Liquidia Technologies, a spinout from UNC Chapel Hill, has filed to raise up to $57.5m in its initial public offering.

PPD and Siemens-backed biopharmaeutical developer Liquidia Technologies has filed to raise up to $57.5m in its initial public offering.

The online education platform, which counts Baidu and Wanxin as investors, plans to float in Hong Kong.

The Pfizer and GE-backed medical device developer has closed its initial public offering after the underwriters took up the over-allotment option.

The business management platform, which had raised $700m from investors including Salesforce and WPP, floated near the top of its range.

The cancer drug developer and Stanford spinout floated at the top of its range in an offering that could reach $129m.

The GV-backed cancer drug developer floated at the top of its range in an offering that could reach $129m.

The Tencent-backed group buying platform has filed to list in the US having raised almost $2.4bn in funding over the past year.

Access Industries and Pharmstandard-backed immuno-oncology therapy developer Neon Therapeutics floated in the middle of its range.

Babytree has filed for an initial public offering in Hong Kong, three weeks after Alibaba acquired a reported 10% stake in the e-commerce platform.