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Russell US Index Reconstitution

2018 Reconstitution calendar

May-ranking month

May is "ranking" month when the largest US companies are lined up to form the preliminary Russell US reconstitution portfolios. In 2018, the rank day falls on Friday, May 11.

June-transition month

June is the month that the preliminary reconstitution portfolio is communicated to the marketplace. Beginning on June 8, preliminary lists are communicated to the marketplace and updates are provided on June 15 and 22. The newly reconstituted indexes take effect after the close on Friday, June 22.


The Importance of Russell Equity Index Reconstitution


Recon resources and materials