The Australian arm of the global business entered voluntary administration last August. It subsequently emerged that it owed creditors more than $140 million, including $1.7 million to staff, after raising more than $89 million in convertible notes in 2022. The company had been gearing up for an IPO or trade sale to give investors a quick exit.The 13-year-old Brisbane digital diagnostics biotech designed the first rapid self-test for Covid-19 detection authorised by the US FDA, for use without a prescription. CEO Dr Sean Parsons founded Ellume in 2009.

But last week, a $56 million takeover bid from Gold Coast rival, Hough Consolidated, collapsed after it failed to meet deadline from the administrators to stump up a $1.25 million non-refundable payment as part of the Deed of Company Arrangement (DOCA).