Invest in Style

The Morningstar® Broad Style IndexesSM

A more flexible, intuitive framework for style investing and analysis.

Designed to accurately represent the size and style dimensions of the U.S. equity market in alignment with the Morningstar Style Box™, the Morningstar® Broad Style IndexesSM are a natural complement for informing style-related investment decisions. Index methodology targets broad market segments and allows for constituent overlap, resulting in benchmarks that better reflect the opportunity set for style investors.

Intelligent Benchmarking

By targeting broad segments and allowing for overlap, the indexes facilitate better benchmarking of active strategies.

Competitive Performance

Through a robust methodology, the indexes' performance is comparable to other style indexes on the market.

Exceptional Value

Advancing Morningstar's goal of lowering the cost of benchmarking and empowering investor success.

Morningstar Broad Style Indexes

The Morningstar Broad Style Index family consists of 17 U. S. equity indexes that track the U. S. equity market by capitalization and investment style. Read the Methodology, FAQ and Competitive comparison.


Five indexes represent size segments based on their coverage of the U. S. equity market:

Large Cap

Large-Mid

Mid Cap

Small-Mid

Small Cap Extended


Twelve indexes represent style segments within each of the size segments:

Large Cap

Broad Growth

Large Cap

Broad Value

Large-Mid

Broad Growth

Large-Mid

Broad Value

Mid Cap

Broad Growth

Mid Cap

Broad Value

Small-Mid

Broad Growth

Small-Mid

Broad Value

Small Cap

Broad Growth Extended

Small Cap

Broad Value Extended

Market

Value

Market

Growth

Forever in Style: Expanding Morningstar’s Style Index Suite

In response to the ongoing evolution of style investing, Morningstar launched a suite of style indexes to complement its original family. The Morningstar Broad Style Indexes are aligned with the Morningstar Style Box by design and serve a wide range of investor needs.

About the Morningstar Style Box

The Morningstar Style Box has become the industry standard for categorizing and tracking managed investment portfolios. It describes securities in terms of their relative size and value-growth orientation in an intuitive, visual tool. It is based on a robust methodology that includes forward-looking and historical components and 10 different factors to measure value-growth orientation.

RECENT ANNOUNCEMENT

Morningstar and iShares Join Forces to Lead the Industry in Style Investing

In late 2020, Morningstar and iShares issued a joint press release announcing their commitment to joining forces to lead the industry in style investing. The iShares Morningstar U.S. Equity Style Box ETFs will be updated to track Morningstar’s new set of style indexes, the Morningstar Broad Style Indexes, within the existing suite of nine funds.

Discover how the Morningstar Broad Style Indexes fit your needs.

Morningstar Indexes - Explore our complete suite of indexes to support all your investment decisions.