ETF and Mutual Fund Analysis

Holdings as of March 31, 2026

ETF and Mutual Fund Analysis

Overlap, Comparison, and Diversification for Your Portfolio

Home > Compare > AIVSX vs VTSAX Holdings as of March 31, 2026

AIVSX vs VTSAX: Portfolio Overlap

Investment Co of America vs Vanguard Total Stock Market Index Fund

46.0%
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.

AIVSX
171 equity holdings
as of March 31, 2026
VTSAX
3506 equity holdings
as of March 31, 2026
126 stocks held in common
Overlap View Venn Diagram
46.0% OVERLAP AIVSX VTSAX
Overlapping Holdings
10 Top 10 of 126 shared, by overlap contribution
# Stock AIVSX VTSAX Overlap%
1
NVDA
 6.71% 6.44% 6.44%
2
MSFT
 5.81% 4.40% 4.40%
3
AMZN
 4.85% 3.22% 3.22%
4
GOOGL
 2.57% 2.68% 2.57%
5
AVGO
 6.31% 2.35% 2.35%
6
AAPL
 2.29% 5.96% 2.29%
7
GOOG
 2.19% 2.12% 2.12%
8
META
 2.68% 2.00% 2.00%
9
LLY
 3.45% 1.25% 1.25%
10
JPM
 1.09% 1.20% 1.09%
Most Divergent Holdings Stocks held by one fund but absent from the other
Only in AIVSX — Investment Co of America
StockWeight
British American Tobacco PLC2.72%
Royal Caribbean Cruises Ltd.1.98%
Linde PLC1.72%
Taiwan Semiconductor Manufacturing Co Ltd1.62%
Canadian Natural Resources Ltd0.98%
Only in VTSAX — VANGUARD TOTAL STOCK MARKET INDEX FUND
StockWeight
WMT0.87%
COST0.71%
CVX0.63%
AMD0.53%
PLTR0.51%

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Frequently Asked Questions (FAQs)
What is the portfolio overlap between AIVSX and VTSAX?

AIVSX (Investment Co of America) and VTSAX (Vanguard Total Stock Market Index Fund) share 46.0% portfolio overlap as of their March 31, 2026 filings, across 126 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 AIVSX and VTSAX 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 AIVSX and VTSAX?

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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