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 IWF Holdings as of March 31, 2026

AIVSX vs IWF: Portfolio Overlap

Investment Co of America vs iShares Russell 1000 Growth ETF

46.3%
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
IWF
387 equity holdings
as of March 31, 2026
62 stocks held in common
Overlap View Venn Diagram
46.3% OVERLAP AIVSX IWF
Overlapping Holdings
10 Top 10 of 62 shared, by overlap contribution
# Stock AIVSX IWF Overlap%
1
NVDA
 6.71% 12.95% 6.71%
2
MSFT
 5.81% 8.84% 5.81%
3
AVGO
 6.31% 4.80% 4.80%
4
AMZN
 4.85% 4.67% 4.67%
5
META
 2.68% 3.46% 2.68%
6
LLY
 3.45% 2.66% 2.66%
7
GOOGL
 2.57% 3.54% 2.57%
8
AAPL
 2.29% 11.66% 2.29%
9
GOOG
 2.19% 2.88% 2.19%
10
NFLX
 1.21% 1.47% 1.21%
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%
PM2.36%
Royal Caribbean Cruises Ltd.1.98%
Linde PLC1.72%
Taiwan Semiconductor Manufacturing Co Ltd1.62%
Only in IWF — iShares Russell 1000 Growth ETF
StockWeight
COST1.60%
PLTR1.15%
LRCX0.97%
GEV0.85%
AMD0.69%

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

AIVSX (Investment Co of America) and IWF (iShares Russell 1000 Growth ETF) share 46.3% portfolio overlap as of their March 31, 2026 filings, across 62 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 IWF 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 IWF?

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

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