Cardiff spinout Nanotether Discovery Science has been acquired for $340,000.

The online radio group has bought in-car connected technology developer Automatic Labs, giving exits to Comcast, CDK Global and USAA among others.

Square has reportedly paid $3m for the engineering team of microblogging platform Yik Yak, likely signalling the Renren-backed company is nearing the end of the line.

Bics has agreed to acquire TeleSign, which raised $49m in a 2014 Telstra-backed series B round, to form the world's first end-to-end communications-platform-as-a-service provider.

Microsoft could pay up to $70m for the cloud optimisation platform, which has raised more than $20m in funding including $4m from Infosys last August.

Oracle has agreed to acquire Moat, which had raised $67m since 2010 from backers including SoftBank Capital, for a reported $850m.

Nordstrom and Coppel could exit the online men's fashion company, which is in talks with Walmart over an acquisition that would follow $127m of venture funding.

Petco has purchased petcare services platform PetCoach for an undisclosed sum, providing an exit to corporate investors Comcast and Pet360.

Grab has completed the acquisition of Emtek, Gree and Singapore Press Holdings-backed mobile payment portal Kudo for between $80m and $100m.

Sucampo has acquired the Lundbeck and Pfizer-backed rare diseases treatment developer for $200m in stock and cash, less than a year after it closed a $42m series A round.