CRSP Research Data Products are relied on by more than 600 subscribers, including major financial firms, government entities and leading research universities across 35 countries. CRSP data supports:

PERMNO® is the proprietary reference key for all securities data maintained by CRSP. PERMNOs are permanent identifiers for all US-listed equities that are consistent through time over the life of each security, accounting for all types of corporate actions.

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Data Access Tools

Investments Illustrated

Investments Illustrated

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Release Notes
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