Current Release Notes Most Viewed Guides CRSP in Action

Includes data definitions, calculations, methodologies, and more.


Includes data definitions, link information, access functions, and cross reference information.

Note: We are in the process of updating the online versions of our product guides. For the most current information, please download the PDF via the link below:

CRSP/Compustat Merged Database Guide

CRSP/Compustat Merged Database for SAS, ASCII & R 

Includes installation, data access, and tool usage

Includes file formats, data definitions and calculations. 

CRSP Indexes US Market Update - March 2021

CRSP continues with its new monthly series for March 2021. To view the full report, click here.

When It Comes to Indexes, the Devil is in the Details


Indexes have broad reach, but the amount of the U.S. market’s investable market capitalization they capture varies. Broad diversification ensures that investors have a stake in the market’s winners and mitigates the impact of owning a lot of losers. This article describes how the CRSP Indexes seek to deliver optimal and comprehensive market exposure.