"Starting the following Friday, FTSE Russell releases updated but still preliminary index membership lists. Those updates are made on May 31, June 7, June 14 and June 21, all typically after 6 p.m. Finalization is June 28.
Meanwhile, on Monday, June 10, the reconstitution lock-down period begins. From that point, the rebalanced membership lists are considered final, pending any additional updates during the remainder of June."...r
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