Broadband software provider Casa Systems, backed by Liberty Global Ventures, has gone public in a downgraded initial public offering.

Quanterix, a digital immunoassay developer backed by BioMerieux and Stratec, has raised $64.1m in its initial public offering.

The monoclonal antibody developer, which counts GV and EMBL Ventures among its investors, had initially raised $40m when it floated last week.

Sun Pharmaceutical and Lundbeck scored exits in an $89.6m initial public offering by the subcutaneous heart failure therapy developer.

The GV and EMBL Ventures-backed immunotherapy developer floated in an underpriced offering and received $20m in a private placement from NEA.

BitAuto's e-commerce and financing spinout, which counts Tencent, Baidu and JD.com as investors, floated at the top of its range.

The China-based, SIG-backed online lender floated below its range in the US and is currently hovering just above the IPO price.

The Tencent and Sohu-backed search engine operator will go public in the US today, floating at the top of its range.

The fabless semiconductor producer, which counts GlobalFoundries, Cisco, Intel, LSI and Xilinx as investors, has gone public in a $61.4m initial public offering.

The Germany-based, Ammann and Staidson-backed inflammatory disease therapy developer has floated in an initial public offering in the US.