% portfolio overlap as of AGTHX's May 31, 2026 filing and VFIAX's March 31, 2026 filing, across 160 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 VFIAX 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 VFIAX?

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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