ETF and Mutual Fund Analysis

Holdings as of March 31, 2026 (AIVSX) and May 31, 2026 (FSKAX)

ETF and Mutual Fund Analysis

Overlap, Comparison, and Diversification for Your Portfolio

Home > Compare > AIVSX vs FSKAX Holdings as of March 31, 2026 (AIVSX) and May 31, 2026 (FSKAX)

AIVSX vs FSKAX: Portfolio Overlap

Investment Co of America vs Fidelity Total Market Index Fund

47.7%
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
FSKAX
3735 equity holdings
as of May 31, 2026
133 stocks held in common
Overlap View Venn Diagram
47.7% OVERLAP AIVSX FSKAX
Overlapping Holdings
10 Top 10 of 133 shared, by overlap contribution
# Stock AIVSX FSKAX Overlap%
1
NVDA
 6.71% 7.01% 6.71%
2
MSFT
 5.81% 4.57% 4.57%
3
AMZN
 4.85% 3.61% 3.61%
4
AVGO
 6.31% 2.89% 2.89%
5
GOOGL
 2.57% 3.03% 2.57%
6
AAPL
 2.29% 6.26% 2.29%
7
GOOG
 2.19% 2.40% 2.19%
8
META
 2.68% 1.89% 1.89%
9
LLY
 3.45% 1.20% 1.20%
10
JPM
 1.09% 1.10% 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%
Taiwan Semiconductor Manufacturing Co Ltd1.62%
Canadian Natural Resources Ltd0.98%
Rolls-Royce Holdings PLC0.75%
TSM0.43%
Only in FSKAX — Fidelity Total Market Index Fund
StockWeight
AMD1.15%
WMT0.69%
COST0.58%
LRCX0.54%
PLTR0.49%

Run the full interactive analysis — compare up to 5 funds at once, see Venn diagrams, heatmaps, and more.

Run Full Analysis →
Frequently Asked Questions (FAQs)
What is the portfolio overlap between AIVSX and FSKAX?

AIVSX (Investment Co of America) and FSKAX (Fidelity Total Market Index Fund) share 47.7% portfolio overlap as of AIVSX's March 31, 2026 filing and FSKAX's May 31, 2026 filing, across 133 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 FSKAX 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 FSKAX?

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.

Related Comparisons
AWSHX — Washington Mutual Investors Fund vs FSKAX — Fidelity Total Market Index FundCNWAX — New World Fund Inc vs FSKAX — Fidelity Total Market Index FundCWGCX — Capital World Growth & Income Fund vs FSKAX — Fidelity Total Market Index FundAIVSX — Investment Co of America vs FCNTX — Fidelity ContrafundFBGRX — Fidelity Blue Chip Growth Fund vs FSKAX — Fidelity Total Market Index FundFCNTX — Fidelity Contrafund vs FSKAX — Fidelity Total Market Index Fund