Factbox-Outage is latest problem to hit Australian stock exchange operator ASX

SYDNEY, Dec 1 (Reuters) - The Australian Securities Exchange (ASX) was deed by an outage to its announcements level connected Monday, the latest ​setback for the banal speech relation that is already nether scrutiny from regulators implicit its ‌governance and quality to present marketplace infrastructure.

Here is simply a look astatine the large outages and regulatory investigations the ASX has faced successful caller ‌years:

August 2025 - Naming mix-up

The ASX incorrectly tagged 1 of the country's apical net providers successful an unrelated company's takeover announcement, wiping much than A$400 cardinal ($261.76 million) from the company's marketplace capitalisation, earlier ASX suspended the banal from trading and said it was cancelling the ⁠trades.

June 2025 - ASIC launches sweeping ‌inquiry into the ASX

Australia’s firm regulator, the Australian Securities and Investments Commission (ASIC), begins an probe into the ASX, escalating tensions that ‍have simmered for years amid a botched bundle upgrade and a bid of trade-processing glitches.

December 2024 - CHESS outage

The ASX’s Clearing House Electronic Subregister System (CHESS) breaks down successful the week earlier Christmas.

The outage delayed the ​settlement of trades and raised concerns astir the ASX’s quality to support captious marketplace infrastructure.

August 2024 ‌- ASIC sues ASX

ASIC sues the ASX for making alleged misleading statements related to its CHESS replacement project, including that it was "on-track for go-live" and "progressing well".

The ASX had been attempting to regenerate the three-decade-old level utilized to wide and settee trades since 2015.

March 2024 - ASX fined for breaching marketplace rules

ASIC fines the ASX A$1.1 cardinal for breaching marketplace ⁠integrity rules. It said the ASX failed to people ​pre-trade accusation for much than 8,000 transactions.

March 2022 -​ Futures and options marketplace outage

The ASX froze trading connected ASX24, its futures marketplace trading platform, for respective hours aft a "hardware-related issue".

November 2020 ‍- Trading disrupted aft ⁠software issue

All trading was disrupted owed to a bundle contented stemming from the ASX’s exertion spouse Nasdaq. The outage triggered a regulatory probe and parliamentary inquiry.

September 2016 - Market halted ⁠after hardware failure

The ASX closed trading aboriginal aft a hardware nonaccomplishment caused a delayed and incomplete open. The ASX cancelled 1,‌221 trades and 3,062 transactions.

($1 = 1.5281 Australian dollars)

(Reporting by ‌Christine Chen successful Sydney; Editing by Muralikumar Anantharaman)