Sydney, June 18, 2026, 08:04 AEST
- ASX Limited last traded at A$52.00, up 2.04%, while the S&P/ASX 200 finished 0.5% higher at 8,966 on Wednesday. Google
- ASX proposed a 25% cap on shares that large listed companies can issue for public mergers and acquisitions without a shareholder vote.
- The stock remains framed by ASX’s settlement of CHESS-related legal proceedings and the next stage of its technology rebuild. Reuters
ASX Limited heads into Thursday’s open with its shares at A$52.00 after a 2% gain, as the listed exchange operator faces a fresh test of confidence from investors, regulators and the companies that use its market. Normal trading had not yet begun at the dateline; ASX’s cash market runs from just before 10 a.m. to 4 p.m. Sydney time. Australian Securities Exchange
The latest move came after ASX proposed tighter rules for large, share-funded public takeovers. The draft would require S&P/ASX300 companies to seek shareholder approval before issuing more than 25% of their share capital for public mergers and acquisitions, or M&A — corporate deals where one company buys or combines with another.
The issue is dilution, a plain but potent market concern: when a company issues many new shares, existing investors own a smaller slice of the business. Reuters reported that the review followed investor pressure after James Hardie issued about 35% of its shares to fund its $8.8 billion takeover of AZEK without a shareholder vote. Reuters
Gavin Skene, ASX’s acting group executive for listings, said the exchange had “listened to the market” and was trying to balance shareholder protection with deal certainty. ASX said it received 45 submissions and is seeking comments on the exposure draft by July 29.
The rule changes land in the same week ASX continued to clean up fallout from its previous CHESS replacement project. CHESS, the Clearing House Electronic Subregister System, is the core system used to record share ownership and support clearing and settlement after trades are done. ASX admitted misleading conduct over 2022 statements on the project and agreed to a A$20.5 million penalty, subject to Federal Court approval. Reuters
ASX Chair David Clarke said, “I am sorry ASX fell short,” while interim CEO Darren Yip said CHESS remained “a critical priority” after the first release of the new system went live. The company said the penalty and A$3 million contribution to ASIC’s legal costs would be treated as significant, non-recurring items in fiscal 2026.
For investors, the share-price bounce does not erase the overhang. Kai Chen, director at MPC Markets, told Reuters that “the fine closes a legal chapter,” but said ASX still had to deal with reputational damage and broader questions about reform and delivery. Reuters
The broader tape helped. The S&P/ASX 200 gained 0.5% to 8,966 points on Wednesday, a 20-day high, with technology, materials and consumer discretionary shares higher while energy fell. That gave ASX Limited a firmer market backdrop, though its gain was well ahead of the index. ABC News
Competition is also part of the story. Cboe Australia, an alternative Australian trading venue and listings rival, is set to be sold with Cboe Canada to TMX Group in a $300 million deal, keeping pressure on ASX’s listing and trading franchise even as ownership changes hands. Reuters
But the clean-up is not finished. The Federal Court still has to approve the CHESS penalty, the rule changes could shift after consultation, and the revised CHESS program is not expected to be fully completed until 2029. Any delay, cost blowout or stronger push from rival venues would give investors a reason to mark the stock back down.
