UCD-founded wasterwater purification spinout OxyMem has been bought by DowDuPont, already one of its shareholders.

Saudi Aramco has exited wastewater treatment system developer OxyMem, which has been bought by another corporate investor, DuPont.

HubSpot has exited email marketing platform developer Sigstr in an acquisition of undisclosed size by Terminus.

Lenskart will exit the vision-testing app developer in an acquisition expected to be around the $100m mark, two years after investing $1m.

Tsinghua University-backed Meten Education will merge with EdtechX to pursue market share with Chinese students and young professionals.

Intel Capital has scored an exit after its parent company bought AI training technology provider Habana in a $2bn deal.

Naver and CyberAgent are set to exit food delivery app developer Woowa Brothers, which has agreed to be acquired by Delivery Hero.

Apple paid an undisclosed amount for the mobile photo-enhancement technology developer, which had received nearly $8m in funding from investors including Martlet.

DataRobot is buying the data preparation software provider, which has raised $86m from investors such as Accenture, Cisco, Intel, Microsoft and Deutsche Telekom.

Apple has picked up UEA's camera enhancement spinout Spectral Edge in a deal expected to boost the photography capabilities of its smartphones.