Insights: B400

U.S. Equities

Through February 10, 2026, the divergence between the two versions of the Barron’s 400 Index has become difficult to ignore....

February 12, 2026

Indexes & Model Portfolios

Over the past three decades, mid-cap stocks have quietly outperformed their large- and small-cap counterparts. From 1995 to 2025, the...

September 19, 2025

Indexes & Model Portfolios

Eighteen years ago this week, the Barron’s 400 Index (B400) was introduced on the cover of Barron’s magazine with a...

September 2, 2025

Indexes & Model Portfolios

The Barron’s 400 Index (B400) started the week with a newly reconstituted roster of constituents following its most recent rebalance,...

September 19, 2022

Indexes & Model Portfolios

The Barron’s 400 Index (B400), a collaboration between MarketGrader and Barron’s, which seeks to track the most fundamentally sound companies...

March 22, 2022

Indexes & Model Portfolios

The Barron’s 400 Index (B400) completed its most recent semi-annual rebalance on Friday, March 19th. In replacing 167 of its...

March 23, 2021

Indexes & Model Portfolios

With 2018 pushing toward the halfway mark, the Barron’s 400 Index is outpacing many broad-market indexes. As of last Friday’s...

May 21, 2018