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Big Shifts for Magnificent Seven in Russell Rebalancing

June 1, 2026

Key Takeaways
  • The June rebalance of the Russell 1000 Growth and Value Indexes will materially reshape exposures, especially among mega caps.
  • Amazon, Apple and Microsoft are among the most notable shifts toward value, while Nvidia and Alphabet remain concentrated in growth.
  • The rebalance will also drive meaningful sector and industry changes, most notably among semiconductor stocks, with elevated turnover across portfolios.
Mega Caps No Longer Just Growth

The annual rebalancing of the Russell indexes at the end of June will lead to significant changes to the makeup of the Russell 1000 Growth and Value Indexes. The most meaningful impacts will be felt among the mega cap stocks that represent the benchmark’s largest weights. As a result of these changes, trading activity within strategies tied to these two large cap indexes is expected to be higher than normal.

Much of the market’s attention has focused on the Magnificent Seven, where the benchmark shifts are substantial — particularly for Amazon.com. Based on preliminary projections1 through the end of May, these bellwether mega caps will see their collective weighting decline ~11.6 percentage points in the Russell 1000 Growth Index (RLG) while simultaneously gaining ~ 10.7 percentage points in the Russell 1000 Value Index (RLV). These reclassifications will immediately impact active strategies’ weightings relative to their growth and value benchmarks. Notable changes, based on targeted share counts with closing prices as of May 29, include:

  • Amazon.com — Will represent 6.7% of the new RLV but just 0.6% of the RLG.
  • Apple — Will weigh 5.7% in the new RLV and 6.3% in the RLG.
  • Microsoft — In one of the more surprising shifts given its AI leadership, Microsoft will have new weights of 4.6% in the RLV and 4.4% in the RLG.
  • Alphabet — Will exit the RLV entirely, with the combined share classes representing 10.6% of the new RLG.
  • Meta Platforms — Will comprise 0.7% of the RLV and 3.1% of the RLG.
  • Nvidia — Will become the largest name in the RLG at 12.7%.
  • Tesla — Will constitute 3.5% of the RLG.

Exhibit 1: Significant Magnificent Seven Benchmark Changes

Exhibit 1: Significant Magnificent Seven Benchmark Changes

Change measures preliminary weighting of each stock on May 29 versus target rebalance percentage in each index. Source: FactSet.

Sector-level changes based on preliminary May 29 pricing are also expected to be meaningful. Within the RLG, overall information technology (IT) exposure changes modestly, but on the subsector level semiconductors will increase to 35.9%, led by the additions of KLA Corp. — which will become the third-largest stock in the index — and Micron Technology, while the software subsector will decline by 5.5%. Additionally, communication services will increase by 3.6%, while consumer discretionary will decline by 4.9%.

Within the RLV, consumer discretionary will increase by 4.4% and IT by 2.2%, while communication services will decline by 4.6%.

Industrials and IT are expected to experience the largest net outflows as a result of the rebalance. Turnover will likely increase in the near term as large cap portfolios adjust to the new index compositions, but this is not unique to ClearBridge. These dynamics are expected to affect both active and passive managers broadly across both growth and value mandates.

Companies listed are not investment recommendations. They are highlighted because of their position shift in rebalancing of the Russell indices described above.

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  • Past performance is no guarantee of future results. Copyright © 2026 ClearBridge Investments. All opinions and data included in this commentary are as of the publication date and are subject to change. The opinions and views expressed herein are of the author and may differ from other portfolio managers or the firm as a whole, and are not intended to be a forecast of future events, a guarantee of future results or investment advice. This information should not be used as the sole basis to make any investment decision. The statistics have been obtained from sources believed to be reliable, but the accuracy and completeness of this information cannot be guaranteed. Neither ClearBridge Investments, LLC  nor its information providers are responsible for any damages or losses arising from any use of this information.

  • Source: London Stock Exchange Group plc and its group undertakings (collectively, the “LSE Group”). © LSE Group 2026. FTSE Russell is a trading name of certain of the LSE Group companies. “Russell®” is a trade mark of the relevant LSE Group companies and is/are used by any other LSE Group company under license. All rights in the FTSE Russell indexes or data vest in the relevant LSE Group company which owns the index or the data. Neither LSE Group nor its licensors accept any liability for any errors or omissions in the indexes or data and no party may rely on any indexes or data contained in this communication. No further distribution of data from the LSE Group is permitted without the relevant LSE Group company’s express written consent. The LSE Group does not promote, sponsor or endorse the content of this communication.

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