Capital One and Salesforce-backed cloud database provider Snowflake has confidentially filed for an initial public offering that could value it at up to $20bn.

Johnson & Johnson and Varian Medical Systems are in line for exits after cancer therapy developer Fusion filed for a $100m initial public offering.

The cancer diagnostics technology developer, formed five years ago when Qiagen acquired part of Enzymatics, has filed to float on the Nasdaq Global Market.

E-commerce software provider Sirclo, which counts Sinar Mas Land and Beenos Plaza as investors, has joined forces with e-commerce technology and services supplier ICube.

The online car retailer will float in an upsized offering that represents an exit for AutoNation, having raised more than $720m in venture funding.

The hearing loss treatment developer has filed to raise up to $100m, three months after a $105m round featuring Novartis, Partners HealthCare and Pivotal BioVenture Partners.

SoftBank, Allianz, XL Innovate and GV are in line for exits after the digital insurance provider filed for a $100m initial public offering.

Barracuda Networks, Dell, Sumitomo, WatchGuard Technologies and NTT Finance are set to exit the anti-malware software developer through the transaction.

DocsApp, whose investors include DeNA and Techmatrix, has joined forces with MediBuddy in deal buoyed by a $20m round backed by Mitsui Sumitomo.

NetApp has agreed to pay a reported $450m to buy the cloud workload management platform, which had raised $52m in funding from investors including Intel Capital.