How do I invest in USA Small Cap stocks?

It is well known that companies with smaller market capitalizations generate higher returns over the long term. However, they also come with higher risks that investors should efficiently manage. Diversification of investments with ETFs is the safest bet for an independent investor to approach the small cap stocks.

There are essentially three indices available to invest with ETFs in USA small cap companies. This Investment Guide for USA small cap stocks will help you navigate between the peculiarities of the Russell 2000®, MSCI USA Small Cap, S&P SmallCap 600 and the ETFs tracking them. It will allow you to find the most suitable small cap USA ETFs for you by ranking them according to your preferences.

Le meilleur USA Small Cap ETF selon le rendement sur un an au 30/11/2025

Classement de tous les $rankingLink en fonction de leur rendement

Le plus grand USA Small Cap ETF en fonction du volume du fonds en EUR

Classement de tous les $rankingLink en fonction du volume du fonds

L’USA Small Cap ETF le plus avantageux en fonction des frais totaux sur encours

Classement de tous les $rankingLink en fonction des frais totaux sur encours

Methodologies of the most important indices

Source: justETF Research; As of 31/01/2020

Russell 2000® index

The Russell 2000® index tracks appr. 2,000 of the smallest companies (as measured by total market cap) from the underlying Russell 3000® index, which consists of the largest 3,000 US companies. The Russell 2000® index represents appr. 10 percent of the total market capitalization of the Russell 3000® index. The stocks passing the selection screen are weighted by their free float market capitalization.

Methodology of the Russell 2000® Factsheet Methodology

• Appr. 2000 small cap stocks from the United States
• Index rebalancing takes place annually. Exception: additions due to new IPOs, which take place quarterly
• Underlying index has requirements for inclusion such as minimum market cap, closing price, free float, location of trading of the majority of a company's shares
• Stock selection is based on total market cap
• Selection criteria: appr. 2,000 smallest stocks from the Russell 3000® index are included
• Index weighted by free float market cap

S&P SmallCap 600 index

The S&P SmallCap 600 index includes 600 small cap US stocks from the underlying S&P 1500® Composite index. Companies must have an unadjusted market cap of 600 million to 2.4 billion USD to be included in the index. The stocks passing the selection screen are weighted by their free float market capitalization.

Methodology of the S&P SmallCap 600 Factsheet Methodology

• 600 small cap stocks from the United States
• Index rebalancing takes place quarterly
• Index has minimum liquidity, free float and financial viability (positive earnings in the last year and quarter) inclusion criteria
• Selection criteria: 600 smallest companies from the underlying S&P 1500® Composite index with an unadjusted market cap of 600 million to 2.4 billion USD
• Index weighted by free float market cap

Pour la sélection d’un USA small cap ETFs, outre la méthodologie de l’indice et les performances, d’autres facteurs jouent un rôle important lors de la décision. Pour faciliter la comparaison, vous trouverez une liste des USA small cap stocks avec les indications relatives à la taille, aux frais, à l’utilisation des revenus, au domicile du fonds et à la méthode de réplication classée en fonction de la taille des fonds.

Comparaison détaillée de tous les $rankingLink
Comparaison graphique de tous les $rankingLink

Source : justETF.com ; situation au : 04/12/2025

Comparaison des performances des Small Cap ETFs on US equities

Le tableau suivant compare les performances de tous les USA small cap ETFs. Toutes les indications relatives aux performances sont données à la fin du mois et comprennent les distributions. Outre les performances à une date de référence, l’évolution dans le temps est décisive pour la comparaison des ETFs. Pour cela, servez-vous aussi de nos comparaisons graphiques.

• Par périodes
• Par années

Source : justETF.com ; situation au : 30/11/2025 ; indications en EUR, distributions comprises