$7 billion Slack has filed to go public

Slack on Monday announced it had confidentially filed to go public.
The company is backed by venture-capital firms like Kleiner Perkins, Andreessen Horowitz, and Accel, as well as SoftBank.
It was most recently valued at $7 billion in 2018.Slack, one of the most hotly anticipated IPOs of 2019, announced Monday that it had confidentially filed to go public with the Securities and Exchange Commission.
The company, which sells an enterprise collaboration and chat platform, joins the ranks of Silico