Cboe Threat, Ticker Glitch Widen Woes for Australian Bourse

ASX Ltd. is grappling with rising regulatory pressure and intensifying competition, as shares of Australia’s main exchange operator trail most of its global peers.

In just two days, a bungled market announcement, a threat to its long-standing dominance and surprise expenses tied to an ongoing regulatory probe dented confidence in the exchange and heaped more pressure on Chief Executive Officer Helen Lofthouse. Its stock tumbled 8.6% on Thursday, the most in two years.