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.

CRSP/Compustat Merged Database Guide

CRSP/Compustat Merged Database for SAS, ASCII & R 

Includes installation, data access, and tool usage

CRSP Market Indexes US Market Update - August 2023

CRSP continues with its new monthly series for August 2023. To view the full report, click here.

How Big Tech Broke Smaller-Company Investing


CRSP’s definition of large stocks includes those in the top 85% of the entire market. The norm from other index providers is to count stocks from the biggest down and define those after a certain number as small.

CRSP ISS ESG Indexes - July 2023 Monthly Update

Here is the latest release of the CRSP ISS ESG Indexes Monthly Update, a brief but informative review of the products and their performance. To view the full report, click here.