The April 2026 CRSP Market Indexes Methodology Guide is now available at crsp.org/indexes/crsp-market-indexes-methodology.
Changes to Float Shares Investability Screen
Per the Changes to Float Shares Investability Screen announcement on February 25, 2026, effective April 27th, CRSP will include a float-adjusted market capitalization test as part of the Float Shares Investability Screen for adding or dropping security.
The value for Float-Adjusted Capitalization based on March 2026 ranking is included below:
