ASX Ltd (ASX: ASX) released a market update last night outlining changes to its senior leadership structure.
The announcement comes just ahead of the company's half-year financial results, which are due to be announced on Thursday.
ASX shares finished Tuesday's session 0.52% higher at $56.35, with details released after the close of trade.
ASX is Australia's primary market operator, providing trading, clearing and settlement services across equities, derivatives and debt markets. The group also earns revenue from listings, data products and technology services used by market participants in Australia and overseas.

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CEO departure confirmed
In its announcement, ASX confirmed that managing director and chief executive officer Helen Lofthouse will step down from the role in May 2026. Her tenure includes more than 10 years with the group and almost 4 years as chief executive.
Lofthouse was appointed in 2022 during a period of increased focus on the exchange, particularly around the failed CHESS replacement program. Since then, ASX has reset its technology strategy, cancelled the original blockchain based proposal and committed to a staged rebuild of its core clearing and settlement platform.
The first phase of the refreshed CHESS system is scheduled to go live in April. The board said the transition follows completion of key groundwork and positions the business for its next phase of leadership.
ASX has engaged an executive search firm to conduct a global process to identify its next chief executive. No successor or interim appointment has been named, and Lofthouse is expected to remain in the role until her departure.
Share price context
ASX shares remain well below their highs from earlier in 2025 but have rebounded from recent lows. Over the past year, the stock has faced pressure from regulatory oversight, technology execution risk and broader market volatility.
Despite this, the business continues to benefit from its position as critical national market infrastructure. Revenue is largely driven by trading volumes, listings activity and post trade services rather than direct exposure to market direction.
While the CHESS reset was generally supported, investor confidence has been affected by longer timelines and higher costs.
Half-year results due Thursday
ASX is scheduled to release its half-year results for the six months ended 31 December 2025 on Thursday 12 February. The update will be closely watched for revenue trends, cost control and progress on technology investment.
Investors will also be looking for commentary around market activity levels, capital expenditure and any changes to full year guidance.
While the leadership transition is a notable development, the upcoming earnings result is likely to be the main focus for the market.