The underwriters for the corporate-backed television subscription platform's IPO have fully exercised the over-allotment option.

Insulin developer Thermalin has raised an undisclosed sum from investors including Sanofi and JSR, and plans to close the round at $17.5m.

The enterprise communication platform has raised $17m from investors including GV, a participant in the round's 2015 first tranche, which also featured SoftBank.

Magenta, the developer of a heart failure treatment device, has added an Abiomed-backed series B round to the $4m series A it raised five years ago.

Health insurer Premera Blue Cross has backed a $6.1m series A round for Cardinal Analytx, developer of technology that calculates the potential risk of new policy buyers.

Comcast Ventures, which backed office management services marketplace Eden at seed stage, has returned for a series A round that will support growth and hiring.

Samsung Ventures led a $11.2m round for the nanoscale manufacturing technology developer that included Intel Capital, Hitachi High-Technologies, MKS, Lam Research and SK Hynix.

Alexandria Real Estate Equities has contributed to a $76m round for KSQ, which is developing genomics-focused oncology and immunology drugs.