GV exited the voice messaging app developer, which had raised $1.8m in 2014, and which Spotify acquired alongside Ireland-based social network Soundwave.

Sandisk is set to exit Altair Semiconductor, just over a year after it invested an undisclosed sum in the company, which had already raised about $125m.

Softbank, KT and Recruit have exited Ustream in an acquisition by IBM, which will integrate the video streaming platform into its new Cloud Video Services division.

Juno Therapeutics increases its cancer treating T-cell research by acquiring Harvard spinout Abvitro, which focuses on diseases resistant to the immune system.

Norwest-backed Threadflip has shut down and revealed a partnership with Le Tote, though neither company has disclosed whether the deal is a formal acquisition.

Appcelerator, which had raised approximately $91m in funding from investors including eBay, Sumitomo and RedHat, has been acquired in a cash deal of undisclosed size.

Qualcomm has exited app monetisation company Heyzap in an acquisition by RTNS that could end up being worth up to $45m.

Intel Capital exited Emotient, which is developing facial recognition technology, after investing in a $6m round in 2013.

SoftBank is among the exiting investors as conglomerate Dalian Wanda acquires US film and comics producer Legendary Entertainment.

Alphabet has exited realty listings platform CommonFloor in a majority-stock purchase by Quikr that reportedly valued it at $100m to $120m.