Bicycle rental platform Ofo is mulling a $1.5bn acquisition by Didi Chuxing, one of the backers that have invested $2.2bn in the company.

Dentsu is set to exit marketing technology developer Treasure Data in an acquisition by Arm reportedly sized at about $600m.

The Didi Chuxing, Tencent and Taikang Life-backed automotive sales services provider had originally targeted $300m and then $150m.

Biopharmaceutical company Liquidia Technologies, which counts PPD and Siemens as investors, floated in the middle of its range.

The UPMC Enterprises-backed mental health tool provider had raised more than $21m but is shuttering after failing to secure an acquisition.

The UPMC Enterprises-backed mental health tool provider had raised more than $21m but is shuttering after failing to secure an acquisition.

The Tasly-backed hepatitis C drug developer priced its shares in the middle of their range and is set to float at the start of next month.

E-commerce logistics platform MetaPack, which counts WPP among its investors, has agreed to an acquisition by Stamps.com.

Okta paid an undisclosed amount for remote-access technology developer ScaleFT allowing Rackspace to exit.

Deutsche Telekom and Alphabet are among the investors set to exit payment and loyalty platform LevelUp in an acquisition by Grubhub.