By Digifin Pty Ltd · About this coverage
Key Points
- Equity interest in Petalion raised from 22.5% to 66%
- Medicxi retains 30% and a Board position; advisers hold 4%
- Contribution of up to AUD $5.0 million, including AUD $3.0 million cash
- Cash funded from the R&D pipeline allocation in the recent capital raise
- Next phase aims to select a lead candidate

About Starpharma (ASX:SPL)
Starpharma Holdings Limited is an ASX-listed biotechnology company headquartered in Melbourne. It develops dendrimer-based pharmaceuticals, including DEP drug delivery products for cancer, and sells consumer health products based on its dendrimer technology.
Starpharma (ASX:SPL) has taken majority ownership of Petalion Therapeutics so it can direct the next development phase of their fibroblast activation protein (FAP)-targeted dendrimer-drug conjugate oncology program.
Starpharma increased its equity interest in Petalion from 22.5% to 66%. Medicxi retains 30% and a Board position, and 4% remains held by Petalion advisers. Starpharma will contribute up to AUD $5.0 million, comprising AUD $3.0 million in cash and up to AUD $2.0 million in R&D services. The cash will be funded from the allocation for new R&D pipeline opportunities in Starpharma's recent capital raise, which the company says leaves sufficient funds to progress other early-stage targeted oncology assets. Starpharma will appoint two directors and its CEO, Cheryl Maley, will serve as Chair. Petalion will become a UK-incorporated subsidiary of Starpharma Holdings Limited. The next phase will focus on generating the data required to select a lead candidate and define the development and partnering pathway, with the aim of bringing an asset into the clinic.
A lead candidate has not yet been selected, and the release gives no timetable for candidate selection or for bringing an asset into the clinic.
Source: Starpharma Holdings Limited (ASX:SPL), 20 October 2026. Summary content supplied by Digifin Pty Ltd.
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