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 > VB vs VTSAX Holdings as of March 31, 2026

VB vs VTSAX: Portfolio Overlap

Vanguard Small-Cap Index Fund vs Vanguard Total Stock Market Index Fund

12.1%
Weighted portfolio overlap
Low Overlap

Low Overlap. The two portfolios have highly distinct allocations: little of the weight sits in the same stocks.

VB
1312 equity holdings
as of March 31, 2026
VTSAX
3506 equity holdings
as of March 31, 2026
1310 stocks held in common
Overlap View Venn Diagram
12.1% OVERLAP VB VTSAX
Overlapping Holdings
10 Top 10 of 1310 shared, by overlap contribution
# Stock VB VTSAX Overlap%
1
CIEN
 0.39% 0.09% 0.09%
2
LITE
 0.35% 0.08% 0.08%
3
FIX
 0.34% 0.08% 0.08%
4
COHR
 0.31% 0.07% 0.07%
5
EQT
 0.28% 0.06% 0.06%
6
RKLB
 0.26% 0.06% 0.06%
7
BE
 0.25% 0.06% 0.06%
8
INSM
 0.25% 0.06% 0.06%
9
EME
 0.46% 0.05% 0.05%
10
NRG
 0.44% 0.05% 0.05%
Most Divergent Holdings Stocks held by one fund but absent from the other
Only in VB — VANGUARD SMALL-CAP INDEX FUND
StockWeight
GREIF, INC.0.01%
FRMI0.00%
Only in VTSAX — VANGUARD TOTAL STOCK MARKET INDEX FUND
StockWeight
NVDA6.44%
AAPL5.96%
MSFT4.40%
AMZN3.22%
GOOGL2.68%

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

VB (Vanguard Small-Cap Index Fund) and VTSAX (Vanguard Total Stock Market Index Fund) share 12.1% portfolio overlap as of their March 31, 2026 filings, across 1310 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 VB and VTSAX invest in the same stocks?

Mostly not. Only a small portion of their portfolios overlaps — these funds hold largely different stocks and genuinely diversify each other.

What are the top stocks held by both VB and VTSAX?

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

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