
CRSP Has Moved!
As of Monday, April 7, 2025, CRSP offices are now located at:
500 W Madison St, Ste 2900
Chicago, IL 60661
As communicated previously, CRSP is migrating to a new back office. This requires that subscribers migrate to the Stock & Indexes Flat File Format 2.0 (CIZ), which was made available in summer 2022. The December 2024 data which will be released in January 2025, will be the last release of datasets produced in the Legacy (FIZ) and Flat File Format 1.0 (SIZ) formats.
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As of Monday, April 7, 2025, CRSP offices are now located at:
500 W Madison St, Ste 2900
Chicago, IL 60661
How Academic Research Shaped an Industry Standard
CRSP’s Market Indexes were built on a foundation of rigorous research—now, Chicago Booth Magazine is telling that story.
Discover how Booth faculty’s groundbreaking work led to the creation of CRSP’s investable indexes, culminating in the 2010 launch of the CRSP US Total Market Index.
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.
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