Postmates has acqui-hired mobile app developer Hey for an undisclosed sum, giving an exit to GV, the unit formerly known as Google Ventures.

Oxford spinout Immago Biosystems, which is working on increasing the efficiency of antibody-based cancer therapies, has been acquired by Hansa Medical.

The deal provided an exit to Lookup shareholders including DeNA and MKS, and the startup will continue to develop its local retail-focused messaging platform post-acquisition.

Dollar Shave Club, which last raised funding in a Comcast Ventures-backed round that valued it at $615m, is to be acquired by Unilever for a reported $1bn in cash.

BP, ConocoPhillips and LeFrak all exited microbiome product developer Taxon Biosciences in an acquisition by DuPont.

ShopClues has acquired mobile payment startup Momoe for up to $12m, providing an exit to equity holders including IDG Ventures India.

Atlassian-backed cloud collaboration software developer Cloud9 has been purchased by Amazon and will be absorbed into its Amazon Web Services product suite.

Airport-focused car sharing service Flightcar, which had raised $40m from backers including Priceline, Tencent, Comcast and SoftBank, has shut down and sold its technology to Mercedes-Benz.

The India-based online travel booking platform, which had raised $125m from backers including Intel, IDG and Network18, will merge with a US-based special purpose vehicle.

Siemens has exited internet-of-things cybersecurity technology producer Wurldtech through an acquisition by General Electric.