Global Index Mail

This Global Index Mail from J.P. Morgan's Global Quantitative and Derivatives Strategy team (updated 22 October 2026) reviews index events effective at the close of 23, 26 and 27 October 2026 and the associated passive flows. In the Americas, S&P 600 updates Arcus Biosciences (RCUS) shares after a 14.29m-share equity offering, creating indexer demand of 1.6m shares (85% of ADV); MSCI USA Small Cap deletes LXP Industrial Trust (LXP) following its acquisition for USD 61.20 per share in cash (indexer supply of 0.8m shares, 74% of volume); Madison Square Garden Sports spins off MSG Rangers (MSGR), which is added to the S&P 600 while Arbor Realty Trust (ABR) is removed;