Jun 24, 2026 – 4.00pmThe executive billionaire Dennis Bastas appointed to run Australia’s largest generic pharmaceutical company has abruptly left after less than six months in the role in the latest management shake-up within the entrepreneur’s healthcare and beauty empire, DBG Health.Matt Zeller, who reported directly to Bastas, on Wednesday said he had stepped down as chief executive of Arrotex, which is a key part of DBG Health, to travel, recharge and spend time with his family.Subscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles