Pachyderm, the developer of a machine learning data platform, increased its overall funding to $28m in a series B round led by Microsoft's coroporate venturing arm.

GI Windows Medical plans to put the $16.4m from the Johnson & Johnson Innovation – JJDC-backed round into clinical validation of its anastomotic endoscopy device.

Alphabet, Salesforce and Twilio have exited the peer-to-peer messaging platform, which has been purchased by another of its investors, Social Capital.

Alphabet-backed short-term accommodation portal Airbnb has confidentially filed to go public, having raised money at a $26bn valuation in April.

Eli Lilly and WuXi Biologics-backed biologics developer Inhibrx floated at the midpoint of its range having previously raised $135m in debt and equity financing.

Intel Capital has returned to take part in the online marketing technology developer's latest round, seven years after backing its series B.

The cybersecurity platform developer boosted its total funding to more than $58m in a round that included returning investor M12.

Google unit Gradient Ventures has contributed to a series A round for the sales support software developer 16 months after its seed funding.

Johnson & Johnson, Takeda, Novartis and Bukwang Pharmaceutical all backed the first round disclosed by oncology drug developer Immpact Bio USA.

Memorial University spinout InspectAR helps design printed circuit boards and will expand its software following a purchase by Cadence Design Systems.