Key points
- No changes to the S&P/ASX 20 Index
- Additions and removals in the S&P/ASX 50, 100, 200, and 300 Indices
- Additions and removals in the S&P/ASX All Ordinaries Index
- Additions and removals in the S&P/ASX All Technology Index
Full summary
S&P Dow Jones Indices announced today the changes in the S&P/ASX Indices, effective prior to the open of trading on Monday, September 21, 2026, as a result of the September quarterly review. The S&P/ASX 20 Index remains unchanged. The S&P/ASX 50 Index will see additions of MIN Mineral Resources Limited and NXT NEXTDC Limited, and removals of COH Cochlear Limited and WTC WiseTech Global Limited. The S&P/ASX 100 Index will add CDA Codan Limited and remove ALX Atlas Arteria. The S&P/ASX 200 Index will add ELS Elsight Limited and SIQ Smartgroup Corporation Limited. Additional changes will be made to the S&P/ASX 300 Index, All Ordinaries Index, and All Technology Index. Proforma files with detailed changes will be available after market close today and on September 11, 2026.