Slack could publicly file for its long-awaited IPO as soon as Friday, Business Insider has confirmed.  The timing of Slack's upcoming S-1, which was first reported by the Wall Street Journal, puts the company on track to go public in May or June. Slack, which was last privately valued at $7 billion, is expected to IPO using a direct listing — an unconventional method in which shareholders sell their stakes directly to the public.

Workplace chat app Slack is expected to publicly file the...

Continue Reading Slack could publicly file its S-1 this week in a major step toward an IPO