ASX Biggest Losers Today: Austal, Metcash and Nanosonics Slide Even as the ASX 200 Surges (December 12, 2025)
Meta description: Australia's sharemarket rallied on Friday, 12 December 2025, but several ASX shares sank sharply. Here are today's biggest stock losers on the ASX, what's behind the falls, and what analysts are watching next.