• Addition of Northern Star Resources, Light & Wonder, PLS Group to major indices
• Removal of Santos, Seek, TechnologyOne from major indices
• Addition of several new companies to All Ordinaries index
• Removal of Audinate Group, Adairs, Accent Group from various indices

S&P Dow Jones Indices has announced the changes to the S&P/ASX indices, effective prior to the open of trading on March 23, 2026, as a result of the March quarterly review. The key changes include the addition of Northern Star Resources to the S&P/ASX 20 index, the addition of Light & Wonder and PLS Group to the S&P/ASX 50 index, and the removal of Santos and Seek from these respective indices. The S&P/ASX 100 index will see the addition of Greatland Resources, Regis Resources, and Westgold Resources, while Lendlease Group, Netwealth Group, and Pinnacle Investment Management Group will be removed. The S&P/ASX 200 index will see the addition of Predictive Discovery, SRG Global, and Vulcan Energy Resources, and the removal of Catapult Sports, DigiCo Infrastructure REIT, and EBOS Group. The S&P/ASX 300 index will see the addition of several new companies, including 4DMedical, Arafura Rare Earths, and DPM Metals, while Audinate Group, Adairs, and Accent Group will be removed. The All Ordinaries index will also see numerous additions and removals as part of the quarterly rebalance.