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.
As of Monday, April 7, 2025, CRSP offices are now located at:
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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.
CRSP Market Indexes (CRSPMI) announces the market cap breakpoints and effective ranking dates for its March 2025 quarterly index rebalancing.
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