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

BMW i Ventures is set to exit EV charger developer Chargemaster in a purchase of undisclosed size by BP.

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

Natural language processing technology developer Bloomsbury AI has joined Facebook for up to $30m, enabling UCL Technology Fund to exit.

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.

Efficient Drivetrains, which had amassed $17.5m in capital, makes drivetrain systems for electric and hybrid-powered automotive vehicles based on research from UC Davis.

Precision oncological diagnostics developer Clearbridge BioMedics is planning to float, almost a decade after it was spun out from National University of Singapore and Smart Centre.

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