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Russell Top 200 Index

Measuring Index for large company performance

The Russell Top 200 Index measures the performance of the 200 largest companies (megacaps; 63% of total market capitalization) in the Russell 1000 Index, with a weighted average market capitalization of $186 billion. The median capitalization is $48 billion; the smallest company in the index has an approximate capitalization of $14 billion.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

  • Listed onNew York Stock Exchange1
  • Kind of organizationStock market index1

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The Russell Top 200 Index measures the performance of the 200 largest companies (megacaps; 63% of total market capitalization) in the Russell 1000 Index, with a weighted average market capitalization of $186 billion. The median capitalization is $48 billion; the smallest company in the index has an approximate capitalization of $14 billion.2

Sources

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