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Russell 3000 Index

Last updated 29th Nov 2022


The term Russell 3000 Index refers to a composite that includes large, mid, and small cap companies located in the United States. The Russell 3000 is published and maintained by FTSE Russell.


The Russell 3000 Index is designed to measure the performance of the large, mid, and small capitalization companies in the United States equities market. The index is a composite of roughly 3,000 securities with a median market capitalization value of $1.5 billion.

First launched on January 1, 1984, the companies included in the index are selected based on float-adjusted market capitalization. On the last trading day of May, FSTE Russell ranks eligible companies based on their total market capitalization values. On the last Friday of June, the index is reconstituted. To be eligible for inclusion in a U.S. equity market index, the securities must trade on the NYSE, NYSE MKT, NASDAQ, or ARCA exchanges. The performance of this index can be monitored via the stock ticker symbol RUA.

Related Terms

Russell 3000 Growth, Russell MidCap, Russell MicroCap, Russell 3000E

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