NOTICE: As of 2/2/2026, Morningstar has completed the acquisition of the Center for Research in Security Prices (CRSP). Learn more >>

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Morningstar Reaches New Milestone in the CRSP Acquisition, Rebranding CRSP Market Indexes to Morningstar Indexes

The rebrand of the CRSP indexes, with over $3 trillion in AUM benchmarked, solidifies Morningstar’s position as one of the top tier index providers and is an important new milestone [...]

CRSP Has Moved to Morningstar Headquarters Office

As of Monday, February 2, 2026, CRSP offices are now located at: 22 W. Washington St., Chicago, IL US Phone: +1 312-384-3735 Please update our contact information in your systems. [...]

CRSP Count™ Quarterly Update – December 2025

Using CRSP Market Indexes Methodology, CRSP Count™ tracks changes in the number of securities by market cap segments - Mega, Mid, Small and Micro - through time. [...]

Morningstar Completes Acquisition of CRSP and Extends Relationship with Vanguard

The CRSP integration unites two trusted sources of market insight, reinforcing a shared commitment to transparency, quality, and investor-focused solutions and solidifying Morningstar’s position as a top-tier global index provider. [...]

CRSP Mentioned in 1929: Inside the Greatest Crash in Wall Street History – And How It Shattered a Nation

CRSP is pleased to be recognized in Andrew Ross Sorkin’s new book, 1929: Inside the Greatest Crash in Wall Street History – And How It Shattered a Nation. [...]

CRSP Count™ Quarterly Update – September 2025

Using CRSP Market Indexes Methodology, CRSP Count™ tracks changes in the number of securities by market cap segments - Mega, Mid, Small and Micro - through time. [...]

Lessons from the Markets

Mark Carhart, PhD ’95, reflects on his Booth experience, his research that led to the CRSP Mutual Fund Database, and why index investing remains the best long-term strategy. [...]

Seeing Through the Fog of Market History

“The farther backward you can look,” Winston Churchill once famously said, “the farther forward you can see.” It’s a sentiment that’s as true for investors and market researchers as it [...]

Morningstar Plans to Acquire CRSP

We are pleased to share some exciting news about the Center for Research in Security Prices (CRSP): The University of Chicago, home to CRSP, and Morningstar, Inc. today signed an [...]
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