S&P Dow Jones Indices announced a set of changes to its S&P/ASX indices, effective before the open of trading on June 23, 2025, following its June quarterly review. The update, released from Sydney on June 6, 2025, details several adjustments across the S&P/ASX 20, 50, 100, and 200 indices, reflecting shifts in market conditions and rebalancing efforts. For the S&P/ASX 20 Index, the allocation now includes BXB Brambles Limited, while James Hardie Industries PLC is removed. In the S&P/ASX 50 Index, Evolution Mining Limited has been added and Pilbara Minerals Limited has been removed. The S&P/ASX 100 Index now welcomes Pinnacle Investment Management Group Limited and Perseus Mining Limited, with Paladin Energy Limited and Viva Energy Group Limited exiting the index. Meanwhile, the S&P/ASX 200 Index has seen Austal Limited and Nick Scali Limited join, and Healius Limited along with Stanmore Resources Limited depart. The S&P/ASX All Technology Index remains unchanged. Additional details regarding these constituent adjustments, as well as updates to capped and equal weighted indices, will be provided to clients via proforma files on SFTP accounts after market close on the relevant dates. These regular reviews ensure that the indices maintain accurate representations of their target market segments and offer reliable benchmarks for investors. The reaction to these changes may be mixed among market participants. Bullish sentiment will likely arise from the inclusion of companies with strong growth profiles, such as Perseus Mining Limited and Evolution Mining Limited, which could signal enhanced performance and diversification potential in the indices. On the other hand, bearish sentiment could develop from the removal of established players like James Hardie Industries PLC and Pilbara Minerals Limited, raising concerns among traders who have historically benefited from their stability. Overall, investors are encouraged to consider how these adjustments might affect portfolio strategies in light of evolving market dynamics.