The transition marks a shift for Tenable Holdings, which moves into the small-cap benchmark as a representative of the information technology sector. Leggett & Platt, currently classified under consumer discretionary, will exit the index upon the completion of its deal with Somnigroup International. S&P Dow Jones Indices confirmed that the change will be effective prior to the commencement of trading on August 31, reflecting the ongoing consolidation within the market indices managed by S&P Global.