Viacom has acquired online marketing agency WhoSay, allowing investors including Comcast, Tencent and Amazon to exit.

Qualcomm-backed Practice Fusion has agreed to an acquisition by Allscripts, having once been touted for an IPO that would have valued it at $1.5bn.

Terminus has bought BrightFunnel, a marketing analytics platform that had raised $9.5m from backers including Salesforce Ventures and Bloomberg Beta.

Western Digital and Google-backed data storage platform Avere Systems has agreed to be acquired by Microsoft, having raised $97m in funding.

The on-demand ride provider reportedly now owns a 90% share of its Brazilian counterpart, whose investors also included Qualcomm and SoftBank.

Corporate venturing unit Bloomberg Beta has exited app testing platform developer BuddyBuild through an acquisition of undisclosed size by Apple.

Juniper Networks has announced its intent to acquire malware detection platform Cyphort, which has raised $53m from investors including Dell.

Scaleworks has paid an undisclosed amount to acquire data API developer Keen IO, which had raised $30m, allowing Hewlett Packard Enterprise to exit.

Leta Capital has exited connected car platform developer Bright Box, three years after it invested $1.5m in the company.