Savings and investment platform Savedo, which had raised about $12m, was backed by WeltN24 and has now been acquired by Deposit Solutions.

The Hut Group has paid an undisclosed amount to acquire Rocket Internet-backed cosmetics subscription service Glossybox in a deal that will help it grow geographically.

Fayteq, a real-time video editing technology developer spun out of TU Ilmenau, has been acquired by Facebook for an undisclosed sum.

WeWork has paid an undisclosed amount to acquire sales and marketing intelligence software provider Unomy, allowing Leta Capital to exit.

Birchbox, the beauty product subscription service that has raised $87m in financing from backers such as Comcast, has reportedly begun talks with retailers including Walmart over an acquisition.

Nielsen has bought Nielsen Innovate graduate vBrand and will integrate the company's sport sponsorship tracking technology into its sports media offering.

The pharmaceutical company's acquisition of Novartis-backed IFM Therapeutics, consisting of $300m upfront and up to $2bn in milestone payments, is its fourth purchase of a CVC-backed company in under four years.

Ultralinq has acquired Intelesens, a wearable device manufacturer spun out from Ulster University in 2001.

Touchstone Innovations has doubled down in its efforts to prevent a hostile takeover by rival IP Group, saying the updated offer continues to undervalue the firm.

The bankrupt saltwater electrolyte battery developer had raised $190m in financing since it was spun out from Carnegie Mellon eight years ago, but was bought for less than $9.2m.