IG Group Holdings is set to enter the FTSE 100 benchmark, according to indicative changes published by FTSE Russell ahead of the March 2026 quarterly review.FTSE Russell said the preliminary changes are based on market data as of 20 February 2026. The formal review will use closing prices on 3 March. Confirmed changes are scheduled for announcement after market close on 4 March.If confirmed, IG Group would move from the FTSE 250 into the FTSE 100 as part of the quarterly rebalance. Funds and ETFs tracking the blue-chip index would adjust portfolios to include the stock. Vehicles benchmarked to the FTSE 250 would remove it. Such reviews typically lead to trading activity around the effective date as passive investors realign holdings.FTSE 100 ChangesOn the indicative list, IG Group Holdings and Tritax Big Box REIT are set for promotion to the FTSE 100. easyJet and Rightmove are listed for removal from the index. Stocks entering the FTSE 100 often see short-term liquidity gains, while deletions can face temporary selling pressure.FTSE 250 RebalancingThe review shows CVS Group, easyJet, Rightmove, and The Schiehallion Fund as potential additions to the FTSE 250. IG Group Holdings, NCC Group, Pinewood Technologies Group, and Tritax Big Box REIT are listed for removal from the mid-cap index.FTSE Russell conducts quarterly reviews of UK indexes in March, June, September, and December. Constituents are determined primarily by market capitalisation, with automatic promotion and demotion rules designed to reduce subjectivity. The changes remain indicative and are subject to confirmation next week. This article was written by Tareq Sikder at www.financemagnates.com.

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