N-trig, a developer of pens for touchscreens, has been bought by Microsoft for $200m.

Intel-backed transplant surveillance technology company CareDx has raised $40m in its initial public offering.

Rocket Internet has taken a 30% share in Delivery Hero and a majority stake in HelloFresh, while consolidating all its food delivery platforms into a single entity.

The Hearst-backed social media tools developer has raised $250m to date, but could wait another two years before looking to go public.

IDG had invested in series A and B rounds raised by Manthan, which will use the funding to expand its business analytics products to international markets.

Genomic Health-backed Invitae, which is developing a new genetic testing system, would raise more than $80m if it floats at the top of its range.

Freelance journalists marketplace Ebyline, which had raised $6.5m from media company EW Scripps, has been acquired by Izea for almost $9m.

Southampton smart thermostat spin-out Joulu picked up by smart energy firm Quby.

Cardiff spin-out Mesuro acquired by Canada-based Focus Microwaves.